钢号对照表 非常详细

DFD钢号对照快速查阅序号钢的牌号与国内相对应的牌号钢类312003T8CR工具钢412067T10CR1工具钢6120834CR14MOV8121016CRSIMN工具钢9121622CR1MN1工具钢10122083CRV工具钢1112210T11CRV工具钢1212235T8CRV工具钢1312241CR1MNV工具钢15123114CR2MN1MO工具钢17123164CR15MO工具钢18123235CR2MOV工具钢19123284CR2MNMOV工具钢20123434CR5MOSIMNV1工具钢21123444CR5MO1V1工具钢22123444CR5MOSIV1工具钢2312346CR12W24123653CR3MO3V工具钢2512376CR12MO1V1工具钢26123783CR2NIMO2712379CR12MO1V1工具钢2812419CR1W1工具钢3012510100MNCRW43212519CR1W1V工具钢33125506CRW2V工具钢3412601CR12WMOV工具钢35127136CRNI1MNMOV工具钢361271455CRNIMOV结构钢38127384CR2NI1MN1MO工具钢39127642CR1NI4MO工具钢41128266CRSIMN工具钢4212838T14V3工具钢43128429CRMN2工具钢4413333CR4MO3W3V3工具钢4513348CR4MO9W2V2工具钢4613505GCR15轴承钢48145710CR17NI12MO2TINI不锈491592020CR2NI2结构钢501658715CR2NI2MO工具钢512011CR17MN9NI4NNI不锈55303Y1CR18NI9NI不锈573051CR18NI12NI不锈6240635SIMNCRMOV高强钢634090CR12NBCR不锈644101CR13CR不锈674222CR12NIMO1W1VCR不锈684301CR17CR不锈694311CR17NI2CR不锈714460CR24CR不锈7364880CRMN结构钢7467530CRNI3MOV高强钢7569570CRMN结构钢7671035CRMNNI2MOV高强钢7771836CR2NI1MN1MO7884005CRNI2MNMO高强钢7984009MNCRNIMO结构钢8090216MNTI高强钢8192516CRNI3MO结构钢8298010CRNI4MOV高强钢83101820结构钢84102020结构钢85102220MN结构钢86103030结构钢87104545结构钢881214Y12结构钢89152220MN结构钢9040170CR17NICR不锈91403735MNMO结构钢92411820CRMO结构钢93413030CRMO高强钢94413535CRMO结构钢95414042CRMO结构钢96432020CRNIMO结构钢97434040CRNI2MO高强钢98511515CR结构钢99512020CR结构钢100513030CR结构钢101513535CR结构钢102514040CR结构钢103515050CR结构钢104863030CRNIMO结构钢105866060CRNIMNMO结构钢106874040CRNIMO结构钢107926060SI2MN弹簧钢1084438600CR21NI7MN9NNI不锈10952100GCR15轴承钢110070M2018MNS结构钢111070M5550MN结构钢112070M5552MNS结构钢113080M4040MN结构钢114080M4042MNS结构钢11509MNNID10MNNI结构钢11612343EFS4CR5MO1SIV工具钢118100CR6GCR15轴承钢119102CR6T10CR工具钢120105VT10V工具钢12113X15H4AM31CR15NI4MO3NNI不锈12214NICR1414CRNI4结构钢123155PH0CR15NI5CU4NBNI不锈12415B36CR35CRMN结构钢12515B36CR35MN2CRTIB结构钢12615B36M35MN2TIB结构钢12715B41H12815CDV615CRMNMOV高强钢12915CR315CR结构钢13015CRNI615CRNI2结构钢13115X162AM2CR16NI2MONCR不锈13216CRMO415CRMO结构钢13316MNCR516CRMNS结构钢13416MNCRS5G16CRMN结构钢13516NCD1316NI3CRMOE高强钢13616NICRMO1216CRNI3MO结构钢13817CRNIMO617CR2NI2MO结构钢13918CD420CRMO结构钢14018CRNI818CR2NI2结构钢14118CRNIMO7618CRNIMO结构钢14218NC1618CRNI4A高强钢14318NI00NI18CO8MO5TIAL高强钢14418NICRMO7/6BG18CRNIMO结构钢14518X18H9T1CR18NI9TINI不锈14619CN519CRMNNI结构钢14719CRNI519CRNI结构钢1481E066935MNB结构钢1491E188320结构钢1501E95940MN结构钢151200CU0CR13NI2MN12CU2CR不锈152201B0CR17NI4MN8CU2NI不锈153201C0CR17NI6MN6CUNNI不锈158204CU0CR16NI2MN8CU3CR不锈15920CR420CR结构钢16020CRHM20CRMN结构钢16120