Api spec 16a 2017 (american petroleum institute)

API publcation nec es ariy ad res pro lems of a general nature.. W it h resp ct to p rt ic ular circ umstances, local,st at e, an federal laws an reg lat ion s ould b review ed.. Clas if

API SPECIFICAT ION 16A

API publcation nec es ariy ad res pro lems of a general nature W it h resp ct to p rt ic ular circ umstances, local,

st at e, an federal laws an reg lat ion s ould b review ed

Neit her API nor an of API's employ ees, s bcontrac tors, c on ult ants, c ommitt ees, or other as ig e s make an

warant y or re resent at ion, eit her ex pres or impled, w it h resp c t to t he ac curacy, c omplet enes , or u efulnes of t he

informat ion c ontained herein, or as ume an la i t y or resp n ibi ty for an u e, or the res lt s of s c h u e, of an

informat ion or proces disc losed in t his publcation, or re resent t hat it s u e w ould not infin e up n priv ately owned

rig t s

Clas ified are s may not vary de en in on t he location, c on ition , eq ipmen an s bstances involved in an

giv en situat ion Users of t his sp c ific ation s ould c on ult with the a pro riate authorit ies havin juris ict ion

API publc at ion may b u ed by anyone desirin t o do so Every efort has b en made by t he In titut e t o as ure the

ac curacy an rela i ty of t he dat a cont ained in t hem; however, the In titute makes no re resent at ion, w arant y, or

g arantee in con ect ion w it h this publcation an here y expres ly disc laims an la i t y or resp n ibi ty for los or

damage res ltin fom its u e or for t he v iolat ion of an authorities hav in juris ict ion w ith whic h t his publcation may

conflc t

API publc at ion are publs ed to facilt at e t he bro d av aia i ty of proven, sou d en ine rin an o erat in

prac t ic es T hese publc at ion are not int en ed t o o v iat e t he ne d for a plyin sou d en ine rin ju gment

regardin when an where these publc at ion s ould b ut ilzed The formulat ion an publcat ion of API publc ation

is not inten ed in an w ay t o in ibit any one fom u in an ot her pract ic es

An man fac turer markin eq ipment or materials in c onformanc e w it h t he markin req irement s of an API st an ard

is solely resp n ible for c omplyin wit h al the a plca le req irement s of that st an ard API do s not re resen

waran or g arant ee that s ch prod ct s do in fac t conform t o the a plcable API st an ard

Users of this sp cificat ion s ould not rely ex clu ively on the informat ion c ont ained in t his doc umen

Sou d bu ines , sc ientific, en ine rin , an safety ju gment s ould b u ed in employ in the information contained

herein

Al rig ts reserv ed No p rt of this work ma b re ro uced, tra slated, st ore in a retrieval syst em, or t ra smitted b a y me ns,

elec tro ic, mecha ical, p otoc opyin , recordin , or otherwise, witho t prior writt en p rmis io fromthe p blsh r Co t ac t t he

Pu lsh r, API Pu lshin Services, 12 0 L S e t, NW, Washin ton, D 2 0 5

Co p yright © 2 17 Am erica n Pe tro le um In t ute

A me a Petr olem Institute

Nothin c ont ained in an API publcation is t o b con t rued as grant in an rig t , by implcation or otherwise, for t he

man fact ure, sale, or u e of an method, a p rat us, or prod ct covered by lett ers p ten Neit her s ould any t hin

cont ained in the publcation b con trued as in urin anyone again t la i t y for infin ement of lett ers p t en

Shal: As u ed in a stan ard, “s al” denotes a minimum req irement in order to conform to the sp cific at ion

Should: As u ed in a stan ard, “s ould” denot es a rec ommen ation or that which is advised but not req ired in order

to c onform to the sp cific at ion

T his document w as prod ced u der API st an ardiz ation proced res that en ure a pro riat e notification an

p rt ic ip t ion in t he dev elo mental proces an is desig at ed as an API st an ard Question c onc ernin the

interpret at ion of t he cont ent of t his publc at ion or c omment s an q est ion concernin t he proced res u der w hic h

this publcation w as develo ed s ould b direct ed in writin t o t he Direc tor of St an ard , American Pet roleum

In t it ut e, 12 0 L St re t , NW, Was in ton, DC 2 0 5 R eq ests for p rmis ion t o re rod ce or t ran lat e al or an p rt

of the mat erial publs ed herein s ould also b ad res ed t o t he direct or

Generaly, API stan ard are review ed an rev ised, re firmed, or withdraw n at le st ev ery five y ears A one-t ime

ex ten ion of up t o t wo years may b ad ed to t his review cy cle Status of t he publcation can b ascert ained fom the

API St an ard De art men tele hone (2 2) 6 2-8 0 A catalog of API publcation an materials is publs ed

an ualy by API 12 0 L S e t, NW, Was in t on, DC 2 0 5

Su gest ed revision are invited an s ould b s bmit ted t o t he St an ard De art men API 12 0 L S e t , NW,

Was in t on, DC 2 0 5, st an ard @a i.org

i

Pa e

1 Sco e 1

2 Norma v e Refere c s 4

3 Terms, Definit ion , Acrony ms, a d Abbrev ia on 6

3.1 Terms a d Definit ion 6

3.2 Acrony ms a d Abbrev ia on 15 4 De ig Req ireme t s 16 4 1 Size De ig a on 16 4 2 Servic Con it ion 17 4 3 Eq ipme t -spe ific De ig Req ireme t s 19 4 4 De ig Met hod 3

4 5 De ig Vald t ion 3

4 6 Doc me t at ion 4 1 4 7 Te t s for BOP a d Hy dra lc Con e t or Opera on l Ch ra t eris c 4 2 4 8 PR1 Opera n Ma u l Req ireme t s 7

4 9 PR2 Opera n Ma u l Req ireme t s 7

4 10 Tec hnic l Dat a Sh et 81

5 Mat erial Req ireme t s 81

5.1 Ge eral 81

5.2 Writ t en Spe ific t ion 81

5.3 Pre s re- cont ainin parts 8

5.4 Pre s re- cont rol n Part s 8

6 Weldin Req ireme t s 8

6.1 Ge eral 8

6.2 Weldme t De ig a d Config ra on 9

6.3 Weldin Cont rols 9

6.4 Weldin Proc d re a d Performa c Q ualfic t ion 9

6.5 Ot her Req ireme t s 9

7 Q ualt y Cont rol Req ireme t s 101

7.1 Ge eral 101

7.2 Me s rin a d Te t i g Eq ipme t 101

7.3 Q ualt y Cont rol Person el Q ualfic t ion 101

7.4 Q ualt y Cont rol Req ireme t s for Eq ipme t a d Parts 10

7.5 Q ualt y Cont rol Req ireme t s for Spe ific Equipme t a d Part s 10

7.6 Req ireme t s for Q ual t y Cont rol Record 1 5

7.7 F iure Rep rt i g 1 7

8 Mark in Req ireme t s 1 7

8.1 Ge eral 1 7

8.2 Ty pe of Id n fic t ion St ampin 1 7

8.3 Spe ific Codific t ion Req ireme t s of Eq ipme t 1 7

8.4 Produ t De cript ion Cod (PDC) 12

9 St orin a d Ship in 12

9.1 St orin for Period Gre ter t ha 3 Day s 12

9.2 Ship in 12

v

Pa e

An e A (informa v e) API Monogram Program—Us of t he API Monogram by Lic n e s 12

