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Irs R 57

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0% found this document useful (0 votes)
845 views7 pages

Irs R 57

Uploaded by

rahulmechdce
Copyright
© © All Rights Reserved
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yo v ty a Gorermnant of Teta sty of Railieys ttocy teary” . 8 Saatwter wD sees besere, | | Nos hore 21 ms boat of Goat B ) of Ams of Govt. of India, A larors L Tog Raa ‘STANDARD SPEGTFTGATION . for > OBER PROPTLES arp TUsING USED FoR sserNG 7 TH ROLLING stoce (Zentiva) Sertal tb. 37-78 + 0. woRGoRD The Fingy Uselftestlons are tcaied under tho fixed Serta 1on857, Manteeg MURbeR Andloates the your of original aapeette . stendardy o in the ease of revision the year af List erat aon, : aDDPTED, 1978 . | Sao amin me tina or ecenayy (ann 9, ) Vinmetion ea facta TETIR SE porta, Cause 2, vant Sa Hen (aunts (ate 3) Taman” | (Clause 4), ‘Marking (GLause. 5), ‘Packingt (Clause 6) and t Storaget (Gees gt oe ate eta Gano) as Sees BaD be att Qs ep arlene teres is tions reaen SSP ratte em ; eee omen, ' TE Bo WLR tte Os reves raforone to tho stant sentoned in ange 0,8 SPS ils ection “tesa So oat £2 Sao 08 SPE Latent session af sheath an . aa XK Bo, Been 2 spectflontions gre intended clefly to ver 4h, provisions fe Ue. relating t@ aon? of the & Vina sale PRA Baphecessory Dm cmzag, ‘PRCT 4. SUBLTNG AT GRETERE A POR =D! tet 4 minimum 9° six test samples or 0.58 of the let off ihgpection shail be drain for the tects indlestod in the Te pmonant spoci fication for rubber fittings, Sanld ery of the test samples fail to pect the requirenents, an additional tro sete of marbles fron the ease lot etuil be crmm fur retesting, Since eny of the retest comles Pall to newt the ts, tee eth Int shall be rejected 1.2 In the event of tho rejeition of the entire Wty otter the Tetest of samsiecy the entire lot offered for iaspostion shell be ade unusable, in the presence pf the Inqpecting Osfives/murdhavsr 1,8 The menner of distribution of the test eangles, for sf eres! ‘cuts presoribed for @ particular ,omonent, chil be at the @lecretion of tne Inspenting Offi apr/Pure:ssers 2 IESPOMTOF wip TESTING FeeTLITES ‘ = _,fhe pardasor o the Inspecting Offieer afn22 ~~~" Mi reasonable tine to the wns where the material or fitines Being manufactured or where fittings are stared. The mustt.. saver shail aipsly gil equlonent reqstred Yor testing, free.of chars, and shall at his ow ast, sapply Labour and appatenie for seh esting as mar de carried out at hia praises, Siutd ‘he muufactirer Feil t provide factlittpe at hid om wtks for camtying out/thess tessa cleatere by @s approved testing Gorfirmstory’ test samples, in edition, nay be drum ty ine Ingpecting Orficer ma sulcitted for teste to the approved testing autor ties. have acosos, 3 teri GXsTRONO:, ORAS aD AES a ‘The extruded rubber componenta shell be moulded acmording to tthe shgne ond dimensions prescribed in the revovunt Gravina They geall be of uniform consistence, free Stun jsiate, hard yote, pits, letishes, Tunse and caste, | . TENEKSTONS ToLERans ‘ ‘The dimensions ad tolerances shqll be as indloated.in relevant drawings, Se MaREEKG Extruded rubber comonente slid] be acrkel in Indaitte ink with Jettere IRS memfactirer's neue or initicls or trade marty a=d sle/reet of matitgcure. " = Aine reser bed™eakey he shall deat of cerning out “ye | we : my 0 8 te, BTTS 6 Fe usted vith Fronch Gholi te 1D, 15% and ho extrudt author componente ann befeoaily TAGs 2? en eee esd eterno ee : spate te» oP forges Tee awe el Be OS desing eet Cassel and ebal cavay sackbnge i tSS“S Sasso 8 : 1, STORAGE , the rubber componente shal be stored in 3 © apd onselad peekBRo+ a coms oF PaNGTTGE FOR GAITE CHITACL, HDT Tne provisions of tavande aha be aoslchis, OF the @Fsy oe eee onmnte everod by these spectietions / 9. BSH SGALTUG RIBBER PROFILES 4.4, rope ~ Tate epectttention prescribes 17% material rest eset, 83, S08 ° Ting and teste fot 2S eo Tob protties notiods of Site aia ding door, tear side oor ant “observation wee oue for auot sesLing PUTFOSe+ ol dry places 58 sopsargoH (See apesnds= 4) 962 Racutrenents o.241 Natecial ~ Rataral oF ayntbatie mabbery 6F & saite! wend thereof. 