Bsi bs au 050 4 5 1 1995 (1999)

BRITISH STANDARD AUTOMOBILE SERIES BS AU 50 4 5 1 1995 Tyres and wheels — Part 4 Rim profiles and dimensions — Section 5 Industrial vehicle rims — Subsection 5 1 Specification for rim profiles and dim[.]

Tyres and wheels —

This Bri sh Stan ard, ha ing

b en pre ared u der the

directonof the Eng ine ring

SectorBo rd, was published

u derthe authoriy of the

Stan ards Bo rd an comes

into fect on

1 April 1 9

© BSI 0 -1 9

The folowing BSI references

relate to the work on this

stan ard:

Commi e reference AUE/4

Draft for comment 9 / 70 5 0 DC

The prep ration of this British Stand rd was entrusted to Tech ical

Commit e AUE/4, Ty res an whe ls for road v ehicles, upon which the

fol owing bodies were represented:

Ag ricultural Eng ine r ’ Association

Automobi e Association

British Industrial Truck Association

British Pres ure Gaug e Man facturer ’ Association

British Rub er Man facturer ’ Association

Confederation of Pas eng er Transport UK

Dep rtment of Transport

Freig ht Transport Association

Institute of Road Transport Eng ine r ( Inc)

Motor Cy cle Ind ustry ’s Association of Great Britain Ltd

Motor Ind ustry Resear h Association

National Ty re Distributor ’ Association

Retrea Man facturer ’ Association

Roa Haulag e Association Ltd

Society of Motor Man facturer and Tra er Ltd

Am endm ents is ued sinc publ cation

Commit e s responsible Inside font cov er

Annex A ( normativ e) Bal ta e and mandrel d imensions

Fig ure 4 — Drop-centre 15° ta ered rims for normal b se ty res 6

Fig ure A.1 — Use of b l ta e to measure rim cir umference 8

Ta le 1 — Rims with 5° ta ered bea seat rims: contour d imensions 2

Ta le 2 — Rims with 5° ta ered bead seat: siz prog ramme 3

Ta le 7 — Drop-centre 15° ta ered rims for normal b se ty res:

Ta le 8 — Drop-centre 15° ta ered rims for normal b se ty res:

This British Stand rd has be n prep red b Technical Commit e AUE/4 This

S bsection forms p rt of Section 5 of this British Stand rd This Subsection

specifies rim profi es an dimensions suita le for use with the cod e-d esig nated

series ty res specified in BSAU5 -1.5.1

Requirements for rims for metric series ty res are specified in the other

S bsections of Section 5

Part 4 of this stand rd is concerned with rim profies and dimensions Other

Parts are as fol ows:

— Pa r t 1: Tyr es;

— Pa r t 2: Whe ls a nd r ims;

— Pa r t 3: Va lve

Other Sections of Part 4 are as fol ows:

— Se ton 1: Pa ss nger ca r r ims;

— Se ton 2: Commer cia l vehicle r ims;

— Se ton 3: Off-the-r oa d vehicle r ims;

— Se ton 4: A gr iculur a l vehicle r ims;

— Se ton 5: Ind ustr ia l vehicle r ims;

— Se ton 6: Moto cycle r ims;

— Se ton 7: Moped r ims

A British Stand ard d oes not purport to includ e al the neces ary prov isions of a

