螺丝分类命名及编码

1、品名代号对照表1ATAPPINGSCREWS自攻螺丝（MMS/T/S2BHEXTAPBOLTS六角螺栓（全牙）HEXTAPBOLT3CHEXCAPSCREWS（有华司面）六角螺丝HEXCAPSCREWS4DDRYWALLSCREWS墙用螺丝（IN+MMD/W/S5ETAPPINGSCREWS自攻螺丝S/T/S6FDDRYWALLSCREWS墙用螺丝（IN）D/W/S7GSELFDRILLSCREWS(TEKSCRE)钻尾螺丝（MMS/D/S8HSELFDRILLINGSCREWS澳洲钻尾螺丝SELFDRILLINGSCREWS9IBOLTS螺栓BOLT10JDRYWALLSCREWS澳洲墙用螺

2、丝DRYWALLSCREWS11KSELFTAPPINGSCREWS澳洲攻牙螺丝SELFTAPPINGSCREWS12sELFDRILLSCREWS(TEKSCRE)钻尾螺丝（IN）S/D/S13MMACHINESCREWS机械螺丝（IN）M/S14NNUTS螺帽（IN）NUT15OCHIPBOARDSCREWS塑板螺丝（IN）C/S16PHEXMACHINEBOLTS六角全牙（正常牙）（IN）HEXMACHINEBOLTS17QCHIBOARDSCREWS塑板螺丝（MMC/S18RSTAINLESSSTEELTAPPINGSCREWS不锈钢自攻钻尾S/T/S19SSTAINLESSSTLSC

3、REWS不锈钢钻尾螺丝S/D/S20T-rAPPINGSCREWS自攻螺丝（IN）S/M/S21uBIT二号十字起子NO.2PHILLIPSBIT22V'WOODSCREWS木螺丝（MMW/S23WWOODSCREWS木螺丝（IN）W/S24XSELFTAPPINGSCREWSDINSTANDAF自攻螺丝（DIN标准）口S/T/STODIN25YDRYWALLSCREWS墙用螺丝（MMD/W/S26Z'SELFDRILLSCREWS钻尾螺丝（IN+MMS/D/S270MSETALNEOPRENEWASHER铁华司+橡胶华司METALNEOPRENEWASH281MACHINES

4、CREWS机制螺丝（IN+MMM/S293SSTAINLESSSHEETMETALSCREWS不锈钢攻牙螺丝（IN）S/T/S304MACHINESCREWS机制螺丝（MMM/S315SSPECIALSCRES特殊螺丝（通用）SPECIALSCREWS326卜HEXHEADSCREWS六角头螺丝（MMHEXHEADSCREWS33STAINLESSWOODSCREWS不锈钢木螺丝S/W/S348SSPECIALSCREWS特殊螺丝（IN）SPECIALSCREWS359DDRYWALLSCREWS高品质墙用螺丝D/W/S36aBRASSWOODSCREWS黄铜木螺丝BRASSWOODSCREW

5、SER头穴形状编码表1A#1PHILANDSQUARERECESS1号十字四角孔#1PHIL/SQ2叮#2PHILANDSQUARERECESS2号十字四角孔#1PHIL/SQ3CPHILANDSLOTRECESS十字割沟PHIL/SLOT4DTORXRECESS梅花孔TORX5二#1SQUARERECESS1号四角孔#1SQ6-#3SQUARERECESS1号四角孔#3SQ7G#1PHILLIPSRECESS1号十字孔#1PHIL8HHEXSOCKETRECESS六角孔HEXSOCKET9ONEWAYSLOTTED单项割沟ONEWAYSLOT10JPOZIANDSLOTRECESS米字割沟P

6、OZI/SLOT11K#3PHILLIPSRECESS3号十字孔#3PHIL12L#1SQUARSLOT1号四角孔割沟#1SQ/SLOT13MjSAWSLOT(MECHANICALSLOT机械割沟SAWSLOT14N#2SQUARERECESSUAB2号四角孔（UAB客户#2SQ150#0SQUARERECESS0号四角孔#0SQ16P#2PHILLPSRECESS2号十字孔#2PHIL17Q#2SQUARERECESS2号四角孔#2SQ18R1MFGRMARKSTY'头记“TY'WITHMFGRMARKSTY“19sSTRUCKSLOT直接割沟STRUCKSLOT20TPHI

