IS-1875-1992

(1)

(R (R affirmaffirm diti ditionon 6.6. 99 99 1)1)

rqHrf}q

4F/ct?

~~~~~~~,~

SPECIFICATION

(I (Incncororpoporaratitingng AmAmenen 2)2) 69 69.14.14

BIS

20072007

UREAU

IN

MA

BH

DVRDVR

SH

AFA

MA

EL

ELHI

HI

(2)

Indi

RBONSTEELBILLETS BLOOMS

ABSA

SCOP

ndar er th quire nts or

ee bi s, bl oms,

sla orgin esig lass

nd see able REFERENCES 2.1 lo nd rd un is ndard. IS Titl 228 thod mica evis d) 1993 require nt uppl of etallu gi al mat ia sec evision)

rinel ha dne test me rials ec evision) 1599 nd tes (s cond evision) : 1 et tensil stee evision) 176 Cod teels: (Par 197 mbols (fir vision) 85 Rolling ranc ee product evision) ssary of rm re nd ee art Fo ging nclu ro forg ng

ime sion tolera ces fo

carbo nd ll

truc-tional stee first revisi n)

od or acros rea fl

fir rev sion) (f rev ion)

968 hn io fo

illets, blooms sla

close die orgings

101 scopic ethod or

determi ati no -meta

nt nt ou st el Par ag ti articl in pectio thod 1137 tho es fo odu TERMIK GY

3. he pose this nd rd efi

tion iv rt ll apply

UPPLY RIAL

al quire ts tin

suppl as wn in

4. Th stee covere is ndar al

ord eli foll as s:

mica composi io nd b) nsil operties and/or ardn MAN FA TU

.1 ll s, ooms, labs rs fo orgi

nufactur ro ee ade

open earth, ctric, basic ox mbin es sses, or ny ther uit le

ch ee th eq ire nt

he ndar Th manufactured

roll orging

Suffici mad from eac

cure fr om

segregat on.

5.3 Th mater al hal mad in ot

ing at ea times th oss-sect ea

of he roduct

5. Fo oom 00 nd

eetin th requ of

upplie permissio from

ur aser In case of reduction pr cess prior ermi si

necessa it os urious ef ec et loom ateria requi fo forging remo ou at imitati ns

itioning ll al owe only gitud al irec io Co ditioning

trans erse ll

ex face spec on pur oses.

nditio ll ot

(3)

75

992

ed max m. f c itio ce tion se eas ce th cknes Th of xcee

dim sio oncern

ubject ept mm

e) Wh ond on ateri l, th

dime sio roduct low

the im me sio er itte ac

cor le Wh

ressi wh

ermitte uch c)

ire ex en of dressi ll

mu ly ee twee th

nuf cture purchas

Wh ir th us

mat ia o b ed se di forging, ressin ma llow su

exte at ts tional ea defined nsio le nces oes

elo mi th

it.

rticularl wh is large mat rial ond ti ning is njurious grea pt of cond

on er

et ee th nd chas

oth cond ria for

re vin njuriou gree to

et ee pur ase nufa rer.

CHEM POSITI 6. dl ys Th alysis st el he carrie relevant mental/chem able te he procedur gi arts IS re eree od 6.2 Th purch ec blooms, bi an num

samp whic ca ried

hal

products sa mu

of on samp

2.1 Th rmissi le

ys ecifie compositio limits giv Ta le gi en low:

stitu nt

erc

bl Variation

cent Ma

or ec tions es Carbon Up 25 incl ver il co ga Pho phorus Su phur 0.02 .04 03 0.0 00 00 06 0. 07 010 01 6.3 .Th ts fie le all ot Tabl Ch

auses

2. .3

and

12 1) Class gn Co stit nt Se

(Part 1) 4] ngan Sulphur Pho phoru

Max Max 3) 14 IS 0.15-0 35 .70 .04 .04 20 15-0 35 .60-0.9 04 20CS .1 .35 60 0.90 0. 2A 0. 0-0 30 15-0 04 04 CS 25 .3 15-0.35 60 04 04 5C 0. 0. 0. 60 04 0.0 45CS 0.50 0. 0. 0.0 0.50 0. 0.0 C6 60 70 0. 0.35 0.50 0. 0.0 OTES

in wi um nium nd il qu inimu ilicon

conten shal y. ni il ed tee alum te hal be withi to 05 ce de .0 to .12 ce plie ua gree nt twee su pl er pur ser.

