Tiêu chuẩn iso 12308 2017

© ISO 2017 Plain bearings — Quality assurance of sample types — Definitions, applications and testing Paliers lisses — Assurance de la qualité des types d’échantillons — Définitions, utilisation et es[.]

Plain bearing s — Quality assuranc e

Paliers lisse s — Assura c de la q alité de s ty e s d’éch ntillo s —

Définition utilisation et essais

S con edition

2 17-04

Refer ence n mb r

ISO 1 3 8:2 17(E)

COPYRIGHT PROTECTED DOCUMENT

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F reword i v

1 Sc ope 1

2 Nor mati ve r eferenc es 1

3 Terms and definitions 1

4 Inspection and test r epor t for samples 1

5 Mar king 2

6 T ypes of plain be r ing samples, definitio and manufactur ing pr oc es , ap lcation and testing 2

7 Desig natio

2 Biblog raphy 4

ISO (he Int ernational Org nization for Stan ardization) is a worldwidefede ation of national s an ards

b dies (ISO membe b dies) The work of pr p ring Int ernational Stan ards is normaly car ied out

through ISO t ech ical committ ees Each membe b dy int er st ed in a subje t for w hich a t ech ical

committ ee has be n es a lshed has the right t o be r pr sent ed on that committ ee Int ernational

org nizations, g ove nmental an non-g ove nmental, in laison with ISO, also take part in the work

ISO cola orat es closely with the Int ernational Ele trot ech ical C mmis ion (IEC) on al matt ers of

ele trot ech ical s an ardization

The proc d r s used t o develo this document an those int en ed for it furthe maint enanc ar

desc ibed in the ISO/IEC Dir ctives, Part 1 In p rticular the dife ent a pro al c it eria ne ded for the

dife ent ty es of ISO document should be not ed This document was draft ed in ac ordanc with the

edit orial rules of the ISO/IEC Dir ctives, Part 2 ( e www iso org dir ctives)

A tt ention is drawn t o the p s ibi ity that some of the element of this document ma be the subje t of

p t ent right ISO shal not be held r sponsible for identifying any or al such p t ent right Detais of

any p t ent right identified d ring the develo ment of the document wi be in the Introd ction an / r

on the ISO ls of p t ent de larations r c ived ( e www iso org p t ent )

Any trade name used in this document is information given for the convenienc of use s an does not

cons itut e an en orsement

F or an ex lanation on the v lu tary natur of s an ards, the meaning of ISO spe if ic t erms an

ex r s ions r lat ed t o conformity as es ment, as wel as information a out ISO’ s adhe enc t o the

World Trade Org nization (WTO) principles in the Te hnical Bar ie s t o Trade (TBT) se the folowing

URL: www iso org iso / for word html

This document was pr p r d b Te h ical C mmitt ee ISO/TC 1 3, Plain bearin s , Subcommitt ee SC 5,

Qu lt y a alys i s a d as s ura c e

This se on edition canc ls an r plac s the firs edition (ISO 1 3 8:1 94 ), w hich has be n t ech icaly

r vised

Plain bearing s — Quality assuranc e ofsample types —

This document def ines the ty es of plain bearing samples ex chang ed betwe n pur hase an

man factur r

In the f ield of int ernal combus ion engines and othe se ies prod ction, it is ne es ary t o work with

dife ent y es of samples depen ing on the purp se

Ty es of samples ar as folows

— Samples used for t es s an ex minations w hich ar car ied out in the ex e imental s ag e an piot

lot tag e Theseinclu e fit ing samples, prot oty e samples and int ermediat e samples

— Samples used t o pro e that the q al ty is in ac ordanc with the q alty r q ir ment (dimensions,

mat erial and pe formanc spe ification) These inclu e initial samples an r fe enc samples an ,

if ne es ary, int ermediat e samples

NOT S e ISO 3 34 (al parts) an ISO 9 0 for further information

— Samples w hich give sele tive information a out p rticular q alty charact eris ics of a plain bearing,

r lating t o their conformity with the spe ifications These inv lve r fe enc an charact eris ic

modif ication samples

2 Normati ve r eferences

The folowing document ar r fe r d t o in the t ext in such a wa that some or al of their cont ent

cons itut es r q ir ment of this document F or dat ed r fe enc s, only the edition cit ed a ples F or

un at ed r fe enc s, the lat es edition of the r fe enc d document ( inclu ing any amen ment ) a ples

ISO 1 3 1, Plain bearin s — Qu lt y c ontrol techniq es a d ins pec tio o geometric al a d mate ial q alt y

charac te i s tic s

3 Terms and definitions

No t erms an def initions ar lst ed in this document

ISO an IEC maintain t erminolo ical data ases for use in s an ardization at the folowing ad r s es:

— IECEle tro edia: a aia le at ht p:/ www ele tro edia org

— ISO Onlne brow sing plat orm:a ai a le at ht p:/ www iso org o p

4 Inspection and test report for samples

Tog ethe with the samples, the man factur r shal sup ly a complet ed t es r p rt t o the pur hase

with data on dimensions, mat erial an / r pe formanc , as a pro riat e In the fields of a plcation

l st ed in Clause 1, the “ Initial Sample Tes R ep rt” is used for the initial samples an the charact eris ic

modif ication samples The pur hase shal shar the r sult of inspe tion with the man factur r

The t es r sult shal be kept b the man factur r subje t t o a r ement betwe n the man factur r and

pur hase

5 Mar king

Al sample sup les shal be clearly marked as samples b the man factur r in a r ement with the

cust ome

6 T ypes ofplain bearing samples, definition and manufacturing pr oc es ,

appl cation and testing

As desc ibed in Ta le 1

7 Desig nation

E AMP E Designation of an initial sample ( S4) with test report:

Sample ISO 1 3 8 — S4

Table 1 — Ty es of plain be ring samples, definitio s and man facturing proces , appl catio

and testing

Ty e of sample Symb l

Definition an

man facturing proc s

Ap l cation

Tes ing

(by man facturer)

Fit ing sample S Plain b aring ap lied to

f it ing tests only

Fit ing tests on stationary

machines, internal

combustion engines, etc

Fit ing dimensions only

Complet e data of e ch

f it ing dimension for e ch

b aring

R ecording of these

in ivid al t est results in

the test report

Prototy e

sample

S Plain b aring, destined

for fu ctional t ests,

inspection or tests by the

p r haser

NOT T ese samples are

man factured using

availa le eq ipment

Tech ical developments at

the p r haser

— fu ctional t ests, e.g

e perimental ru -n

machines, internal

combustion engines, g ear

b x es, et c

— performance in t est

rig, e.g wear resistance

— for esta lishing the

specif ication of q ality

characteristic

(dimensions, materials,

et c.)

Agre d specif ied q ality

characteristic

Complet e q ality testing

of al specif ied q ality

characteristic car ied out

on the q antity a re d

R ecording of these

in ivid al t est results in

the test report

The n mb r of samples

should not ex ce d 2 0

Intermediate

sample

S Plain b aring which

cor espon s t o a larg

de re t o the “initial

sample but has only

partial y b en

man factured by me ns

of the eq ipment an

proces es used for series

prod ction

Pilot lot an initialseries

NOT Use t o b a re d

b tween man facturer

an p r haser

Intermediat e sample shal

b substitut ed by the “ini

tial sample” lat er on

Quality charac

teris-tic in ac ordance with

ISO 1 3 1

Quantity t ested should b

2 ma

R ecording of these

in ivid al t est results in

the test report

The “ non-series” proces

cycles an seq ences shal

cle rly b in icat ed by the

man facturer in the report

Ty e of sample Symb l

Definition an

man facturing proc s

Ap l cation

Tes ing

(by man facturer)

Initial sample S4 Plain b aring,

completely man factured

by me ns of the eq ipment

an proces es used for

series prod ction u der

the ap ropriate control

con itions

NOT T e initial sample

is t o furnish the pro f that

the man facturer is in a

position t o comply with

the q ality req irements

(dimensions, mat erial,

fu ction, etc ) req est ed

by the p r haser

S ries as embly af er

ap roval

Quality charact

eris-tic in ac ordance with

ISO 1 3 1

Quantity tested should b

2 ma

R ecording of these

in ivid al test results in

the t est report

It is ad isa le to k eep one

of the ac epted samples

availa le at he man

fac-turer’ s an / r p r haser’ s

premises for a period to

b a re d

NOTE Performance

t esting is car ied out by

the p r haser only

R eference

sample

S Plain b aring

representing the desired

value of a q ality

characteristic

NOT T ese samples are

taken by the man facturer

from the series prod ction

or from the delivery re d

for despat ch an test ed

as a re d u on with the

p r haser

T e reference samples are

delivered t o the p r haser

for the control t est,

t og ther with the

determined actual values

of al q ality character

-istic designated for the

t est, in order to check, for

e ample, the compara

il-ity of the test methods/

eq ipment used

Dimensional an mat erial

t esting of al q ality

charact eristic a re d

b tween man facturer an

p r haser (e.g nip, b aring

mat erial composition)

Test data to b given by

the man facturer

The report ed t est values

may substitute a receiving

inspection car ied out at

the p r haser’ s premises

C aracteristic

modif ication

sample

S6 Plain b aring man factur

-er af er the ex ecution of a

specif ication modif ication

S ries as embly af er

ap roval

Only those q ality

characteristic concerned

by the modif ication ne d

b t est ed

Quantity tested should b

2 ma

R ecording of these in i

vid al test results in the

test report Table 1 (c ontin ed)

Bibl og raphy

[1] ISO 3 34 (al p rt ),Stati s tic s — Voc ab lary a d sy mb ls

[2] ISO 9 0 , Qu lt y ma a ement sys tems — Fu damentals a d v c ab lar y

ICS  21.100.10