An e B (norma v e) Q ualfic t ion of He t -t re t i g Eq ipme t 12

An e C (informa ve) Purc a in Guid ln s 131

An e D (norma v e) F iure Rep rt i g 13

An e E (norma ve) Minimum Req ireme t s for Certific t e of Conforma c (COC) 13

An e F (norma ve) Ch rpy V- not ch Impa t T est L c t ion for Weld Q ualfic t ion 13

An e G (informa ve) Conv ersion of U.S Cu t omary Units t o t he SI Sy st em (Met ric) 14

Biblograph 14 4

Fig re

1 Simplfie Ex ample of Surfa e Dri -t hrou h Eq ipme t 2

2 Simplfie Example of Subs a Dri - t hrou h Eq ipme t 3

3 Type 16B a d 16BX Int egral Hub Con e t ions 2

4 Type 16B a d 16BX Bln Hubs 2

5 R ou h Ma hinin of Type SR R in Gro v es 2

6 Finis Ma hinin of Type SR R in Gro v s 2

7 Clamps for Type 16B a d 16BX Hub Con e t ion 3

8 Con e t or Capa it y Ch rt 4

9 Eq iv ale t R ou d Mod ls 8

10 Ty pic l W eld Gro v s for Pipe But Joint s 91

1 Ty pic l At t ac me t Weld 9

12 Ty pic l Repair Weld 9

13 Ty pic l Ex cavat ion for Repair Weld 9

14 Rockwel Hard e s Te t L c t ion 9

15 Hardn s Te t L c t ion for Weld Ov erla 9

16 Vick ers Hard e s Te t L c t ion 9

B.1 Th rmocouple L c t ion —R ect an ular F rn c (W ork in Z n ) 12 B.2 Th rmocouple L c t ion —Cylndric l F rn c (W ork in Z ne) 12 E.1 Ex ample Cert ific t e of Conforma c 13 –13 F.1 L c t ion of Ch rpy V - not ch Impa t Te t 13 G.1 Met ric Conversion 14 1 Table 1 Eq ipme t Size 17 2 Eq ipme t Rat ed Workin Pre s re 17 3 Temperat ure Rat i g for Met al c Mat erials 18 4 Temperat ure Rat i g for Nonmet al c Se lng Mat erials 18 5 Pre s re Rati g a d Siz e Ran e of API 6A Fla g Con e t ors 19 6 Bolt i g Req ireme t 21

7 Pre s re Rati g a d Size Ran e of Ty pe 16B a d 16BX Hubs 2

8 Ty pe 16B Int egral Hub Con e t ion for 13.8 MPa (2,0 0 psi) Rated Workin Pre s re 2

9 Ty pe 16B Int egral Hub Con e t ion for 2 7 MPa (3,0 0 psi) Rated Workin Pre s re 2

10 R ou h Ma hinin of Type SR R in Gro v es 2

1 Finis of Ma hining of Type SR R ing Groov es 2

12 Ty pe 16BX Int egral Hub Conn c ons for 3 5 MPa (5,0 0 psi) R at ed W ork in Pre s re 2

v i

A me a Petr olem Institute

Pa e

13 Ty pe 16BX Int egral Hub Conn c ons for 6 0 MPa (10,0 0 psi) R at ed W orkin Pre s re 2

14 Ty pe 16BX Int egral Hub Conn c on for 10 5 MPa (15,0 0 psi) R ate W ork ing Pre s re 3

15 Ty pe 16BX Int egral Hub Conn c on for 13 0 MPa (2 ,0 0 psi) R ate W ork ing Pre s re 31

16 Clamps for Type 16B a d 16BX Hub Con e t ion 3

17 R in Ga k et Numbers for A PI 6A /16A Eq ipme t 3

18 R eq ire Te t s a d Performa c Crit eria for R am BOPs 4

19 Te t Ma drel Pipe Size(s) for R am Te t i g 4

2 R eq ire Te ts a d Performa c Crit eria for Fix ed Bore Pipe R ams a d Bln R ams 4

21 R eq ire Te t s a d Performa c Crit eria for V ariable Bore Pipe R ams 4

2 R eq ire Te ts a d Performa c Crit eria for Bln Sh ar R ams 4

2 Sh ar Pipe Req ireme t s 4 5 2 R eq ire Te ts a d Performa c Crit eria for Non- Se ln She r R ams 4

2 R eq ire Te t s a d Performa c Crit eria for A nn lar BOPs 4

2 Te t Ma drel Pipe Size(s) for A nn lar Pa k ers 4

2 R eq ire Te t s a d Performa c Crit eria for An ular Pa k ers 4

2 R eq ire Te ts a d Performa c Crit eria for Hy ra lc Con e t ors 4

2 Mat erial Pro ert y R eq ireme t s for Met al c Pre s re- Containin Part s 8

3 Material A pplc tion for Met al c Pre s re- Cont aining Parts 8

31 St eel Comp sit ion Limit s (% Ma s Fra tion) for Pre s re- cont ainin Part s 8

3 A lloyin Eleme t R an e— Max imum T lera c R eq ireme t s 8

3 A cc pt an e Crit eria for Ch rpy V - notc Impa t Te t s 8

3 A dju t me t F ctors for Sub- size Impa t Spe ime s 8

3 Ch mic l Comp sition of t he Nic el- ba e A lloy N0 6 5 10

3 Minimum Hard e s Req ireme t s 10

3 Weld In lu ion Crit eria 10

3 Weld In lu ion Crit eria 1 0

3 Hy drostat i Te t Pre s re 1 2

4 0 Pipe Siz e Req ireme t s 1 3

4 1 Mark in Req ireme t s a d L c t ion 1 8

4 2 Cod Sy t em for Nonmet al c Se lng Materials 1 9

4 3 Ela t omer Comp u d Markin Cod 12

4 4 Prod ct De cript ion Cod 12

4 5 Eq ipme t Ty pe 121

4 6 API Eq ipme t Siz e De ig a on 121

4 7 Rat ed Workin Pre s re 12

4 8 Temperat ure Rat i g (Met al c Mat erials) 12

C.1 Ma ufa t urin Dat a Bo k (MDB) 13

G.1 Pre s re Rati g 14 2

G.2 Nomin l Size 14 3

Spec ific at ion for Dri l-t hrough Equipment

This sp c ific at ion defines t he req irement s for p rormanc e, desig , mat erials, t est in an in p c on,

w eldin , mark in , han ln , st orin , an s ip in of dri -t hrou h eq ipment u ed for dri in for oi an

gas It also defines serv ic e c on it ion in t erms of pres ure, t emp rat ure, an w elb re fluid for w hic h t he

eq ipment is desig ed

This sp cific at ion is a plca le t o an est abls es req irement s for the folow in sp c ific eq ipmen

a) ram blow out prev ent ers;

b) ram bloc k s, p c k ers, an top se ls;

c ) an ular blow out prev ent ers;

d) an ular p c k in u it s;

e) hy draulc w elb re c on ect ors (w elhe d, riser, or LMRP);

f) dri in sp ols an sp c er sp ols;

g) ada t ers;

h) man rels (for w elb re c on ec t ors);

i) lo se c on ec t ion ;

j) c lamps

Dimen ional int erc han e bi t y is lmit ed t o en an out let c on ec t ion

A simplfied ex ample of dri -t hrou h eq ipment defined by t his sp c ific at ion is s ow n in Fig res 1 an 2