9.2.2 Tests 7 vous = aL test progeasres shal to a6 per TERY: TES tote ~ Bh “fovcurried out from the fhsteeal £0) oe ite aopoozinat aly seme dea=ae of 1S Prom prepared test from prenarey ghd using the sane meses wibcho practicables o2.204, Paystoal Properstee 2) wardaoss (S972 ‘p) Tensile strengta ‘eet/o? Min, ) Blengatien of bres parcent, Way 69 4) conprocsion,zet, parsnip Hom Cis por T:50,Part DF Suesaea ageing hractonintzen = APter Sechig 08 oh St tee psoray, sho propertten wanton £4, 65% Beet at 10 a goat fron the ovigsnel YER WF “98S an he fallewest 2) fardneas (Sore at) uatte, a 2) ) Tensize strength Lo c) Fiongation ot rock 08 eat aggre THURS Bae, deantod. fe, BST 4 Ao, sane sozcrne w35ER PIORILEe 0,4 Sorpe- Thi speckfioation prescribes the tateria roguirena’ neizoss of swpling md teste for water sealing vabver Ddetuoan vindowsRi bottom nd waist ral in DO/SIC/H batch coot An the tog side door a 30.2 Regul renants 10.2.4 Yoterial ~ Watural rubber or synthetic suber ar a auitale: tend of the natsral and aynthetie rubber. * 10.242 Teste Bote = i] test procedures shall be ne por 16: 84008 The Yests shall be carried aut from the {ini shed posite or from prepared test siebe of aopmoxizataly somo degree of wuloanisation gid using the sane compavnd, uakcherer is practicatles 10.221 Phyeteal Properties 9) Haresece (Store 3)’ es5 8 Tensile strength, kef/en®, Min, 105, @) Blongation at break, percent, Vin, 250 @) Compression sot, poremt, lets % (as per Ts: 3400, Part }¥ 30.2,2.2 Ageing Gharacterietion ~ after ageing in an atr oven 70 41°C for 72 tours, the properties mentioned in dgice fsie202 not deviate from the original values ty mre then the fol @) Herdvess (store a) # -0 3 fenothe stregt “Ess ©) Elongation ik : Tas 30.2.2,5 Water sbeomption ~ 4 anmphe of 30 en in Leneth ane of mitalic Wats wea inserood in ster for a periog of B6 leurs af 21 220; the geount of wster sbeoztad shall not onsced Zin, As, wcemy ceow prormes isd Scope - Tits spoctfioation prescribes the material res Bethods of senpling end teats for vindow grove Tusber profizes used round the periphery of glass suutters and in the window guides, £0 provont rattling. © Methods of Tests for Wuloant sed Rubber, eet 11,2 Rept renents Lin2¢1 Metorial = Yetural mbber or eynthotio mubber oF a suttal biend of tho natural and eynthoite mboor, AL 22 Tests ‘od gut fron the finigiea products » jabe of approidnetly came aegnen vslewieation aid ueing the ease ormpoiai, waldrorer 13 pracif estes 11,224 Physteat propartiec 2) ligraners (ore A) 65 ») Tensile strong, regt/m®, wn, 109 g} Hlongstion at rocky paetaty Zn. 50) Goupression sot, perc, Yas. Ge per 15: 3400, Fars iinet. ageing Gharactérieting - after ageing in an alz oven a 0 21°C for 72 hours, the properties, mentioned in clause 11,2.2,1 shall mt deviate from tho original values by sore than the followize: ) Herdnoss (Store 3) 4} mats 2) Tonsite strength Be ©) Rongation a 55 Vie, FIxiNG RUBBER PROFILES 181 Seopa - This specification presorites the material Pagal renents, methods of sampling and teate for fising muLber po Lannea Used for fixing in observation lock out ela: 12.2 Regii.renonts 12,2, Yatertal - Natiral rubber or eynthetio nabser oF a eultable blend of the natural and eynthetto mbter, 12,2,2 Teste, Note ~ Mi test procedires shall be as par 16208, The teste shall be carried out fom the Fink died procteta or fron prepared test slaba of appmoodmately soe dezese of weloass sation ard ualsg the enne coment, wi easvor Le practteatio. TTethade of Tete for Wil canteod Bibb: 9/- i BoeRS7-78 6 12.2,2.4 Phyatest Properties ! g Hartagse (Sore Tensile strensth, kef/on®, van, 365 c) Biongotion st dresk, percent, Hn 20 @) Sompreseion set, percent Hexe ES Caper 1a: 3in0,?Sast ae 282.202 Ageing Ghervoteristios = ster agnirg tn wn eit oven af, 70 si°0 tor 72 hours, the ponpetslen fonionel f sese dae ot Ball ot seviate fron the original values ty sore than the Risse, a) Hardness (shore 4) # ) untte +») Tensile strength , ©) Blongation V2, ROSSER TUBING aD coNMBCETNG PIECE 15:4 Seope ~ This specification proseribes the natertal remirmnnte nelhods of samcling and teats for mibtor tubing and connecting pect ‘used in glass end louver shutter at botton and in fret case eorparteente diiding doors for dust sealing and eashionings 15,2 Requirements 15.2.4 Materiel ~ Natural rubber or qmthotic rubber or a aiftate Bend of the natural wid eynthetio mubber 15.2.2 Teste Hote - Al test procedures shall be 2s per 15:30", The fests.shell be ogreiod out from the inl sheid stoduchs os from prepared teat-tabs of appreidmately saxe envos of valesisation end uatng the sae Grainy ailobene ts practioatie, ° 15.221 Physical Properties = 9) Bardness (shore a) cos Y) Tensite strewinnss/en%, a, 205 @) Bongetion nt bresk, percarty Tin, #89 @) ororossica.se% pareen', Kane B (is per 18:50, "Part Be 4552.22 Ageing Gharacteristhes ~ attér agetng in an sir oven at 70 33°0 for 72 hours, tho properties mentioned in caise 1b a4 shall mt devietetrom the originel values by more than the follod ag: jones (oer : 2 Pome (sor 9 4 ae ‘b) Tensile Strength 425% 3 fama ‘shethods of tests for Wicani sed Ribbor. = | ET Ln say, eS ret bs eye WeaRST TA PECEI tat (Refs Cats 8) ‘Tho system ‘The momPacturer shall furnish to the 2uvchaser/Inepector Information in reopect of the quality Gontwol Seton ia, force oh tho datohes of extpsunds, textiney, & metas Ust An tho merit qcoires! 9 work Drawing Samples Mag Purchaser/inspector my Gray samies of sich netericls atd processed eompound for conft=uatory teste in en approved Tatoratozy. Records, Testa and Sampling The tigmfaoturer shell slap furnish to the Purchasox/Iaspectn, ‘the dotalZa of the tests, inspection reyorte aad she eseaee Tooorés, ag roqiired under the Qielity Gontrsl, Syaten tn fosve, Those records ant reports siall te mantained Wy the Gperen Tochrtcal mthority of the Mgtifactaccray and call boos gewtlty sid cxaxlfatlon by tho Rurcraser/ingescingy oece Though tho Stores may be aibjested to the consiimerhey sta to Por 2. Siould the samples 9 Para 2 te santore to the Fequlrercits, tio sats of aéditlona camles Son he gone Jot/oate abil be erem for revtest. daca ae ont Fotest samples f2i2, the entire batch/io! will be Sojeeten, De-regtstration Aithouish inspection and testing are ostried ont aa per the Paras lp & 5 store, estgles fron the otiging peetinn de sont petiodoally by the @neigiee faom tho siply reocived Pros the memfactirens, (> ar apm ‘confirmatory teste, Tn veoe of of usterial mt in qcoazdance wth the specification, the firm shail be liste for do-ceplatretlon. brnust Review The performncs of the actual aupplies mato by the apssy mamfactiners, shall be revteval ovaty year ty the Reldvay Inspecting ssthority, with @ view to Feviey the approval Wet of fubber ransfactsrerss

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