(完整版)螺丝分类命名及编码

1、品名代号对照表1ATAPPINGSCREWS自攻螺丝（MM）S/T/S2BHEXTAPBOLTS六角螺栓（全牙）HEXTAPBOLT3CHEXCAPSCREWS（有华司面）六角螺丝HEXCAPSCREWS4DDRYWALLSCREWS墙用螺丝（IN+MM）D/W/S5ETAPPINGSCREWS自攻螺丝S/T/S6FDRYWALLSCREWS墙用螺丝（IN）D/W/S7GSELFDRILLSCREWS(TEKSCREW)钻尾螺丝（MM）S/D/S8HSELFDRILLINGSCREWS澳洲钻尾螺丝SELFDRILLINGSCREWS9IBOLTS螺栓BOLT10JDRYWALLSCREWS澳洲

2、墙用螺丝DRYWALLSCREWS11KSELFTAPPINGSCREWS澳洲攻牙螺丝SELFTAPPINGSCREWS12LSELFDRILLSCREWS(TEKSCREW)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（MM）C/S18RSTAINLESSSTEELTAPPINGSCREWS不锈钢自攻钻尾S/T/S19SSTAINLES

3、SSTLSCREWS不锈钢钻尾螺丝S/D/S20TTAPPINGSCREWS自攻螺丝（IN）S/M/S21UBIT二号十字起子NO.2PHILLIPSBIT22VWOODSCREWS木螺丝（MM）W/S23WWOODSCREWS木螺丝（IN）W/S24XSELFTAPPINGSCREWSDINSTANDARD自攻螺丝（DIN标准）S/T/STODIN25YDRYWALLSCREWS墙用螺丝（MM）D/W/S26ZSELFDRILLSCREWS钻尾螺丝（IN+MM）S/D/S270METALNEOPRENEWASHER铁华司+橡胶华司METALNEOPRENEWASHER281MACHINESC

4、REWS机制螺丝（IN+MM）M/S293STAINLESSSHEETMETALSCREWS不锈钢攻牙螺丝（IN）S/T/S304MACHINESCREWS机制螺丝（MM）M/S315SPECIALSCRES特殊螺丝（通用）SPECIALSCREWS326HEXHEADSCREWS六角头螺丝（MM）HEXHEADSCREWS337STAINLESSWOODSCREWS不锈钢木螺丝S/W/S348SPECIALSCREWS特殊螺丝（IN）SPECIALSCREWS359DRYWALLSCREWS高品质墙用螺丝D/W/S36aBRASSWOODSCREWS黄铜木螺丝BRASSWOODSCREWS头

5、穴形状编码表1A#1PHILANDSQUARERECESS1号十字四角孔#1PHIL/SQ2B#2PHILANDSQUARERECESS2号十字四角孔#1PHIL/SQ3CPHILANDSLOTRECESS十字割沟PHIL/SLOT4DTORXRECESS梅花孔TORX5E#1SQUARERECESS1号四角孔#1SQ6F#3SQUARERECESS1号四角孔#3SQ7G#1PHILLIPSRECESS1号十字孔#1PHIL8HHEXSOCKETRECESS六角孔HEXSOCKET9IONEWAYSLOTTED单项割沟ONEWAYSLOT10JPOZIANDSLOTRECESS米字割沟POZI

6、/SLOT11K#3PHILLIPSRECESS3号十字孔#3PHIL12L#1SQUARSLOT1号四角孔割沟#1SQ/SLOT13MSAWSLOT(MECHANICALSLOT)机械割沟SAWSLOT14N#2SQUARERECESS(UAB)2号四角孔（UAB）客户#2SQ15O#0SQUARERECESS0号四角孔#0SQ16P#2PHILLPSRECESS2号十字孔#2PHIL17Q#2SQUARERECESS2号四角孔#2SQ18RMFGRMARKS“TY”头记“TY”WITHMFGRMARKS“TY“19SSTRUCKSLOT直接割沟STRUCKSLOT20TPHILANDSQU

7、ARERECESS十字四角孔PHIL/SQ21U#2SQUARESLOT2号四角孔割沟#2SQ/SLOT22V#3SQUARESLOT3号四角孔割沟#3SQ/SLOT23WMFGRMARKS307A+TY头记307A+TYWITHMFGRMARKS“TY”AND“307A”24X#2PHILLIPSDIN2号十字孔（DIN标准）#2PHIL25Y#2PHILLIPSJIS2号十字孔（JIS标准）#2PHIL26ZPOZIRECESS米字孔POZI27一RECESSBENOTREQUESTED无头穴形状288BS4174PHILLIPSBS4174十字孔BS4174PHILL299BS1210P