R ep ir an reman fact ure of 16A eq ipment is c ov ered in API 16AR, Sta dard for Re air a d

Rema ufacturin ofDri-hro g Eq ipme t

This sp cific at ion do s not a ply t o field u e or field t est in of dri -t hrou h eq ipmen

If a prod c t is s p led b arin t he API Monogram an man fac t ured at a fac ilt y lc en ed b A PI t he

req irement s of Anne A a ply

Fig re 1—Simpl fie Ex ample of Surfa e Dri - throu h Eq ipme t

A me a Petr olem Institute

Fig re 2—Simpl fie Ex ample of Subs a Dri - t hrou h Eq ipme t

2 Normat iv e R eferences

The folow in referen ed doc uments are in isp n a le for t he a plc at ion of t his doc umen F r dat ed

referenc es, only t he edit ion c it ed a ples F r u dat ed referen es, t he lat est edit ion of t he referen ed

doc ument inc lu in any amen ment s) a ples

A PI Sp c ific at ion 5CT, Sp cificato forCasin a dTu in

A PI Sp c ific at ion 5DP, Sp cificato forDri Pip

A PI Sp c ific at ion 6A , Sp cificato forWelh ada dChristmas Tre Eq ipme t, 2

th

edio , A pri 2 1

A PI Tec hnic al Re ort 6AF2, Ca a ites ofA PI Fla g s UnderCombin to s ofL oad

A PI St an ard 6X , Desig Calculato s forPres ure Co tainin Eq ipme t

A PI Sp c ific at ion 7-1, Sp cificato forRotaryDri Stem Eleme ts

A PI Sp c ific at ion 2 E, Alo a d Carb n Ste l Boln for Use in th Petrole m a d Natural Gas

Industries

A PI Sp c ific at ion 2 F, Corosio Resista t Bol n forUse in th Petrole m a dNatural Gas Industries

A PI TR 6MET, Metalc Material L imis forWelh adEq ipme t

ASME

1

Boier an Pres ure V es el Code, Sec t ion V , UT Ex min to Meth ds for Materials a d

Fa ricato

ASME Boier an Pres ure V es el Code, Sec t ion V II Div ision 1, App n ix 4, Ro ndedIndicato Ch rts

A cce ta ce Sta dard forRadio ra hicaly Determin dRo ndedIndicato s in Welds

ASME Boier an Pres ure V es el Code, Sec t ion V II Div ision 2, A nne 5-F, Ex erime tal Stres a d

Fatg e A nalysis

ASME Boier an Pres ure V es el Code, Sec t ion IX , Art ic les I I I , an IV

ASTM

2

A 38 , Sta dardPractce forUlraso ic Ex min to ofSte l Forgin s

ASTM D412, Sta dardTest Meth ds forVulca ized Ru b ra dTh rmo lastc Ru b rs—Te sio

ASTM D4 1, Sta dardTest Meth dforRu b rPro erty—Efect ofL iq ids

ASTM D1414, Sta dard Test Meth ds forRu b r O-Rin s

ASTM D1415, Sta dard Test Meth dforRu b rPro erty—Intern to al Hardn s

ASTM D1418, Sta dard Practce forRu b ra dRu b rL at ces—Nome clature

ASTM D2 4 , Test Meth dforRu b rPro erty—DurometerHardn s

ASTM E10, Sta dardTest Meth d forBrin l Hardn s ofMetalc Materials

ASTM E18, Sta dardTest Meth d forRockwel Hardn s of Metalc Materials

ASTM E9 , Sta dardGuide forRadio ra hic Ex min to

1

Americ an So iety of Mec ha ic al En in ers, Two Park Av en e, New Y ork , NY 10 16

2

ASTM Int ern t io al, 10 Bar Harb r Driv e, W est Co sh h c k en, PA 19 2

A me a Petr olem Institute

ASTM E1 0, Sta dard Test Meth dforInde tato Hardn s ofMetalc Materials b Porta le Hardn s

Testers

ASTM E14 , Sta dard Hardn s Co v rsio Ta les forMetals Relato ship Amo g Brin l Hardn s ,

Vick rs Hardn s , Rockwel Hardn s , Su erficialHardn s , Kn o Hardn s , Scleros o e Hardn s ,

a d L ee Hardn s

ASTM E16 /E16 M, Sta dardPractce forL iq id Pe etra t Ex min to forGe eralIndustry

ASTM A37 , Sta dard Test Meth ds a d Defini o s forMech nical Testn ofSte lProducts

ASTM E3 4, Sta dard Test Meth dforMicroinde tato Hardn s ofMaterials

ASTM D3 5, Sta dardTest Meth ds forRu b rPro erty—Compres io Set

ASTM E4 8, Sta dard Practce forFa ricato a dCo trol ofMetal, Oth rth n Alumin m, Refere ce

Blocks Usedin Ulraso ic Testn

ASTM E5 9, Sta dard Practce for Aco stc Emis io Mo iorin of Structures Durin Co troled

Simulato

ASTM E7 9, Sta dard Guide forMa n tc Partcle Testn

ASTM E7 7, Sta dardPractce forDesig , Ma ufacture, a d MaterialGro pin Clas ificato ofWire

Ima e Qu l yIndicators (IQI Used forRadio ra h

ASNT-SNT-TC-1A

3

, Recomme ded Practce for Perso n l Qu lficato a d Certficato in

No destructv Testn

AW S D17.1/D17.1M

4

, Sp cificato forFusio Weldin forAerosp ce A pplcato s

AW S QC1, Sta dardforA WS Certficato ofWeldin Insp ctors

CSW IP-W I-6-9

5

, Re uireme ts for th Certficato of Visu l Weldin Insp ctors (L ev l1) , Weldin

Insp ctors (L ev l 2) a dSe iorWeldin Insp ctors (L ev l 3) (fusio weldin ) in ac orda ce wih th

ISO 6 0 -1, Metalc Materials — Brin l Hardn s Test — Part 1: Test Meth d

ISO 6 0 -1, Metalc Materials — Vick rs Hardn s Test — Part 1: Test Meth d

ISO 6 0 -1, Metalc Materials — Rockwel h rdn s test — Part 1: Test Meth d

ISO 6 9 , Metalc Materials — Te sie Testn at A mbie t Temp rature

ISO 9 12, No destructv Testn — Qu lficato a d Certficato of NDTPerso n l

ISO 18 6 , Metalc Materials — Co v rsio ofHardn s Valu s

NA CE MR 017 /ISO 1515 , Petrole m a d NaturalGas Industries—Materials forUse in H

2S-co tainin

En iro me ts in Oi a d Gas Producto , Parts 1, 2 a d3

8

, Pyrometry

Terms a d Definitions

Pres ure-cont ainin piece of eq ipment havin en c on ec t ion of diferent nominal size an / or pres ure

rat in s; u ed t o c on ect other pieces of eq ipment of diferent nominal sizes an /or pres ure rat in s

3.1.3

a n lar blow out prev enter

Blow out prev ent er t hat u es an an ulars a ed elast omeric se ln element to se l t he sp c e b t w een

Closin an se ln c omp nent in a ram blow out prev ent er t hat first s e rs t he t ubular in t he w elb re an

t hen se ls of t he b re or act s as a bln ram if t here is no t ubular in t he w elb re

