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इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 14667 (1999): Conveyor Chains and Slats Used in Sugar Industry [FAD 2: Sugar Industry] “!ान $ एक न’ भारत का +नम-ण” Satyanarayan Gangaram Pitroda ““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee”” “!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै” Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” REAFFIRMED~l?~~ IS 14667: 1999 (AmalgamatingIS8485:1990, IS8468 :1990,IS9054:1983 endIS9069:1979) Indian Standard CONVEYOR CHAINS AND SLATS USED IN SUGAR INDUSTRY - SPECIFICATION ICS 53.040.20;76.180 <D BIS 1999 BUREAU OF INDIAN STANDARDS MANAK BHAVAN,9 BA HAOtiR SHAH ZAFAR MARG NEW DELHI 110002 December 1999 PriceGroup 6 AMENDMENT NO. 1 MAY _2 TO IS 14667: 1999 CONVEYORCHAINS ANDSLATS USEDIN SUGAR INDUSTRY - SPECIFICATION ( PaBa 3, cia",. 5.1, 'UN, 1to 3) - Substitute the folJowiDI for tbe existina: 5.1 The finishedchainshallbelCCuratc within+0.25percentof thenominal chain lengthwhenmeasuredunderthefollowina-0.0 condidonl: (FAD2) RepropapbyUait,81S,New~Id...... SugarIndustrySectionalCommittee,FAD2 FOREWORD This Indian Standard was adopted by the Bureau of Indian Standards, after the draft finalized by the Sugar IndustrySectionalCommittee,hadbeenapprovedbythe FoodandAgricultureDivisionCouncil. Thechainsand slatsare importantcomponentsusedinsugarindustrytocarrymaterialatvariousstages. This Indian Standard, an amalgamated form ofIS 8465, IS 8466, IS 9054, IS 9069and a document on feeder tablechain,describestherequirementsatoneplace. Forthepurposeofdecidingwhetheraparticularrequirementofthisstandardiscompliedwith;thefinalvalue, observedorcalculated,expressingtheresultofatestoranalysis, shall be rounded off in accordancewith IS2: 1960'Rulesforroundingoffnumerical values(revised)'. The numberofsignificantplacesretainedin theroundedoffvalueshouldbethesameasthatofthespecifiedvalueinthisstandard. IS14667: 1999 Indian Standard CONVEYOR CHAINS AND SLATS USED IN SUGAR INDUSTRY - SPECIFICATION 1 SCOPE 3 MATERIAL This standard specifies materials, dimensions and 3.1 Thematerialforsidelinks,pin,bushandrollerfor otherrequirementsforvariouschainsandslatsusedin cane carrier, bagassecarrier and feedertablechains sugarindustry. shallbe asgivenbelow. 2 REFERENCES 3.1.1 SideLinks The following standards contain provisions which Steelconformingto Grade55C8ofIS1875shallbe throughreferenceinthistext,constituteprovisionof used. thisstandard.At thetimeof publication,theeditions indicated were valid. All standards are subject to 3.1.2 PinandBush revision and parties to agreements based on this Steel conforming to Grade 16Ni3Cr2 of IS1.570 standardareencouragedtoinvestigatethepossibility (Part4)shallbeused. ofapplyingthe mostrecenteditionsofthestandards indicatedbelow: 3.1.3 Roller MildsteelconformingtoIS2062shallbeused. ISNo. Title 3.1.4 Slats 549:1974 Splitpins(secondrevision) MildsteelconformingtoGradeFe410-sofIS2062 1570 Schedulesforwroughtsteel:Part4 shallbeused. (Part4) : 1988 Alloy steels (alloy constructional and spring steels) with specified 