(4)

ex

ll not exc followin limits

rc nt

~ickel 0.30 Copp Molybd 05 05 05 Tr eme Cr he de togethe 0.50 percen ce rc ti ha xcee rcent FREE FR EFEC 7. an ll rom or terna cracks fla es nd rio ay al uf ci nt st ai

IMENSI ~AL TOLE ANCES

8.

L~

TES PIECE --' >28

92

RC ra

engineer-Cross

rmissibl

or 4_5 6.0 th th 8.3 987.

MEC AN CAL EST

9.1 Te il sile ll selecte Fig 2. )<

--rp> 29 ION 0~2 >28 R EC T N G S EC T ON 29 Al io et es FIG. LO IO SI ES PIECES PRODUCTS BE ELIVERED

(5)

RANGE OF USE FOR

--..•.•--.,.

--

--...•.•.•.•

i/

~O<05100

--.,I<

r-... 16<05/'0 0516 80 1'1 60 1'1 z: mm AL ES GIVE TABL UN TO ECTANGULAR ECT 100 20 40 60 80 160 ass (1 1A 2A 180 ss (C se 9.1) Tensil tr gt Min (MPa) (2) 70 10 43 46 90 62 71 Yi tr gt Min (MPa) (3 20 22 23 25 27 32 35 37 longation (GL .6 Mi Percent Hardness Min (HB) Normalizi Tem erat re eC) rmat 6) 88 -9 88 91 88 91 880-9 60-8 90 -8 83 -8 60 81 -8 80 -8

OT propert es he ta le ref uling ectio up 10 mm as nd normalize nd nd cab en lon ctio of gr in ow. Fo se as

or up hard an tempe itio op ie sh gree ur ase facturer 26 25 24 22 21 20 13 10 (5) 10 11 12 13 14 15 20 21 9.2 Ha dn Test Th accor-1983 SA NG mplin ca naly Th ladl analy ie manufacturer .2 mplin fo chan es In he

mples sha shed

th th xcee 25 cas xcee ampl selected. am ar is se if rchas 11 RETEST 11 ys check na on-Tab ysis o bet be ak lysis uirements sented ll should sample fail ot comp ing

(6)

etest echanic

ie rst se ct fa to

es ecifie nd rd,

wo furt mples sh se cte fo sting

ilure. Sho ld es

from ot ddit onal amp ss

present sa es

to comply quirem

es iece rom es amp es di iona

sam he ria pres te ha

considere as not ving om th

standar at nufact ay

reheat-trea mor ha wice) th mat al

re resente esubmi es ng 12 SUPPLEM 12.1 Th lowi supplementary re ui ts onl ecif ed ur se in in y, ontra pl ntar quir nt ll

agree to twe fact

rc ase

2.1 mi Comp si ion

Th eci sp cia

restricte ng more nt

res ec rb ph an os th

the osition imi nd ca bl

12.2 es

Wh ben quire nt or asse lA,

2A, 3, nd ar ecifie th sa ll ri or ce wi IS 99 985 Wh nsio ermi es ieces mm nd mm quare wi ges ro ff al hin le thw rom ach pl nd nt

ire ress rou

th ss of steel

Fig. un side ce

lel

12.2.1 al section

vin di eter propo to

mm qu test ie e. ompl it ui e-acture. 12.2.2 Subsequently of ie fo A, 2, mate sha be gether an th ure. 12.2.3 No en ire ses 6. 12 twee th upplie nd th pu all upplie th ze II accordance ith 64 44

l:

.,

..•. :: ...--:. ,t 'I II 'I /1 44 Classes 2A All di metres. FIG EN ES Macrostr cture Th str tu

ransv tio s, when xa

accor ce wi 85 sh ree

fr ar ul hr nk ty ow oles,

la io crac ta clusions

cavi es, lux, dr ts Ho eve

cepta gree o bet ee

suppli nd urchaser OT prep 12.5 Ul ra es Ultrasonic xaminatio nd mut et manufacturer and 12 Magneti Pa ticl agnet tic ll ac ordance th IS 13 1983 nd mutu et supplier purchase

Th es all condu ce ith

(7)

99 mu tw user 13 MARKIN 13.1 Unl material dentifi et bloom

ANNEXA

eword be gibl tamp an fi he cl ss desi at on an ars iameter or toget class desig

INFORMA ON GIVE PU CHASER

A-I ndar th ur hould sp early th fo lo g: io b) length Te an facture; An

nd-ing nd packnd-ing and