Eq ipment in t aled at t he w elhe d or w elhe d as embles t o cont ain w elb re fluid , eit her in t he

an ular sp c e b t w een t he c asin an t he t ubulars or in an o en hole d rin dri in , c omplet ion, t es n ,

or w ork ov er o erat ion

3.1.8

blowout preventer st ac

BOP sta k

Complet e as embly of w el c ont rol eq ipmen inc lu in prev ent ers, sp ols, v alv es, an nip les,

con ect ed t o t he t op of t he w elhe d or w elhe d as embles

SAE Int ern t io al, 4 0 Commo wealt h Driv e, Ware d le, PA 15 9

A me a Petr olem Institute

Doc ument in w hic h t he man fact urer c ert ifies t hat t he as embly or p rt is in conformanc e t o t he

men oned stan ard(s), sp c ific at ion , an g idelnes in ac c ordanc e w it h t he original prod c t definit ion

A x ial lo d a pled t o c lamp h bs by t he c lamp d e t o b lt t i ht enin

3.1.18

closin ratio

A re of t he o erat or pist on ex posed t o t he c lose o erat i g pres ure, div ided by t he cros -sect ional are

of t he pist on s aft ex posed t o w elb re pres ure

3.1.19

clos re b ltin

Bolt i g u ed t o as emble or join w elb re pres ure-cont ainin p rt s, inc lu in en an out let c on ec t ion

NOT Ex amples of c losure b lt in inc lu e fla g b lt in , b n et b lt in , e d c n ec t io b lt in o BOPs, ram

Nonferou -b sed aloy s w here an one or t he s m of t he sp cified amou t of t he element s t it anium,

nic k el, c ob lt , c hromium, an moly bden m ex c eed 5 % mas fac t ion

cor osion- re ista t rin gro v e

Rin gro ve lned w it h a CRA or an au tenit i st ainles st eel t o resist met al-los corosion

3.1.2

critic l are s

Part (s) of a prod c t t hat req ire sp c ific o erat ional c ont rol in serv ic e lfe; inc lu es se ln s rac es an

loc at ion of hig st res an st rain u der st at i an /or c y c lin lo d

3.1.2

crit i al dime sion

Dimen ion(s) iden fied by t he man fact urer as req irin v erificat ion an doc ument at ion

3.1.2

data a q isition syst em

Sy st em for ca t urin an storin dat a

NOT Ex amples inc lu e st rip c hart rec orders, c irc ular c hart rec ord rs, or c omp t er sy st ems

Doc ument or dat aset cre t ed an maint ained t hat prov ides o jec t iv e ev idenc e of ac t iv it ies p rormed,

res lt s ac hiev ed, or st at ement s made d rin t he desig v aldat ion

Int egral male or female t hre d, c lamp h b en con ect or, flan e (st ud ed or t hrou h-b lt ed), or an ot her

me n u ed t o join t oget her eq ipment t hat c ont ain or c ont rols pres ure

Bolt i g ex posed direc t ly t o a sour env ironment or t hat is buried, in ulat ed, eq ip ed w it h flan e

prot ect ors, or is ot herw ise denied o en at mosphere or o en se w at er ex pos re

fabric tion weld

W eld joinin tw o or more p rt s

A me a Petr olem Institute

fla g

Prot ru in rim, w it h holes t o ac ce t b lt s an hav in a se ln mec hanism, u ed t o join pres

ure-c ont ainin eq ipment w it h dimen ion sp cified in t his sp cificat ion

ga k et - retainin loa

Port ion of t he c lampin lo d req ired t o ofset t he se arat i g force t he gask et ex ert s on t he h bs w hen

pres urized

3.1.3

he t - afe t ed zon

HA Z

Port ion of t he b se met al t hat has not b en melt ed, but w hose mec anic al pro ert ies or mic rost ruc t ure

has b en alt ered by t he he t of w eldin or c ut t in

3.1.3

he t tre t me t

he t t re tin

Sp c ified, t imed seq enc e of cont roled he t i g an c ooln of mat erials for t he purp se of c han in

phy sic al or mec hanical pro ert ies

3.1.4

he t tre t me t loa

 For b tch furnacesmat erial plac ed on lo din or c ary dev ices an mov ed as a b t c h t hrou h one

he t t re t c yc le

 For c on n ou furnac es:group of pieces of mat erial w it h t he same nominal size t hat is mov ed

seq ent ialy t hrou h t he he t t re t ment proc es u in t he same proc es p ramet ers

hydra l c con e tor

Hy draulc aly act uat ed dri -t hrou h eq ipment t hat loc k s an se ls on en c on ec on

3.1.4

in ic tion

V isible p s age of fluid d rin pres urizat ion or a hold p riod fom t he in ide t o t he out side of t he

pres ure-c ontainment are of t he eq ipment b in t est ed

Flan e (st ud ed or o en-ace), h b c on ec t ion, or other en c on ec t ion u ed t o join t oget her eq ipmen

but not int egral t o t he eq ipment

3.1.5

ma ufa t urin d ta b ok

MDB

Comp sit e fie of rec ord fom a t rac ea le API prod ct t hat in lu es rec ord as oc iat ed w it h t he original

A PI prod c t man fact urin , inc lu in cert ific at ion rec ord as req ired by t his sp c ificat ion

3.1.51

non- pre s re- containin weld

W eld w hose faiure w il not red c e t he pres ure-c ont ainin int egrit y of t he c omp nent

Con ec t ion t hat is not sp cified in an API sp cificat ion or stan ard

NOT This inc lu es API fla g s a d h bs with n n-API g sk et pre arat io s a d ma ufac t urer's propriet ary

c on ec t io s

3.1.5

outlet con e tion

Clamp h b en c on ec t or an flan e, stud ed or t hrou h b lt ed, or an ot her en c on ec t ion w it h a b re

t hat int ersec ts t he v ert ic al dri -t hrou h b re

3.1.5

part

In ivid al piece u ed in t he as embly of a sin le u it of eq ipment

A me a Petr olem Institute

performa c re uireme t level

PR

Desig at ion det ermined by t he ex t ent of t es n s c c es fuly p rormed in acc ordanc e w it h minimum

p rormanc e c rit eria iden fied by t his sp c ific at ion

Int ernal pres ure t hat t he eq ipment is desig ed t o c ont ain an / or c ont rol, or t hat is zero-eferenc ed

again t a p rec t v ac uum; me s red in “psia”

difere t i l pre s re

Diferen e in pres ure b tw een an t w o p int s (p1 an p ); me s red in “psid”

g u e pre s re

Me s red relat iv e t o t he ambient pres ure (e.g at mospheric for s rac e a plcat ion, h drost at i for

s bse a plc at ion), me s red in “psig”

3.1.61

pre s re- containin part

Part ex posed t o w elb re fluid w hose faiure t o fu c on as int en ed w ould res lt in a rele se of w elb re

fluid t o t he env ironment

NOT 1 Ex amples inc lu e b dies a d b n et s

NOT 2 Ex amples of it ems t hat are n t inc lu e are o erat in cy lin ers a d cy lin er h a s

3.1.6

pre s re- containin weld

W eld w hose a senc e or faiure wi red c e or c ompromise the pres ure-c ont ainin int egrit y of t he

c omp nent

3.1.6

pre s re- control n boltin

Bolt i g u ed t o as emble or join pres ure-c ont rol n p rt (s)