3.2 Material for side links, pin, bush and rollerfor mechanical composition and aprontypeintercarrierchainshallbe asgivenbelow. mechanicalproperties(firstrevision) 3.2.1 Links 1875 : 1978 Specification for carbon steel BlackheartmalleablecastironofIS2108andforged billets,blooms, slabs andbarsfor steelofIS4367. forgings(fourthrevision) 2108: 1977 Blackheart malleable iron casting 3.2.2 Pin (firstrevision) SteelconformingtoGrade55C8ofIS1875andgrade 4367:1991 Alloy steel forgings for general 40C8ofIS5517. industrialuse(firstrevision) 2062 : 1992 Steelforgeneralstructuralpurposes 3.2.3 Bush _(fourthrevision) SteelconformingtoGrade40C8ofIS5517. 2500 Sampling inspection procedures: 4 DIMENSIONS (Part 1):J992 Part 1 Attribute sampling plans indexedbyacceptablequalitylevel 4.1 Chains (AQL) for lot by lot inspection 4.1.1 Thedimensionsofvariouschainsalongwiththe (secondrevision) breakingandproofloadsshallbeasgiveninTables1 5517: 1993 Steel for hardeningand tempering to4. (secondrevisions Table1 DimensionsandRequirementsfor ApronTypeInter-CarrierChains (Clause4.1.1) Alldimensionsinmillimetres. SI Pltcb PinDia BushInner Loads,Mln Tblekness Width01 No. Dia ,BreakingProo,f of ColTelpODdlnl COrrespoacUnl Slat tilt, Slat (I) (2) (3) (4) (S) (6) (7) (8) mm mm mm kN kN mm mm i). 80.0 16+0 16.1+O.OS 117 39 +1.0 110-11S±1.0 (oneholeI) -O.OS -0 S-0.0 ii) 75.4 16+0 16.1+0.05 117 39 +1.0 110·11S±1.0 -0.05 -0 S-0.0 I~holeshallbeof16mmdia.Splitpinsshallbeof32mlmlenlthand4mmdia(se, IS549). IS14667:1999 Table2 Dimensionsand Req~eatsfor Cane-CarrIerCbaIDs (Clause4.1.1 andFig. 3) Alldimensionsinmillimetres. PlIda _Th0ick1· , ..•.. ,;BUlb R...... SpUtPIa ·Iob' ., ~~, .~ • , kN,Mbt oIc.n.. ....... SIde Dia Len-Diaof Dia LenlthCia Lenam DiaLenatb &.a Hole, ~P.lo.o.f.'". ... Links ath Head Sect· Dia ...• mID , . ion·ina SIM A 8 C D J K F G H K L M N 's Ti V 150 10 23 92 28 30 5~ 7S 3S 6.3 4S 60 45 30.0 5 ISO 75 14 300 135 s+l 188-183 ~ I~O 12 25 101 32 33 61 75 3S 6.3 45 65 47.S 32.5 3 150 7S 14 400 175 6+1 188-183 -0 200 16 30 12S 38 38 69 90 35 10 SO 7S 56.037.5 3 170 100 14 600 2SO ~I 188-183 ~ NOTE- Thechainmaaufacturer.luaumachinerymanufactureroractpalusersshalladopthighersizeofsidelinks(hi,-eIi......on '/C)toprovideextramarlin inbreakingloadoverstatedinatandard. Table3 Dimensionsand Requlremenqfor BaauseCarrierCbaIDs (Clause4.1.1 andFig. 4) Alldimensionsinmillimctres. Pitch Tnehsicsko-r ~Pin i Bu.sh " ,.RoU.er " ~SplitPIa , Attadun.eatUnk , LkoNIM,"I'IIIDII , Side Dia LengthDiaof Oia Length Dia Length Dia Length " Links Head Breakinl Proof A B C D J E F G H K L M N W 150 8 23 82 28 30 52 75 35 6.3 45 60 16 60 12 45 200 100 150 10 23 92 28 30 56 75 35 6.3 4S 60 16 65 12 45 400 135 150 12 25 101 32 33 61 75 35 6.3 45 6S 19 80 16 SO' 500 175 NOTE- IkN/mm2=102kgf/mm2. Table4 Dimensions and Requirementsfor FeederTable Chain (Clause4.1.1 andFig. 