8、HILLIPSBS1210十字孔BS1210PHILL头部形状编码表1AFLATHEAD90°-92°平头90°-92°FLATHD92°2BBINDINGHEAD绷头BINDINGHD3CSPLITHEAD莲花头SPLITHEAD4DBUGLEHEAD喇叭头BUGLEHD5EHEXHEAD六角头HEXHEAD6FFLATHEAD80°-82°DEGREE平头80°-82°FLATHD82°7GTUSSHEAD/FLATTOP大扁平顶头TUSSHD/FLATTOP8HINDENTEDHEXWAS

9、HERHEAD六角华司头IHWH9IWAFERHEAD平头大华司WAFERHD10JFLATELEVATORHEAD电梯大平头FLATHD11KINDHEXFLANGEWASHERHEAD六角凸缘华司头IHWHFLANGEWASHERHD12LFLATTRIMHEAD小平头FLATTRIMHD13MPANFRAMINGHEAD小蜜蜂头PANFRAMINGHD14NBRITSHSTANDARDPANHEADBS盘头PANHD15OPANWASHERHEAD盘头华司PANWASHERHD16PPANHEAD盘头PANHD17QBUTTONHEAD钮扣头BUTTONHD18RROUNDHEAD圆头R

10、OUNDHD19STRUSSHEADWASHER(FLANGEHD)大扁头华司(BS)FLANGEHD20TTRUSSHEAD大扁头TRUSSHD21UFLATHEAD87°-90°平头87°-90°FLATHD90°22VOVALHEAD椭圆头OVALHD23WROUNDWASHERHEAD圆头华司RNDWASHERHD24XINDENTED六角凹头INDHEXHD25YMODIFIEDTRUSSHEAD薄饼头MODIFIEDTRUSSHD26ZFILLISTERHEAD岗山头FILLISTERHD270ROUNDPANHEAD圆盘头ROUN

11、DPANHEAD281PANCAKEFRAMINGHEAD正平埋头PANCAKEFRAMINGHEAD292FLATHEAD100°平头100°FLATHEAD100°306TORXHEADFCANGEBOLT梅花头凸缘TORXHEADFCANGADBOLT318RAISECHEESEHEAD扁圆顶柱头RAISECHEESEHEAD329RAISEDCHEESEHEAD平顶锥头RAISEDCHEESEHEAD33FLATHDTOIFISTNDARD平头突出高依IFI头下形状代码表1AFLAT(OVAL)HDW/NIBS平头滚花W/NIBS2CFLAT(OVAL)H

12、EADUNDERCUT平切U/C3D8NIBSUNDERHEAD平头8滚花W/8NIBS4EFLATHDW/5NIBS平头5滚花W/5NIBS5FW/WASHERFACE有华司面W/WASHERFACE6IWITHSHOULDER头下有肩部W/SHOULDER7NHALFMOONNIBS半月花齿W/HALFMOONNIBS8RWITHRIBNECK颈部滚花W/RIBNECK9SLOCKINGSERRATIN反面花齿W/LOCKSERR10TTORQUEBREAKINGSERRATION(STANDARDSERRATION)正面花齿W/TORQSERR11UUNDERCUT凹切U/C12WUND

13、ERCUTW/SERRATION凹切花齿U/CW/SERR13ZSERRATIONPERSAMPLE头下花齿依图SERATIONPERSAMPLE14无头下形状常用螺丝头型、槽型、牙型图岗山头（B头）平头（K头）C头含华司台阶圆头含华丝（PWM）六角含华司（HWM）外六角头梅花一字槽圆头（P头）梅花一字槽美国P头0头盘圆含华司伞头含华司（TWM）T头伞头含华司尖尾（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STB牙ST牙B双牙MACHINESCREWSDescriptionPanHeadCombinationMachineScrewRo

14、undHeadCombinationMachineScrewTrussHeadCombinationMachineScrewFlatHeadPhillipsMachineScrewUndercutFla,tHeadPhillipsMachineScrewFlatHead100°PhillipsMachineScrewFillisterHeadPhillipsMachineScrewOvalHeadPhillipsMachineScrewPanHeadPhillipsMachineScrewRoundHeadPhillipsMachineScrewTrussHeadPhillipsMa