NOT Ex amples inc lu e b lt in o ram, se t or se l ret ain r b lt in , sh ar ram bla e b lt in

3.1.6

pre s re- cont rol n part

Part int en ed t o c ont rol or reg lat e t he mov ement of w elb re fluid

NOT Ex amples inc lu e p c kin eleme t s, rams, a d re lac ea le se t s wit hin a pres ure-c ont ainin p rt

pre s re e d loa

A x ial lo d res lt in fom internal pres ure a pled t o t he are defined by t he max imum se l diamet er

3.1.6

pre s re- retainin b ltin

Bolt i g u ed t o as emble or join pres ure-et ainin p rt s w hose faiure w ould res lt in a rele se of

w elb re fluid t o t he en ironment

NOT Ex amples are st uds a d n t s o t op of a hy dra lc c n ec t or, a d c lamp b lt s

3.1.6

pre s re- retainin part

Part not ex posed t o w elb re fluid w hose faiure t o fu ct ion as int en ed wil res lt in a rele se of w elb re

fluid t o t he env ironment

NOT An ex ample is a c lamp

3.1.6

proc d re q al fic tion re ord

PQR

Rec ord of t he w eldin data u ed t o mak e t he t est w eldmen c ont ainin t he ac t ual v alues or ran es of t he

es en al an s p lement ary es en al v aria les u ed in pre arin t he t est w eldment s, inc lu in t he t est

ram blowout prev enter

Blow out prev ent er t hat u es met al bloc k s as embled w it h elastomer se ls to se l of pres ure on a

w elb re, w it h or w it hout t ubulars in t he b re

3.1.71

Ran e of t ubulars t hat c an b se led up t o t he ful rat ed w ork in pres ure of t he BOP

3.1.7

rate working pre s re

Max imum int ernal pres ure t hat t he eq ipment is desig ed t o c ont ain an / or control on s rac e

3.1.7

re ord (n u )

Ret riev able doc ument or dat aset cre t ed t hat prov ides o jec t iv e ev idenc e of ac v it ies p rormed, res lts

ac hieved, or st at ements made

3.1.7

relev ant in ic tion

Surac e NDE in ic at ion lq id p net rant or mag et i p rt ic le ex aminat ion w it h a major dimen ion gre t er

t han 1.6 mm (0.0 2 in)

NOT In ere t in ic at io s n t as o iat ed with a surfac e ru t ure are c onsid re n n-relev ant in ic at io s

3.1.7

rema ufa ture

Proc es of disas embly , re s embly , an t est in of dri -t hrou h eq ipmen w it h or w it hout t he

re lacement of p rt s, in w hic mac hinin , w eldin , he t t re t men or ot her man fac t urin o erat ion is

employ ed

A me a Petr olem Institute

― For lq id p net rant or mag et i p rt ic le ex aminat ion: an in ic at ion t hat is a prox imat ely c irc ular or

el pt ic al an w hose len t h is les t han t hre t imes it s w idt h

― For radiogra hic ex aminat ion: an in ic at ion w it h a max imum len t h of t hre t imes t he w idth or les

stabi ze pre s re te tin 

St at e in w hic h t he init ial pres ure-dec line rat e has dec re sed t o w it hin t he man fac t urer's sp cified rat e

NOT Pres ure d c lin c an b c ause b suc h t hin s as c ha g s in t emp rat ure, set t in of elast omer se ls, or

c ompres io of air t ra p d in t he e uipme t b in t est ed

3.1.8

stabi ze emperat ure te tin 

St at e in w hic h t he init ial t emp rat ure fluc t uat ion hav e dec re sed t o w it hin t he man fact urer's sp cified

Group of t ests at t he same lo d con it ion (i.e rat ed, ext reme, s rviv al) t hat are relat ed t o e c ot her in

some man er, s c h as c ap cit y or t y pe of t est

EX AMPLE A R at ed Ca ac it y Test Series c omprises al t he t est s t hat are c n uc t ed t o a lo d le el t hat

c oresp n s t o a rat ed c ap c ity rat in

3.1.8

trepa (v rb)

Prod ce a hole t hrou h a p rt by b rin a narow b n or gro v e arou d t he circ umferenc e of t he hole

an remov in t he sold cent ral c ore of mat erial

3.1.8

ut ilty b ltin

A ll b lt i g t hat is req ired t o mou t eq ipment an ac ces ories to t he dri -t hrou h eq ipment t hat is not

clos re b lt i g, pres ure ret ainin , or pres ure c ont rol n

NOT Ex amples in lu e b lt in o lft in ey es, p d ey es (n n-w eld d), we r b shin , n me lat e, c lamps for

v olumetric non e tru tiv e ex amin tion

Ex aminat ion for int ernal mat erial defec t s by radiogra hy , ac ou t i emis ion, or ult rasonic t es n

3.1.9

weld gro ve (weld prep)

A re b t w een t w o met als t o b joined that has b en pre ared t o rec eiv e w eld fi er met al; also k now n as

A pplc at ion of an one of a group of w eldin proces es t hat a ples he t energ s fic ient t o melt an join

one or more pieces of metal t hrou h localzed fu ion an co lesc enc e

3.1.9

weldin proc d re spe ific tion

W PS

Doc ument prov idin t he req ired w eldin v aria les for a sp c ific a plc at ion t o as ure re e tabi t y by

pro erly t rained w elders an w eldin o erat ors

NOT Th se v aria les a d t heir me nin s are d fin d, resp c t iv ly, in Art ic le I of t he ASME Boier & Pres ure

V es el Co e, Sec t io IX—Weldin a d Brazin Qu lfic at io s

3.1.9

weldme t

Port ion or are of a c omp nent on w hic w eldin has b en p rormed

A me a Petr olem Institute

NOT A weldme t inc lu es t he weld met al, t he h atafec t ed zo e (HAZ), a d t he b se met al u afec t ed b t he

St res lev el, me s red at ro m temp rat ure, at w hic h mat erial plas c aly deforms an w il not ret urn t o its

original dimen ion w hen t he st res is rele sed

NOT 1 Th t erm is ex pres e in n wto s p r sq are mi met er (p u ds p r sq are inc h) of lo d d are

NOT 2 All y ield st re gt hs sp c ifie in t his st an ard are c onsid re as b in t he 0.2 % y ield ofset st re gt h in

ac c ord nc e wit h ISO 6 9 or ASTM A37

A crony ms and A bbre iations

A QL ac c ept anc e q alt y lev el

A SME Americ an Soc iet y of Mec hanic al En ine rs

A SNT A meric an Soc iet y for Non-dest ru t iv e Tes n

A STM Americ an Soc iet y for Tes n an Mat erials

A W S Americ an W eldin Soc iet y

BSL b lt i g sp cific at ion lev el

CAW I cert ified as oc iat e w eldin in p c t or

COC c ert ific at e of c onformanc e

CRA c orosion-esist ant aloy

CW I c ert ified w eldin in p c t or

CSW IP c ert ificat ion sc heme for w eldin in p c t ion p rson el

DAC dist anc e amplt ude c urv e

DHT dehy drogenizat ion he t t re t ment s

FA T fac t ory acc ept anc e t est

FCAW flux -cored arc w eldin

ID in ide diameter

ISR int ermediat e st res relef

LMRP lower marine riser p c k age

LV DT lne r v aria le displac ement t ran former

MOPF PS minimum o erat or pres ure for low pres ure se ln

NA CE Nat ional Assoc iat ion of Corosion En ine rs

PQR proced re q alfic at ion rec ord

PW HT p st -w eld he t t re t ment

QTC q alfic at ion t est coup n

SCW I senior c ert ified w eldin in p c t or

SMA W s ielded metal arc w eldin

SST [au t enit ic ] st ainles st eel

Size Designation 4.1

Eq ipment t o w hic t his sp c ificat ion is a plc able s al have a v ert ic al t hrou h-b re dimen ion

coresp n in w it h t he size desig at ion as s ow n in Ta le 1

A me a Petr olem Institute

Table 1—Eq ipme t Size

Nomin l Bore Size De ig a on Minimum Drift Ma drel Diamet er

NOT 1 t olera c e o drif ma drel diamet er is + 2 / 0.0 mm (+ 010 / 0.0 0 in)