5) Alldimensionsinmillimetres. Pitch SideLink Pin Bush.. Rol.l.e.r' SpUtPIn ,. AttachmentUak LaMaI. ~ ~ ~ t!Itt ,. kN...M. in , Thick- Width Oia LengthDiaof Dia Length Dia Length Dia Length ness Head Breakin. Proof A B K C D J E F G H L M Rl R2 150 8 60 23 82 28 30 52 75 35 5.0 4S 125 40 62 46 200 67 150 10 60 23 92 28 30 56 7S 35 S.O 4S 131 40 62 46 300 100 150 12 65 25 101 32 33 61 80 35 5.0 45 145 40 60 44 400 135 4.1.2 Atypicaldesignofvariouschainsaregivenin 4.2.1 Thewidth.thicknessandnumberofstrandsofthe Fig,1to 5. slats for differentmilling plant sizesco~ ~ differentplantcapscitiesshallbe• giveninTablesSarxt6. 4.2 Slats TableS DimensionsofApronTypeinter-CarrierSlatsfor DlfTerentPlantCapacltleslSizes (Clause 4.2.1) SI Capacityor Milling Lenathof Width01 ThIdmea No. PlantIn Plant Slats Slat oIS"t TonneslDay Size mm mm mm mm (I) (2) (3) (4) (S) (6) i) 1250to2000 762<px I52SL 1520 110:1:1 5~ ii) 2 500to3SOO 850q>x I700L 1695 110:1:1 S+~ iii) 4000to5000 915qJx I830L 1825 115%I 5~ or or 91~cpx I980L 1975 q>==diaofroller. L lengthofroller=WidthofcarrierhOUgh(inside). Lengthofslat=widthofcarrier- Smm. 2 IS14667:1999 --,-- -,.- I II , I I I I, I f I I I I • I I I I I I I I I __L._,-.J__ FIG. 1 INTER-CARRIERCHAINSOF75.4mmPITCH Table6 DimensionsofSlatfor Cane-CarrierforDifferentPlantCapadtleslSizes (Clause4.2.1) sa Capadtyof Mllllni Width01 No.of Thickneu No. Plant(Tonna Plant theSlat, W Strands ofSlat,t perDay) Size (I) (2) (3) (4) (5) (6) i) Upto2SOO 762<px I~2SL 188or 183 3 S±O.5 ii) 2500to3sao 8SO,x1700L 188or183 3 6±O.S iii) 4000toS000 91.5q)x1830L 188or183 3 6±O.S or 91S<px1980L cp• diameteroftheroller. L-len..,ofroller.Widthofcanecarriertrough(inside). Lensthofsial.widthofcane-carrier- Smm. 4-Z.2 TypicaldesiansofslatsaregiveninFig.6to8. S LENGTHACCURACY 4.2.3 With respectto Bagasse carrierchain.either 5.1 The finished chain shall be accurate within rackorsplitendcorrugatedplatemaybeprovided.The +0025 platetypeslatshallbeattachedtochainthroughswivel -0:0 percent of the nominal chain length when arrangementasshowninFig.9. measuredunderthefollowingconditions: 3 ... '., IS14667:1999 -,- 1--- -,-- -11- " I I I I I I, I' I ' I ..I.:' I, I.t.I I I I. I I I I II I I I I II I I I I I I I I I I I• __LI _t_&.- ...............--16!8.o, AUdimensionsinmU1imettes. FIG. 2 INTER-CARRIERCHAINSOF80mmPITcH a) StandardTestLength/orMeasurement- The bushshallbe 40±SHRe. Thehardnessoftheroller standardlengthofchainformeasurementpur- shallbe30±SHRC. posesshallbe3000mm; 7 OTHERREQUIREMENTS b) Support- Thechain,intheunlubricatedcon 7.1 All chains shall be subjected to suitable heat ditions,shallbesupportedthroughoutitsentire treatment. Depth of case hardening should be length;and minimum0.5 nun. Thefollowingconditionsshallbe c) MecuuringLoad- Ameasuringloadequalto observed: 1/50oftheappropriatebreakingloadshallbe a) The heat treatmentshallnotproducebrittle applied(seeTable I). ness inchains;and NOTE- TheIenJlhKCUdCYofchainswhichhavetoworkin b) Heating toa temperature withinSOoC above parallel should bewithin theabove limiu butIDItChod by theuppercriticalpointofthesteelused,forml ap-eementwiththemanufacturer. partofthebeatcreaunent. 6 HARDNESS 7.2 Afterheattreatment,the standardlengthofch8in. 6.1 Thehardnessofpinshallbeso±SHRCandthe shallbesubjectedtothebteakingloadprescribed in Table1. . . 4