15、chineScrewMATERIALZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteelSIZES4-40x1/8thru1/420x46-32x2thru1/4-20x46-32thru1/4-202-56x1/8thru1/2-132-56x1/8thru3/8-162-56x1/8thru1/4-20x1-1/22

16、-56x1/8thru5/16-18x24-40x1/4thru1/4-20x32-56x1/8thru3/8-16x32-56x1/4thru3/8-164-40x3/16thru3/8-16x2-1/4IndentedHexWasherHeadPhillipsMachineScrewZincPlatedSteel4-40x1/4thru1/420x1BindingUndercutSlottedHeadMachineScrewZincPlatedSteel2-56x1/8thru1/4-20x1-1/4FlatHeadSlottedMachineScrewZincPlatedSteel2-5

17、6x1/8thru1/2-13x6UndercutFlatHeadSlottedMachineScrewZincPlatedSteel2-56x1/8thru3/8-16x1/2FillisterHeadSlottedMachineScrewZincPlatedSteel2-56x1/8thru3/8-16x1-1/4OvalHeadSlottedMachineScrewZincPlatedSteel4-40x1/4thru1/4-20x2PanHeadZincSlottedPlatedMachineScrewSteel2-56x1/8thru3/8-16x3RoundHeadSlottedM

18、achineScrewZincPlatedSteel2-56x1/8thru1/2-13x6TrussHeadZincSlottedPlatedMachineScrewSteelIndentedZincHexHeadPlatedSlottedSteelMachineScrewIndentedZincHexHeadPlatedUnslottedSteelMachineScrew4-40x1/4thru1/2-134-40x1/4thru3/8-164-40x1/4thru3/8-16IndentedHexWasherSlottedGroundingScrewIndentedHexWasherSl

19、ottedGroundingScrewIndentedHexWasherSlottedMachineScrewIndentedHexWasherUnslottedMachineScrewGreenZincPlatedSteelZincPlatedSteelZincPlatedSteelZincPlatedSteel10-32x3/8and10-32x1/24-40x1/4thru3/8-16x2-1/24-40x1/4thru3/8-16x2-1/24-40x1/4thru3/8-16x2FlatHeadTorx®DriveMachineScrewPanHeadTorx®D

20、riveMachineScrewPanHeadPhillipsShakeproof®SquareCone®WasherSemsMachineScrewPanHeadPhillipsSplitLockWasherSemsMachineScrewPanHeadPhillipsExternalSemsMachineScrewPanHeadPhillipsInternalSemsMachineScrewZincPlatedSteelZincPlatedSteelScrewisZincPlatedSteelBakedAfterPlatingScrewisZincPlatedSteel

21、BakedAfterPlatingScrewisZincPlatedSteelBakedAfterPlatingScrewisZincPlatedSteel4-40x1/4thru1/4-20x22-56x3/16thru1/4-20x24-40x1/4thru10-32x3/44-40x1/4thru1/4-204-40x3/16thru1/4-20x1-1/423-56x1/8thru1/4-20x1PanHeadSlottedExternalSemsMachineScrewPanHeadSlottedInternalSemsMachineScrewFlatHeadPhillipsMach

22、ineScrewPanHeadPhillipsMachineScrewBakedAfterPlatingScrewisZincPlatedSteelBakedAfterPlatingScrewisZincPlatedSteelBakedAfterPlatingBlackOxidePlatedSteelBlackOxidePlatedSteel4-40x3/16thru1/420x11/44-40x1/4thru10-32x12-56x1/8thru1/4-20x22-56x1/8thru1/4-20x2TypesofScrewHeadsT4.&LE2PANHEAD：Recommende

23、dfornewdesignstoreplaceround,trussandbindingheads.Providesalowlargediameterhead,butwithcharacteristicallyhighouteredgealongthe-outerperipheryoftheheadwheredrivingactionismosteffectiveforhightightening'torques.Slightlydifferentheadcontourwheresuppliedwithrecessedhead.FLATHEAD：Suppliedtostandarddi

24、mensionswithan80'to82'angletobeusedwherefinishedsurfacesrequireaflushfasteningunit.Thecountersunkportionoffersgoodcenteringpossibilities.ROUNDHEAD:Notrecommendedfornewdesign(seepanhead).Thisheadwasthemostuniversallyuseddesigninthepast.°VALHEAD:Fullyspecifiedas"ovalcountersunk"