7、LANDSQUARERECESS十字四角孔PHIL/SQ21#2SQUARESLOT2号四角孔割沟#2SQ/SLOT221VJ#3SQUARESLOT3号四角孔割沟#3SQ/SLOT23WMFGRMARKS307A+TY头记307A+TYWITHMFGRMARKSTY'AND“307A'24X#2PHILLIPSDIN2号十字孔（DIN标准）#2PHIL25Y#2PHILLIPSJIS2号十字孔（JIS标准）#2PHIL26ZPOZIRECESS米字孔POZIIf27-1RECESSBENOTREQUESTED无头穴形状288BS4174PHILLIPSBS4174十字孔BS4

8、174PHILL299BS1210PHILLIPSBS1210十字孔BS1210PHILL头部形状编码表I1AFLATHEAD90-92。平头90°-92°FLATHD92°2BB3INDINGHEAD绷头BINDINGHD3C'SPLITHEAD莲花头SPLITHEAD4DE3UGLEHEAD喇叭头BUGLEHD5EHHEXHEAD六角头HEXHEAD6FFLATHEAD80-82°DEGREE平头80°-82°FLATHD82°I7G-USSHEAD/FLATTOP大扁平顶头TUSSHD/FLATTOP8HIND

9、ENTEDHEXWASHERHEAD六角华司头IHWHL9WAFERHEAD平头大华司WAFERHD10JF:LATELEVATORHEAD电梯大平头FLATHD11KNDHEXFLANGEWASHERHEAD六角凸缘华司头nIHWHFLANGEWASHERH12LFLATTRIMHEAD小平头FLATTRIMHD13MPANFRAMINGHEAD小蜜蜂头PANFRAMINGHD14NBRITSHSTANDARDPANHEADBS盘头PANHD15OPANWASHERHEAD盘头华司PANWASHERHD16PPANHEAD盘头PANHD17QBUTTONHEAD钮扣头BUTTONHD18RR

10、OUNDHEAD圆头ROUNDHD19S'TRUSSHEADWASHER(FLANGE1大扁头华司(BS)FLANGEHD20TRUSSHEAD大扁头TRUSSHD21uFLATHEAD87-90°平头87°-90°FLATHD90°22V0沁HEAD椭圆头OVALHD23wROUNDWASHERHEAD圆头华司RNDWASHERHD24XNDENTED六角凹头INDHEXHD25YMODIFIEDTRUSSHEAD薄饼头MODIFIEDTRUSSHD26ZF：ILLISTERHEAD岗山头FILLISTERHD27F2UNDPANHEAD圆盘头

11、ROUNDPANHEAD28P>ANCAKEFRAMINGHEAD正平埋头PANCAKEFRAMINGHEAD292FLATHEAD100°平头100°FLATHEAD100306ORXHEADFCANGEBOLT梅花头凸缘TORXHEADFCANGADBO318RAISECHEESEHEAD扁圆顶柱头RAISECHEESEHEAD329RAISEDCHEESEHEAD平顶锥头RAISEDCHEESEHEAD33FLATHDTOIFISTNDARD平头突出高依IFIII头下形状代码表1AZLAT(OVAL)HDW/NIBS平头滚花W/NIBS2CFLAT(OVAL)H

12、EADUNDERCUT平切U/CL3D8NIBSUNDERHEAD平头8滚花W/8NIBS4EFLATHDW/5NIBS平头5滚花W/5NIBSF/V/WASHERFACE有华司面W/WASHERFACEI61WSTHSHOULDER头下有肩部W/SHOULDER7NHALFMOONNIBS半月花齿W/HALFMOONNIBS9RWITHRIBNECK颈部滚花W/RIBNECKL9S_OCKINGSERRATIN反面花齿W/LOCKSERR|10TT'ORQUEBREAKINGSERRATION(STANDARDSERRAT正N）花齿W/TORQSERR11UJNDERCUT凹切U/C

13、|12WUNDERCUTW/SERRATION凹切花齿U/CW/SERR13ZsSERRATIONPERSAMPLE头下花齿依图SERATIONPERSAMPLE14无头下形状常用螺丝头型、槽型、牙型图4>4r,(翟Cl丿岗山头（B头）平头（K头）C头銀屯SbH<a含华司台阶圆头含华丝（pwm六角含华司（HWMIO、砖*id'*LrJfc1匚M41外六角头梅花一字槽圆头（P头）梅花一字槽美国P头O头f鸟qp3盘圆含华司伞头含华司（TWMT头jBi*價）时碰八伽i伞头含华司尖尾（TWA圆头含华司一字梅花槽圆头三角牙（STP十字槽加减槽一字槽内三角槽内六角槽梅花一字槽A牙B牙M

14、牙STB牙ST牙B牙B双牙T牙MACHINESCREWS匚DescriptionPanHeadCombinationMachineScrewRoundHeadCombinationMachineScrewTrussHeadCombinationMachineScrewFlatHeadPhillipsMachineScrewUndercutFlatHeadPhillipsMachineScrewFlatHead100°PhillipsMachineScrewFillisterHeadPhillipsMachineScrewOvalHeadPhillipsMachineScrewPanH

