Tiêu chuẩn iso 06743 4 2015

© ISO 2015 Lubricants, industrial oils and related products (class L) — Classification — Part 4 Family H (Hydraulic systems) Lubrifiants, huiles industrielles et produits connexes (classe L) — Classif[.]

Lubricants, industrial oils and r elated

Part 4:

L brifiants, h iles industrie lle s et produits co ne xe s ( lasse L) —

Classification —

Partie 4 : Famille H (S stème s h dra lique s)

T ir d edition

2 1 -0 -0

COPYRIGHT PROTECTED DOCUMENT

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F reword i v

1 Sc ope 1

2 Nor mati ve r eferenc es 1

3 Ex planation of symb ls used 1

4 Detaied clas ification 2

Biblog raphy 4

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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 sp nsible 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 meaning of ISO spe ific 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 WTO principles in the Te h ical

Bar ie s t o Trade (TBT) se the fol owing URL: F or word - Sup lementary information

The committ ee r sp nsible for this document is ISO/TC 2 , Petroleum produc ts a d lu ric ants ,

Subcommitt ee SC4, Clas s ific atio s a d s pec ific atio s

This third edition canc ls an r plac sthe se on edition (ISO 6 43-4:1 9 ), w hich has be n t ech icaly

r vised with the folowing chang e:

— theta le of clas if ication now inclu es environmentaly ac epta le fluids

ISO 6 43 consis s of the folowing p rt , un e the g ene al title L bric ants , indus trial oils a d r lated

produc ts (clas s L) — Clas s ific atio :

— Part 1: Family A (Total los s sys tems)

— Part 2 : Family F (S indle bearin s, bearin s a d as s oc iated clutches)

— Part 3: Family D (Compr s sors)

— Part 4: Family H (Hydra lc sys tems)

— Part 5: Family T(Turbines)

— Part 6 : Family C (G ears)

— Part 7: Family M (Metalworking )

— Part 8: Family R (Temp rary protec tio a ains t c or os ion )

— Part 9: Family X (Greas es)

— Part 10: Family Y (Mi sc ela eo s)

— Part 1 : Family P (Pneumatic to ls)

— Part 12 : Family Q (Heat tra s fe fluids)

— Part 13 : Family G (Sldewa s)

— Part 14 : Family U (Heat tr atment)

— Part 15: Family E (Inte n l c omb s tio en ine oils)

— Part 9 9: G ene al

Lubricants, industrial oils and r elated products (class L) —

Part 4:

This p rt of ISO 6 43 es a lshes the detaied clas if ication of fluids of Famiy H (Hydraulc sy st ems)

w hich belong t o clas L (Lubricant , in us rial oi s, and r lat ed prod ct ) It is int en ed t o be r ad in

conju ction with ISO 6 43-9 This clas if ication sy st em does not inclu e a ut omotive brake fluids or

air raf hydra ulc fluids

2 Normati ve r eferences

The folowing document , in w hole or in p rt, ar normatively r fe enc d in this document an ar

in ispensa le for it a pl cation F or dat ed r fe enc s, only the edition cit ed a pl es F or u dat ed

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

ISO 34 8, Indus trial lq id lu ric ant — ISO v i s c os it y clas s ific atio

ISO 1 1 8, L bric ants , indus trial oil s a d r lated produc ts (clas s L) — Family H (h dra lc sys tems) —

S ec ific atio s fr c ateg ries HH,HL,HM, HV a d HG

ISO 1 9 2, L bric ant , indus trial oils a d r lated produc ts (clas s L) — Family H (Hydra lc sys tems) —

S ec ific atio s fr h dra lc fluids in c ateg ries HFAE, HFAS, HF , HF ,HF R a d HF U

ISO 1 3 0, L bric ants, indus trial oil s a d r lated produc ts (clas s L) — Family H (Hydra lc sys tems) —

S ec ific atio s fr c ateg ries HETG , HEPG , HE S a d HEPR

3 Ex planation of symbols used

3.1 This detaied clas ification of Famiy H has be n es a lshed b defining the categ ories of pr oduct

r eq ir ed for the main a plcations of the famiy an final sub-division b r efer enc to comp sition of

corresp n ing prod ct

3.2 Each categ ry is designated b a sy mbol consisting of a gr oup of letters which, togethe ,

const itute a code

The firs lett er of the code (H) identif ies the famiy of the prod ct conside ed but any folowing lett ers

taken separat ely ha e no significanc of their own

NOT T e designation of e ch cate ory can b su plemented by the ad ition of vis osity grades

ac ording to ISO 34 8

3.3 In this clas ification sys em, pr od ct ar e desig nated in a u iform manne F r example, a

p rticular prod ct ma y be desig nated in complete form, i.e ISO-L-HV 32, or in an a br eviated form, i.e

L-HV 32, then mbe indicating theviscosity ac or ding to ISO 34 8

4 Detai ed clas ification

The detaied clas if ication is shown in Ta le 1

Table 1 — Clas ificatio of hy raulc fluids

C de

leter

General

ap lcations

Par icula

ap lcations

More

specific

ap lcations

C mposition

an

proper ies

S mbol

ISO-L

Typical

ap lcations

R emarks

International

Stan ard

Systems

Hy drostatic No -n ibited r fined

mine al ois

Refined mine al ois

with improv ed a ti

rust a d a tio id tio

pro e tie

Ois of HL ty e with

improv ed a tiw ear

pro e tie

HM

Gene al

hy dra lc

systems which

inclu e hig ly

lo ded comp

-nents

ISO 1 1 8

Ois of HM ty e with

improv ed vis osity

tempe atur pro e

-tie

HV

C nstructio

a d marine

eq ipment

ISO 1 1 8

Ap lcatio s

whe e

en iro

men-taly

ac epta le

fluids

ar

r q e ted

Trigly ce ide HET

Gene al

hy dra lc

systems

ISO 1 3 0

Sy thetic e te s HE S

P ly lp a lefin a d

othe sy thetic hy

dro-carb ns

HE R

Hy dra lc

sldewa

systems

Ois of HM ty e with

a tistick/ slp pro

-e tie

HG

Machine with

combined

hy dra lc a d

plain bearin

wa lu ricatio

systems whe e

vibratio or

inte mitent

sldin (stick

slp) at low

spe d is to be

minimis d

The e

fluids ar

inten ed

to be

multifu

c-tio al b t

they o n t

fu ctio

suc e

s-fuly n e

al hy dra

-lc a pl

ca-tio s

ISO 1 1 8

Ap lcatio s

whe e

fir -r sista t

fluids

ar

r q ir d

Oi in wate emulsio s HF AE

Ty icaly

mor th n

9 % mas

fractio of

wate

ISO 1 9 2

C emical solutio s in

wate

HF AS

Ty icaly

mor th n

9 % mas

fractio of

wate

Wate in oi emulsio s HFB

Ty icaly

mor th n

4 % mas

fractio of

wate

Wate p lyme

solu-tio s

HF

Ty icaly

mor th n

3 % mas

fractio of

wate

Sy thetic fluids co

-tainin n wate a d

co sistin p osp ate

e te s

HFD

Bibl og raphy

[1] ISO 6743-99, L br i ca t s, industr i al oil s a d r lated product s (c lass L) — Clas ificati on —

Par t 9 : Gene al

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