NOT 2 n min l b re size t olera c e + 7 / 0.0 mm (+ 0 1 / 0.0 0 in)

Serv ice Conditions4.2

Eq ipment s al b desig ed for met al c p rts t o o erat e w it hin t he t emp rat ure ran es s ow n in Ta le 3

Table 3—Temperat ure R at i gs for Metal c Materials

Cla sific t ion

L w t emp rat ure s al b the low est t emp rat ure t o w hic t he eq ipment may b s bjec t ed

Con n ou elev at ed t emp rat ure lmit s al b t he minimum fluid t emp rat ure ac hiev ed p r Ta le 4 ov er

a 10 pres ure cy c le p riod

Ex t reme t emp rat ure lmit s al b t he max imum fluid t emp rat ure alow ed in a one hour p riod

The ov eral c ombined t emp rat ure c las ific at ion s al b desig ated by a t hre -digit c ode as defined in

Ta le 4

Table 4—Temperature R atin s for Nonmetal c Se l n Materials

L w Temperat ure Limit

Temperat ure Limit

a

Ex t reme Temperat ure Limit

EX AMPLE Mat erial "FDE" h s a low t emp rat ure rat in of 4 °F, a c ont in o s ele at ed t emp rat ure rat in of

2 0 °F, a d a ex t reme t emp rat ure lmit of 3 0 °F

A ll ot her elast omeric se ls s al b desig ed t o o erat e w it hin t he t emp rat ures of t he man fac t urer's

w rit t en sp c ific at ion

R etain d Fluid R at i gs 4.2.3

A ll met al c mat erials t hat c ome in c ont ac t w it h w el fluid s al me t t he req irement s of NACE MR 017

/ISO 1515 for sour serv ic e

A me a Petr olem Institute

Equipment- spe ific Design R equirements 4.3

Fla ge En a d Outlet Con e tions 4.3.1

Ge eral 4.3.1.1

Flan ed en an out let c on ec t ion s al c onform t o t he dimen ional req irement s of A PI 6A prior to

as embly an t es n

Dimen ion s al a ply t o mac hinin dimen ion an s al not a ply aft er t est or aft er flan e an rin

gask et mak eup

NOT Type 6B a d Ty pe 6BX fla g c on ec t io s ma b use as int egral c on e t io s

Ty pe 6B an API 6BX flan es int egral to dri -t hrou h eq ipment s al not c ont ain t est c on ec t ion

Ty pe 6B an A PI 6BX flan e c on ec t ion s al b desig ed for u e in t he c ombinat ion of size desig at ion

an pres ure rat in s s ow n in Ta le 5

A PI Type 6B Fla g Con e tion4.3.1.2

The t yp 6B flan e s al hav e a t hrou h-b lt ed or st ud ed desig

Typ 6B flan e c on ec t ion s al hav e a rin joint t yp an not b desig ed for face-t o-ac e mak e-up

NOT 1 Th c on ec t io mak e-u b lt in forc e re c t s o t he met al c g sk et

Table 5—Pre s re R ating a d Size R an e of A PI 6A Fla g Con e tors

/ 8 t o 4 1

/16 x 4 1

Dimen ion for t yp 6B int egral flan es s al c onform t o API 6A

Dimen ion for al rin gro v es s al c onform t o API 6A

A PI Type 6BX Fla g Con e tion4.3.1.3

The t y pe 6BX flan e s al b of t he t hrou h-b lt ed or st ud ed desig

Ty pe 6BX flan es s al b of t he rin joint t y pe an are desig ed w it h a raised face

NOT 1 De e din o t olera c es, t he c on ec t io makeu forc ma re c t o t he raise fac e of t he fla g wh n t he

g sk et h s b e pro erly se te This su p rt prev ent s d ma e t o t he fla g or g sk et rom ex ces iv b lt t orq e

Dimen ion for t yp 6BX int egral flan es s al c onform t o A PI 6A

Dimen ion for al rin gro v es s al c onform t o A PI 6A

NOT 2 Ot her weld pre arat io s ma b employ ed w he t he st re gt h of t he o e a alo e u ls or ex ce ds t he

st re gt h of t he b se mat erial

Stud e En a d Outlet Conn ction4.3.2

Ge eral 4.3.2.1

The t w o t y pes of stud ed en an out let c on ec t ion (6B an 6BX ) refered t o in t his sp c ific at ion s al

conform t o API 6A

NOT Type 6B a d t y pe 6BX st ud e c on ec t io s ma b use as int egral c on ec t io s

The desig for st ud ed en an out let c on ec on s al b t he same as sp c ified in 4.3.1.1, ex c ept as

req ired in 4.3.2.2 an 4.3.2.3

Type 6B Stu d d Con e tion4.3.2.2

Dimen ion for t y pe 6B st ud ed c on ec t ion s al c onform t o API 6A as it relat es t o t he b re size,

diamet er of t he b lt c irc le, an flan e OD

The st ud ed c on ec t ion s al b fuly mac ined in ac c ordanc e w it h API 6A

St ud b lt holes s al b sized an loc at ed t o c onform t o API 6A The t hre d form of t he t ap ed hole s al

conform t o t he req irement s of A PI 6A The minimum de th of t he ful t hre d in t he hole s al b eq al t o

t he diamet er of t he st ud, an t he max imum de t h s al b in ac cordanc e w it h t he man fac t urer's w rit t en

The st ud ed c on ec t ion s al b fuly mac ined in ac c ordanc e w it h API 6A

St ud b lt holes s al b sized an loc ated in ac c ordanc e w it h A PI 6A The t hre d form of t he t ap ed hole

s al c onform t o t he req irement s of API 6A The minimum de t h of t he ful t hre d in t he hole s al b

eq al t o t he diamet er of t he st ud, an t he max imum de t h s al b in acc ordanc e w it h t he man fac t urer's

w rit t en sp cific at ion

Bolt i g 4.3.3

Boltin for La d Servic4.3.3.1

Ge eral 4.3.3.1.1

Man fact urers (OEM) s al hav e a doc ument ed proced re for t he q alfic at ion of b lt i g man fact urers

t hat sat i fies t he req irement s of API 2 E an A PI 2 F in acc ordanc e w it h Ta le 6 Ex posed b lt i g s al

me t t he hard es req irement s of NACE MR017 / ISO 1515 Man fac turers (OEM) s al have

doc ument ed sp cific at ion t hat inc lu e t he t hre d form an dimen ion of st ud , n t s, an b lt s W hen

plat i g or co t in is sp c ified, API 2 E plat i g an c oat i g req irement s s al b req ired