contract User of British Stand rd s are responsible for their cor ect a plcation

Com pl anc with a British Standard does not ofitself confer im m unity

f om leg al o l g ations

Sum mary of pag es

This document comprises a f ont cov er, an insid e font cov er, p g es i an i ,

p g es1 to 10, an insid e b ck cov er and a b ck cov er

This stand rd has be n up ated ( se copy rig ht d ate) an ma hav e ha

amendments incorporated This wi l be indicated in the amendment ta le on the

inside f ont cov er

1 Scope

This S bsection of BSAU5 -4 specifies contour

and dimensions of rims for use with code-desig nated

series ty res used on industrial v ehicles

Req uirements for such ty res are specified in

BSAU5 -1.5.1:19 4 Req uirements for rim

construction an workmanship are specified in

BSAU5 -2.0:19 9

SAFETY NOTE The whe l man facturer should

also be consulted to d etermine whether the rim and

whe l is of suficient streng th for the intended

serv ice In p rticular, care should be taken to

ensure that the whe l wi l withstan the ma imum

pres ure of any ty re that can be fit ed in ac ord nce

with BSA U5 -1.5.1:19 4 This pres ure ma

exce d10 0 kPa ( 10b r) for both diag onal and

rad ial ty res

2 Ref r nces

2.1 Norm ative referenc

This S bsection of BS AU5 -4 incorporates, b

d ted or u d ated reference,prov isions fom another

publcation This normativ e reference is mad e at the

a propriate places in the text and the cited

publcation is lsted on the inside b ck cov er For

d ated references, only the ed ition cited a ples; any

subsequent amend ments to or rev isions of the cited

publcation a ply to this S bsection of BSAU5 -4

only when incorporated b amendment or rev ision

For u d ted references the latest edition of the cited

publcation a ples, tog ether with any amend ments

2.2 Inform ative referenc

This S bsection of BSAU5 -4 refer to another

publ cation that prov ides information or g uid nce

The ed ition of this publ cation cur ent at the time of

is ue of this stand rd is l sted on the insid e b ck

cov er, but reference should be ma e to the latest

edition

3 Definitions

For the purpose of this S bsection of BSA U5 -4

the definitions g iv en in BSAU5 -2.0:19 9 a ply

4 Desig na tion and marking

Rims shal be desig nated and marked in ac ord ance

with BSAU5 -2.0:19 9

5 Rim profi es

5.1 Rim s with 5° tapered bea seat

Rims with 5° ta ered bead seat rim profies shal be

in ac ord nce with Fig ure 1 andTa le 1

andTa le 2 The specified rim d iameter shal be

v erified b measuring the whe l rim cir umference

with a b l ta e The measured cir umference shal

be within±1.2 mm of the nominal cir umference of

the a propriate mand rel, as specified inAnnex A

5.2 Divided rim s

Div id ed rim profies shal be in ac ord ance

withFig ure 2 and Ta le 3 andTa le 4 The specified

rim diameter shal be v erified b measuring the

whe l rim cir umference with a b l ta e The

measured cir umference shal be within±1.2 mm

of the nominal cir umference of the a propriate

mand rel, as specified inAnnex A

5.3 Flat base rim s

Flat b se rim profi es shal be in ac ord nce

withFig ure 3 andTa le 5andTa le 6

5.4 Dro -c ntre 15° ta ered rims for norm al

base tyres

Drop-centre 15° ta ered rim profies for normal b se

ty res shal be in ac ord ance withFig ure 4

andTa le 7 andTa le 8 The specified rim d iameter

shal be v erified b measuring the whe l rim

cir umference with a b l ta e The measured

cir umference shal be within±1.2mm of the

nominal cir umference of the a propriate mand rel,

as specified inAnnex A

Ta le 1 — Rims with 5° ta ered bea seat rim s: contour dim ensions

Fig ure 1 — Rim s with 5° ta ered bea seat

Dimensions in milimetres

Rim contour

designation

min

P

min

1

R

2

R

3

ma

Ta le 2 — Rims with 5° ta ered bead seat: size prog ram m e

Dimensions in milimetres

Rim contour

desig nation

Nom inal rim diam ete co e

S e ified rim diam ete D

Ta le 3 — Divided rim s: rim contour dimensions

Ta le 4 — Divided rim s: size prog ram m e

Fig ure 2 — Divided rims

Dimensions in milimetres

Rim contour

desig nation

1

R

2

R

3

R

8

Dimensions in milimetres

Rim contour

desig nation

Nom inal rim diam ete co e

S e ified rim diam ete D

Ta le 5 — Flat b se rim s: rim contour dim ensions

Ta le 6 — Flat b se rims: size prog ramm e

Fig ure 3 — Flat b se rim s

Dimensions in mm

Rim contour

desig nation

min

P

min

R

1

R

2

ma

Dimensions in milimetres

Rim contour

desig nation

Nom inal rim diam ete co e

S e ified rim diam ete D

F

Ta le 7 — Drop-c ntre 15° ta ered rim s for

normal base tyres: rim contour dim ensions

Ta le 8 — Dro - centre 15° ta ered rim s for

norm al base tyres: size prog ram m e

Dimensions in milimetres

Rim contour

desig nation

± 3.2 min min

ma a

min min

a

Larg er dimensions ma b used where these are v rified b

ty pe mou tng trials

Dimensions in milimetres

Rim contour

desig nation

Nom inal rim diam ete co e

1 5

S e ified rim diam ete D

Annex A (normative)

Ba ll tape and mandr l dim ensions for verifying specified rim dia meter

The nominal mand rel cir umference is related to the b l ta e diameter and the specified diameter of the

rim as g iv en inTa le A.1 W hen measured with a b l ta e, in ac ord nce withFig ure A.1 the measured

cir umference shal be eq ual to the nominal mandrel cir umference specified inTa le A.1, to a tolerance

of±1.2mm

Fig ure A.1 — Use of b l ta e to m easure rim circum ferenc

T

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BS AU 5 , Tyr es a nd whe ls

BS AU 5 -2, Whe ls a nd r ims

BS AU 5 -2.0:19 9, Whe ls — Gener a l (includ ing ter ms a nd d efiniions, a nd constr ucton a nd

wor kma nship

Informative r f r nces

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