25、,thisheadisidenticaltothestandardflathead.butpossesses.inaddition,arounded,neatappearinguppersurfaceforattractivenessofdesign.FILLISTERHEAD：The-standardovalfillisterheadhasasmallerdiameterthantheroundhead.butishigherwithacorrespondinglydeeperslot.Thesmallerdiameterheadincreasesthepressureappliedonth

26、esmallerareaandcanbeassembledclosetoflangesandraisedsurfaces.HeadedincounterboreddiestoInsureconcentricity,theymaybeusedsuccessfullyincounterboredholes.B|ND|NGHEAD(StraightSide):Mostgenerallyusedinelectricalandradioworkbecauseofitsidentifyingundercutbeneaththehead,whichbindsandeliminatesfrayingofstr

27、andedwire.Offersanattractivelydesigned,medium-lowheadwithordinarilysufficientbearingsurface.'NotordinarilyrecommendedasaPhillipsRecessedhead-seePanHeadforbetterfunctionaldesign.TRUSSHEAD：Alsoknownasovenhead,stovehead,andovalbindinghead.Alow,neatappearing,largediameterheadhavingexcellentdesignqua

28、lities,andasillustratedcanbeusedtocoverlargerdiameterclearanceholesinsheetmetalwhenadditionalplayInassemblytoleranceisrequired.Suggestpanheadasasubstitute.HOLTHEAD(PATENTED):Providestheperfecttamper-proofassembly.Theft-proof-decorative,yetinexpensive.Specialdriversavailableforfieldremovalorpowerdriv

29、enassemblymachines.ONE-WAYHEAD：Thisingenious,tamper-prooftypeofhead,onceassembledcannotberemoved.yetisdrivenwithastandardscrewdriver.Manufacturedwithamazingeconomyinproductivequantities,this,simpledesigncanfrequentlysolvecostlyassemblyproblem.PHILIPSFINISHINGWASHERHEAD：Designedasaneatappearanceprodu

30、ctfortheelectronicandappliancetradewithallthreadedstyles.WASHERHEAD：Thisdesignhasthefinishedappearanceofaconventionalroundheadpluswasherandwasoriginalitycreatedtoprovideextralargebearingsurfaceunderthehead.Themodern"truss"head(carriedinstock)normallyanswersthispurpose.Whena.largerdiameteri

31、srequiredthiswasherheadisrecommended.FLATANDOVALHEADS(UNDERCUTI:ThisIsthestandardflatorovalheadSO'to82'countersunkscrewwhichhasthelowerone-thirdofthecountersunkportionremovedtofacilitateproductionofextremelyshortlengths.AsIllustrated,itwillfitastandardcounterboredholeandIsparticularlyadaptab

32、letoflushassembliesinthinstock.FLATHEAD(100'COUNTERSUNK):Thisspecialflatheadscrewhasbeendevelopedforapplicationsrequiringflushsurfaces,andisrecommendedforuseInsoftmaterials.todistributepressureoveralargerandlessangularsurface.Verywelladaptedforusewiththinaluminum,softplastics,etc.SQUARESHOULDERS

33、CREWS:Anadaptationofthestandardcarriageboltdesign.Possessesatrussheadonasquareshankwhichresistsrotationwhenlocatedor,drivenintoplace.ThissquareshouldermayalsobestakedIntoplaceasapermanentfastener.Agreatmanyvarietiesinallscrewdiametersareavailableinproductivequantities.FlatHeadstylestakefulladvantage

34、oftheself-centeringfeatureofthecountersunkportionandprovideasmooth,flushoutersurface.Type"T"(Overlug)Forapplicationsrequiringsmooth,finishedoutersurfaces.Undersurfaceofheadisdesignedforperfectelectrodecontact.INDENTEDHEXAGON:Aninexpensivewrenchheadfastenermadetostandardhexagonheaddimension

35、s.ThehexIscompletelycoldupsetinacounterboreddieandpossessesanIdentifyingdepressionInthetopsurfaceofthehead.INDENTEDHEXAGONWASHERHEAD:ProducedinthesamemannerasthestandardIndentedhexagonheadbutwithawashersectionatthebaseoftheheadtoprotectthefinishoftheassemblyfromwrenchdisfigurement.ACORNHEAD(fullundercuti：averyneatappearingtrimscrewforapplianceapplication-excellentwrenchsurfaces.HEXAGONHEAD(TRIMMED):Thisisthestandardtypeofwrench-appliedhexagonhead,characterizedbyclean,sharpcorner