A me a Petr olem Institute

Table 6—Boltin R eq ireme t

(1)

(2)

Pre s re- control n Boltin

A lloy st eel an c arb n st eel A PI 2 E BSL-1

Pre s re- retainin Boltin

A lloy st eel an c arb n st eel A PI 2 E BSL-2

(3)

API 2 E BSL-3

(3)

Uti ty Boltin

A lloy st eel an c arb n st eel Mfg Sp c

(1) Ge eral re uireme t s lst ed in 4.3.3.1 a ply t o al b lt in

(2) Ge eral re uireme t s lst ed in 4.3.3.2 a ply t o al b lt in

(3) Ne d t o c onform t o API 6A for mat erial c las a d mat erial t es n

(4) Base o ma ufac t urer’s writ t en sp cific at io

Bolt i g man fac t ured fom pro riet ary mat erials s al conform t o A PI 2 E or API 2 F, w it h the ex c ept ion

t hat t he mat erials me t t he man fac turer’s w rit t en sp c ific at ion for c emical comp sit ion an mec hanic al

pro ert ies

Refer t o Ta le 6 for b lt in req irement s

Pre s re- cont rol n Bolting 4.3.3.1.2

A lloy st eel an carb n st eel b lt i g s al b in c onformanc e w it h A PI 2 E BSL-1 minimum an API 6A (for

mat erial c las an mec hanic al t es n )

St ainles st eel an CRA b lt i g s al b in c onforman e w it h A PI 2 F BSL-2 minimum

Clos re Boltin4.3.3.1.3

A lloy st eel an c arb n st eel clos re b lt i g s al b c onforman e w it h A PI 2 E BSL-2 minimum an A PI

6A (for mat erial c las an mec anic al t es n )

St ainles st eel an CRA clos re b lt i g s al b in c onformanc e w it h A PI 2 F BSL-2 minimum

Pre s re- retaining Boltin4.3.3.1.4

A lloy st eel an c arb n st eel pres ure–ret ainin b ltin s al b in conformanc e w it h A PI 2 E BSL-2

minimum an API 6A (for mat erial c las an mec hanic al t es n )

St ainles st eel an CRA pres ure–ret ainin b lt i g s al b in conforman e w it h A PI 2 F BSL-2

minimum

Uti ty Bolt i g 4.3.3.1.5

A lloy st eel an c arb n st eel b lt i g s al b in conformanc e w it h t he man fact urer’s sp cific at ion

St ainles st eel an CRA b lt i g s al b in c onforman e w it h t he man fact urer’s sp cific at ion

Boltin for Ofs ore Surfa e a d Subs a Servic4.3.3.2

Ge eral 4.3.3.2.1

Man fact urers (OEM) s al hav e a doc ument ed proc ed re for t he q alficat ion of b lt in man fac t urers

t hat folow s t he req irement s of API 2 E an A PI 2 F

Bolt i g man fac t ured fom aloy st eel or c arb n st eel s al b lmit ed t o 3 HR C max imum d e to

c on ern a out hy drogen embrit t lemen

Ex posed b lt i g s al me t t he req irement s of NACE MR 017 / ISO 1515 Man fact urers (OEM) s al

have doc ument ed sp c ificat ion t hat inc lu e t he t hre d form an dimen ion of st ud , n t s, an b lt s

W hen plat i g or co t i g is sp cified, A PI 2 E plat i g an c oat i g req irements s al b req ired

Bolt i g man fac t ured fom pro riet ary mat erials s al c onform t o t he man fac turer’s w rit t en sp c ificat ion

an t he req irement s of API 2 E or A PI 2 F, w it h t he ex c ept ion t hat t he mat erial me t t he man fact urer’s

sp cified c hemic al c omp sit ion an mec hanic al pro ert ies

Refer t o Ta le 6 for b lt in req irement s

Pre s re- cont rol n Boltin4.3.3.2.2

A lloy st eel an carb n steel b lt i g s al c onform to API 2 E BSL-2 minimum an A PI 6A (for mat erial

clas an mec anic al t est in )

St ainles st eel an CRA b lt i g s al c onform t o API 2 F BSL-2 minimum an API 6A (for mat erial c las

an mec hanic al t est in )

Bolt in t hat at t ac hes t he s e r ram blade t o t he ram bloc k s al conform t o:

― t he req irement s of API 2 E BSL-3 or API 2 F BSL an A PI 6A as a pro riate for t he mat erial t y pe;

― t he man fac t urer’s w rit t en sp cific at ion an req irement s for t he c hemical comp sit ion an

mec hanic al pro ert ies

Clos re Bolting 4.3.3.2.3

A lloy st eel an c arb n st eel clos re b lt i g s al conform t o API 2 E BSL-3 an A PI 6A (for mat erial c las

an mec hanical t es n )

St ainles st eel an CRA clos re b lt in s al c onform t o A PI 2 F BSL-3 an A PI 6A (for mat erial c las

an mec hanical t es n )

Pre s re– ret ainin Bolt i g 4.3.3.2.4

A lloy st eel an c arb n st eel pres ure–ret ainin b lt i g s al c onform t o A PI 2 E BSL-3 minimum an API

6A (for mat erial c las an mec hanical t es n )

St ainles st eel an CR A pres ure–ret ainin b lt i g s al conform to A PI 2 F BSL-3 minimum

Uti ty Bolt i g4.3.3.2.5

A lloy st eel an c arb n st eel b lt i g s al c onform t o t he man fact urer’s sp cific at ion

St ainles st eel an CR A b lt in s al conform t o t he man fact urer’s sp c ificat ion

Hub En a d Outlet Con e tion4.3.4

Ge eral 4.3.4.1

En an out let h bs (Ty pe 16B an Ty pe 16BX ) s al b in ac c ordanc e w it h t his sp cific at ion

NOT Type 16B a d Ty e 16BX h bs ma b use as int egral c on ec t io s

Ty pe 16B an Ty pe 16BX h bs int egral t o dri -t hrou h eq ipment s al not c ontain t est c on ec t ion Ty pe

16B an Ty pe 16BX h bs are desig ed for u e in t he c ombinat ion of desig at ed sizes an pres ure

ran es s ow n in Ta le 7

A me a Petr olem Institute

Table 7—Pre s re R atin s a d Size R an e of Ty pe 16B a d 16BX Hubs

Type 16B h bs sh l b of t he rin joint y pe a d d sig e for fac e-t o-a e mak eu Th t y pe RX rin g sk et sh l b

use for t hese c on ec t io s

In ord r t o ac complsh a fac e-t o-ac e mak eu , t he sp c ial t y pe SR rin gro v es sh l b use as lst ed in Ta le 8 a d

Ta le 9

Dime sio s for t y pe 16B int egral h bs sh l c onform t o Ta le 8 or Ta le 9, a d t o Fig re 3

Dime sio s for t y pe 16B bln h bs sh l c onform t o Ta le 8 or Ta le 9, a d t o Fig re 4

Type 16B h bs sh l use ty e R X g sk et s in ac c ord nc e with 4.3.6

NOT 1 Type 16B h b c on ec t io s ma b ma ufa t ure wit h c orosio -resist ant ov erlay s in t he rin gro v es

Table 8—Ty pe 16B Inte ral Hub Con e tion for 13.8 MPa (2,0 0 psi) R ate W orkin Pre s re