15、eadPhillipsMachineScrewRoundHeadPhillipsMachineScrewTrussHeadPhillipsMachineScrewMATERIALZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelSIZES4-40x1/8thru1/4-20x46-32x2thru1/4-20x46-3

16、2thru1/4-202-56x1/8thru1/2-132-56x1/8thru3/8-162-56x1/8thru1/4-20x1-1/22-56x1/8thru5/16-18x24-40x1/4thru1/4-20x32-56x1/8thru3/8-16x32-56x1/4thru3/8-164-40x3/16thru3/8-16x2-1/4IndentedHexZincWasherHeadPlatedPhillipsSteelMachineScrewBindingUndercutZinc町SlottedHeadPlatedMachineScrewSteelFlatHeadZincSlo

17、ttedPlatedMachineScrewSteelUndercutZincFlatHeadPlated囁獺Slotted%;療*SteelMachineScrew沪jJLFillisterHeadZincSlottedPlatedMachineScrewSteelOvalHeadZincSlottedPlatedMachineScrewSteelPanHeadZinc-ijSrr>«?VTSitFtSlottedPlatedMachineScrewSteelRoundHeadZincSlottedPlatedi'iir£:./>i号"yMa

18、chineScrewSteel必纭TrussHeadZincSlottedPlatedwMachineScrewSteelJIndentedZincHexHeadPlated*滋忽SlottedSteelMachineScrewyQ>IndentedZincHexHeadPlatedUnslottedSteelMachineScrew4-40x1/4thru1/4-20x12-56x1/8thru1/4-20x1-1/42-56x1/8thru1/2-13x62-56x1/8thru3/8-16x1/22-56x1/8thru3/8-16x1-1/44-40x1/4thru1/4-20x

19、22-56x1/8thru3/8-16x32-56x1/8thru1/2-13x64-40x1/4thru1/2-134-40x1/4thru3/8-164-40x1/4thru3/8-16IndentedGreenHexWasherZincSlottedPlatedGroundingScrewSteelIndentedZincPlatedSteelHexWasherSlottedGroundingScrewIndentedHexWasherZincPlatedSteelSlottedMachineScrewIndentedZincPlatedSteelHexWasherUnslottedMa

20、chineScrewFlatHeadZincPlatedSteelTorx?DriveMachineScrewPanHeadZincTorx?DrivePlatedMachineScrewSteelPanHeadScrewisPhillipsZincShakeproof?PlatedSquareCone?SteelWasherBakedSemsMachineAfterScrewPlatingPanHeadPhillipsSplitLockWasherSemsMachineScrewScrewisZincPlatedSteelBakedAfterPlatingScrewisPanHeadPhil

21、lipsExternalSemsMachineScrewZincPlatedSteelBakedAfterPlatingPanHeadScrewisPhillipsZincInternalSemsPlatedMachineScrewSteel10-32x3/8and10-32x1/24-40x1/4thru3/8-16x2-1/24-40x1/4thru3/8-16x2-1/24-40x1/4thru3/8-16x24-40x1/4thru1/4-20x22-56x3/16thru1/4-20x24-40x1/4thru10-32x3/44-40x1/4thru1/4-204-40x3/16t

22、hru1/4-20x1-1/423-56x1/8thru1/4-20x1BakedAfterPlatingScrewisZincPanHeadPlatedSlotted4-40x3/16thruSteel1/4-20x1-1/4BakedExternalSemsMachineScrewAfterPlatingScrewisZincPanHeadPlatedSlotted4-40x1/4thruSteel10-32x1BakedInternalSemsMachineScrewAfterPlatingFlatHeadPhillipsMachineScrewBlackOxidePlatedSteel

23、2-56x1/8thru1/4-20x2BlackPanHeadOxide2-56x1/8thruPhillipsPlated1/4-20x2MachineScrewSteelTypesofScrewHeadsTABLE1IIA&LE2PANHEAD：Recommendedfornewdesignstoreplaceround,trussandbindingheads.Providesalowlargediameterhead,butwithcharacteristicallyhighouteredgealongthe-outerperipheryoftheheadwheredrivi

24、ngactionismosteffectiveforhightightening'torques.Slightlydifferentheadcontourwheresuppliedwithrecessedhead.FLATHEAD:Suppliedtostandarddimensionswithan80'to82'angletobeusedwherefinishedsurfacesrequireaflushfasteningunit.Thecountersunkportionoffersgoodcenteringpossibilities.ROUNDHEAD:Notre

25、commendedfornewdesign(seepanhead).Thisheadwasthemostuniversallyuseddesigninthepast.OVALHEAD:Fullyspecifiedas"ovalcountersunk",thisheadisidenticaltothestandardflathead.butpossesses.inaddition,arounded,neatappearinguppersurfaceforattractivenessofdesign.FILLISTERHEAD:The-standardovalfillister

26、headhasasmallerdiameterthantheroundhead.butishigherwithacorrespondinglydeeperslot.Thesmallerdiameterheadincreasesthepressureappliedonthesmallerareaandcanbeassembledclosetoflangesandraisedsurfaces.HeadedincounterboreddiestoInsureconcentricity,theymaybeusedsuccessfullyincounterboredholes.BINDINGHEAD(S

27、traightSide):Mostgenerallyusedinelectricalandradioworkbecauseofitsidentifyingundercutbeneaththehead,whichbindsandeliminatesfrayingofstrandedwire.Offersanattractivelydesigned,medium-lowheadwithordinarilysufficientbearingsurface.'NotordinarilyrecommendedasaPhillipsRecessedhead-seePanHeadforbetterf

28、unctionaldesign.TRUSSHEAD:Alsoknownasovenhead,stovehead,andovalbindinghead.Alow,neatappearing,largediameterheadhavingexcellentdesignqualities,andasillustratedcanbeusedtocoverlargerdiameterclearanceholesinsheetmetalwhenadditionalplayInassemblytoleranceisrequired.Suggestpanheadasasubstitute.HOLTHEAD(P

29、ATENTED):Providestheperfecttamper-proofassembly.Theft-proof-decorative,yetinexpensive.Specialdriversavailableforfieldremovalorpowerdrivenassemblymachines.ONE-WAYHEAD:Thisingenious,tamper-prooftypeofhead,onceassembledcannotberemoved.yetisdrivenwithastandardscrewdriver.Manufacturedwithamazingeconomyin

30、productivequantities,this,simpledesigncanfrequentlysolvecostlyassemblyproblem.PHILIPSFINISHINGWASHERHEAD:Designedasaneatappearanceproductfortheelectronicandappliancetradewithallthreadedstyles.WASHERHEAD:Thisdesignhasthefinishedappearanceofaconventionalroundheadpluswasherandwasoriginalitycreatedtopro

31、videextralargebearingsurfaceunderthehead.Themodern"truss"head(carriedinstock)normallyanswersthispurpose.Whena.largerdiameterisrequiredthiswasherheadisrecommended.FLATANDOVALHEADS(UNDERCUTI:ThisIsthestandardflatorovalheadSO'to82'countersunkscrewwhichhasthelowerone-thirdofthecounters

32、unkportionremovedtofacilitateproductionofextremelyshortlengths.AsIllustrated,itwillfitastandardcounterboredholeandIsparticularlyadaptabletoflushassembliesinthinstock.FLATHEAD(100'COUNTERSUNK):Thisspecialflatheadscrewhasbeendevelopedforapplicationsrequiringflushsurfaces,andisrecommendedforuseInso

33、ftmaterials.todistributepressureoveralargerandlessangularsurface.Verywelladaptedforusewiththinaluminum,softplastics,etc.SQUARESHOULDERSCREWS:OfAnadaptationofthestandardcarriageboltdesign.Possessesatrussheadonasquareshankwhichresistsrotationwhenlocatedor,drivenintoplace.Thissquareshouldermayalsobesta

34、kedIntoplaceasapermanentfastener.Agreatmanyvarietiesinallscrewdiametersareavailableinproductivequantities.FlatHeadstylestakefulladvantageoftheself-centeringfeatureofthecountersunkportionandprovideasmooth,flushoutersurface.Type"T"(Overlug)Forapplicationsrequiringsmooth,finishedoutersurfaces

35、.Undersurfaceofheadisdesignedforperfectelectrodecontact.INDENTEDHEXAGON:Aninexpensivewrenchheadfastenermadetostandardhexagonheaddimensions.ThehexIscompletelycoldupsetinacounterboreddieandpossessesanIdentifyingdepressionInthetopsurfaceofthehead.INDENTEDHEXAGONWASHERHEAD:Producedinthesamemannerasthest

36、andardIndentedhexagonheadbutwithawashersectionatthebaseoftheheadtoprotectthefinishoftheassemblyfromwrenchdisfigurement.ACORNHEAD(fullundercut#averyneatappearingtrimscrewforapplianceapplication-excellentwrenchsurfaces.HEXAGONHEAD仃RIMMED):Thisisthestandardtypeofwrench-appliedhexagonhead,characterizedbyc