Table 9—Ty pe 16B Int egral Hub Con e tion for 2 7 MPa (3,0 0 psi) R ate Workin Pre s re

Dime sio s in mi met ers (in h s) / Surfac e ro g n s in mic romet ers

Fig re 3—Ty pe 16B a d 16BX Inte ral Hub Con e t ion

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Dime sio s in mi met ers (in h s) / Surfac e ro g n s in mic romet ers

NOT 1 For 13.8 MPa (2,0 0 p i) a d 2 7 MPa (3,0 0 p i) ty pe 16B bln h b ,refer t o Ta le 8 a d Ta le 9 for h b dime sio s,

rin gro v e dime sio s, a d t oleranc es If c ro io -e ist ant inla is u e in rin gro v es, refer t o Ta le 10 for ro g mac hinin

d t ai

NOT 2 For 3 5 MPa (5,0 0 p i), 6 0 MPa ( 0,0 0 p i), 10 5 MPa ( 5,0 0 p i), a d 13 ,0 MPa (2 ,0 0 p i) t y pe 16BX

bln h b , refer to Ta le 12, Ta le 13, Ta le 14, or Ta le 15 for h b dime sio s, rin gro v e dime sio s, a d t olera c es If

c oro io -e ist ant inla is u e in rin gro v es,refer t o A PI 6A for rou h mac hinin d t ais

a

Th c ou t erb re of a ty pe 16B or type 16BX bln h b is o tio al If t he c ou t erbore is u e , t he d pt h of t he c ou terbore s al n t

ex c ee t he dime sio a d t olera c e of E or C a s own in t he a pro riat e rin gro v e dime sio t able

Figure 4—Ty pe 16B a d 16BX Bl n Hubs

Prior t o ov erlay , t he rin gro v e s al b pre ared as sp cified in Ta le 10 an Fig re 5

Table 10—R ou h Ma hinin of Type SR R in Gro ves

Dime sio s in mi met ers (in h s) / Surfac e ro g n s in mic romet ers

Fig re 5—R ou h Ma hinin of Type SR R in Gro ves

Dimen ion for rin gro v es s al c onform t o Ta le 1 an Fig re 6 A ll 2 ° s rac es of rin gro v es s al

hav e a s rac e finis no rou her t han Ra  1.6  m [6  in (mic ro-inc h) R MS

NOT 2 Allow 3.2 mm (

1

/8 in) or gre t er for fin l mac hinin of ov erlay

NOT 3 Ot her weld pre arat io s ma b employ ed whe t he st re gt h of t he ov erl y alo e u ls or ex ce ds t he

A ll rin gro v e s rac es s al hav e a s race finis no rou her t han 6 mic ro-inc h R MS

a

Bre k Sh rp Corn r

Dime sio s in mi met ers (in h s)

Fig re 6—Finis Ma hinin of Type SR R in Gro ves

Type 16BX Hubs 4.3.4.3

Ty pe 16BX h bs s al b of t he rin joint t yp an are desig ed for fac e-t o-ac e mak eup Ty pe BX rin

gask ets s al b u ed for t hese con ec on

Dimen ion for t y pe 16BX int egral h bs s al c onform t o Ta le 12, Ta le 13, Ta le 14, or Ta le 15, an

Fig re 3

Dimen ion for t y pe 16BX bln h bs s al c onform t o Ta le 12, Ta le 13, Ta le 14, or Ta le 15, an

Fig re 4

Dimen ion for al rin gro v es s al c onform t o API 6A

Typ 16BX h bs s al u e t yp BX gask et s in ac c ordan e w it h 4.3.6

NOT 1 Type 16BX h bs ma b ma ufac t ure wit h c orosio -resist ant ov erlay s in t he rin gro v es

NOT 2 Ot her weld pre arat io s ma b employ ed w he t he st re gt h of t he ov erla alo e u ls or ex ce ds t he

st re gt h of t he b se mat eri l

NOT 3 Th c ou t erb re in a t y pe 16BX bln h b is o t io al

NOT 4 Fric t io in ibit s mak eu a d as ist s in h ldin t he c on ec t io at o erat in a d t est c on it io s

NOT 5 Th c oefic ie t of fric t io st at ed h re is t hat use for c lamp a d h b d sig This sp c ific at io is n t

a plc able t o mat erials or c oat in s whic h h v e difere t c oefic ie t s of fric t io

If t he c ou t erb re is u ed, t he de t h of t he c ou t erb re s al not ex c eed t he dimen ion an t oleran e of

t he rin gro v e de t h, C or E, as s ow n in t he a pro riat e rin gro v e dimen ion t able

Table 12—Ty pe 16BX Inte ral Hub Con e tion for 3 5 MPa (5,0 0 psi) R at ed W ork ing Pre s re

Table 13—Ty pe 16BX Inte ral Hub Con e tion for 6 0 MPa (10,0 0 psi) R at ed W orkin Pre s re

Table 14―Ty pe 16BX Int egral Hub Con e tion for 10 5 MPa (15,0 0 psi) R ate W ork ing Pre s re

Table 15―Ty pe 16BX Int egral Hub Conn ction for 13 0 MPa (2 ,0 0 psi) R at ed W ork in Pre s re

Con iderat ion s al b given t o t he a plc at ion t o determine t he a pro riat e u e of bln or t arget flan es

The co fic ient of fic t ion s al b c on idered an s al b  0.1 at mak eup an  0.1 w hie o erat i g

Prior t o ov erlay , t he rin gro v es s al b rou h mac hined t o c onform t o A PI 6A

If mat erials w it h ot her c oefic ient s of fic t ion are u ed, t he man fact urer s al inc lu e t hose c oefic ients in

t he desig

Clamps 4.3.5

Ge eral 4.3.5.1

This s bsec t ion prov ides t he minimum desig , mat erial, an dimen ional req irement s for clamps t hat

s al b u ed in c onju c t ion w it h t y pe 16B an t y pe 16BX h bs c onformin t o 4.3.4

4.3.5.2

Clamps s al b desig ed for u e in t he combinat ion of desig at ed size ran es an pres ure rat i g

s ow n in Ta le 16 Clamps s al b desig at ed by t he c lamp n mb r s ow n in Ta le 16

Clamp c on ec t ors s al b desig ed acc ordin t o 4.4.2 Eac h c lamp s al b desig ed for t he hig est

lo din t hat may b in uc ed by an h b it is int en ed t o fit

Table 16—Clamps for Ty pe 16B a d 16BX Hub Conn ction

The clamp b re s al prov ide a minimum of 3 mm (0.12 in) radial c le ran e arou d t he h b nec k in t he

made-up c on it ion on al h bs it is desig ed t o fit

A ll c lamps s al hav e one or more b lt s at e c h c on ec t in p in

Spheric al-ac e he v y hex agonal n t s or spheric al w as ers s al b u ed t o minimize p t en al b n in in

b lt s

Clamp-b lt in stres es s al c onform t o 4.4.2 Torq e v alues an lubricant for clamp b lt i g s al b

det ermined b t he man fac t urer t o as ure s fic ient prelo d in t he con ec t ion St res es s al b

calc ulat ed at mak eup, o erat in , an t est c on it ion The c oefic ient of fic t ion s al b c on idered an

s al b  0.1 at mak eup an  0.1 w hie o erat i g

NOT 1 Fric t io in ibit s mak eu a d as ist s in h ldin t he c on ec t io at o erat in a d t est c on it io s

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