MNCR520CRMNS结构钢16220MNCR5H20MNCRH结构钢16320MOCR4E20CRMO结构钢164214N5CR21MN9NI4NNI不锈16521CRMO1021CRMO2结构钢16621CRMOV51120CR2MO1V结构钢16721MNCR52CRMN工具钢168238N3CR23NI8NNI不锈16923CRNIMO74725CR2NI2MO结构钢17024CRMOV5524CRMOV结构钢17125CRMO425CRMO结构钢17225MNCR525CRMNS结构钢17327CD427CRMNMOSN结构钢17428MNCR528CRMNS结构钢175300M40SIMNCRNI2MOV高强钢176302HQA00CR18NI9CU3NI不锈178302TH1CR18NI9NI不锈179303CUY1CR18NI9CU2NI不锈184304EN0CR18NI6MN3CUNNI不锈185304ES0CR15NI6CU2NI不锈188304HC0CR19NI9CU2NI不锈191304HCT00CR19NI9CU3NI不锈194304M40CR19NI9MN2NI不锈195304N0CR18NI8MN3NNI不锈196305J100CR19MN2NI13NI不锈197305M00CR18NI11NI不锈19830CD1230CR3MOV高强钢19930CRHM30CRMN结构钢20030NCD1630NI4CRMO高强钢203316LN00CR17NI14MO2NNI不锈20431CRMOV931CR3MOV结构钢20632CDV1332CR3MOV高强钢20732CRMOV12283CR3MO3V工具钢20833MN2V30MN2V结构钢20934CR435CR结构钢21034CRMO435CRMO结构钢21135CRMO73CR2MO工具钢21235NCD1635CR2NI4MO高强钢21337CRS4HL35MNCRS结构钢21437MN537MN结构钢21538CRCOWV18174CR5W4MOV2CO4工具钢17216406A32SIMNCRMOV高强钢217409CB00CR12NBCR不锈218409L00CR12NBCR不锈219409M0CR12NBCR不锈22140CRMO442CRMO结构钢22240CRNIMO740CRNI2MO结构钢22340CRNIMOA40CR2NIMO结构钢225410HMO1CR13MOCR不锈227410LSI00CR14SICR不锈228410LSIMO0CR14SIMOCR不锈231410S0CR13CR不锈2324140M35CRMOA结构钢23441CR440CR结构钢235420C3CR13MOCR不锈237420J23CR13CR不锈23842CRMO440CRMNMO结构钢23942MNMO745MN2MO结构钢240430F00CR17CR不锈241430F100CR18SCR不锈242430FR00CR17MOSCR不锈243430FR100CR17MOSCR不锈244430FRHMO00CR17MOSCR不锈245430FT00CR18SCR不锈251430LNB00CR17NBCR不锈256439TI00CR18TICR不锈25945NICRMO164C2NI4MO工具钢26046CR245CR结构钢26150CRMO450CRMO结构钢26250CRMOV13155CR3MO1V工具钢26350CRV450CRV弹簧钢26450WCRV85CRW2SIV工具钢26551CRMOV450CRMNMOV弹簧钢26654SICR655SICR弹簧钢26755CR355CR弹簧钢26855NICRMOV75CRNI2MOV工具钢26960M60MN高强钢27060SI2CRVAT60SI2CRVA弹簧钢27160SI2MNAT60SI2MNA弹簧钢27260WCRV86CRW2SIV工具钢27361SICR7274648、695GCR9轴承钢27670MNMOCR87CRMN2MO工具钢2778620H20MNCRNIMO结构钢2788620RH20CRNIMO结构钢2798627H27CRNIMOH结构钢28086CRMOV79CR2MOV工具钢281907AH04MNNI2TIVNB结构钢28290MNCRV89CRMN2V工具钢283921A10CRNI3MOV高强钢284922A10NI3MOVCU高强钢285925A16CRNI3MO结构钢28695MNWCR59CRMNWV工具钢2879SMN2810MN结构钢288A10SIMN2NI2MO2工具钢289A10023CO13NI14CR3MO1高强钢290A10520MN结构钢291A12CR5MO1V工具钢293A182F1215CRMO结构钢294A182F5100CR22NI6MO3NI不锈295A2CR5MO1V工具钢296A26625MN结构钢297A266CL220MN结构钢298A3CR5MO1V1工具钢299A350LF220MN2结构钢300A4CR2MN2MO1工具钢302A5CR1MN2MO1工具钢303A50220MN2结构钢304A67CR1MN2MO1工具钢305A7CR5W1MO1V5工具钢306A85CR5W1MO1SI工具钢307A8MOD25CR8MOSIV工具钢308A95CR5NI2MO2SIV1工具钢309ADF142CRMOVNB结构钢310AE4140R142CRMO结构钢311AF141016CO14NI10CR2MO高强钢312AF7055结构钢313AISI4101CR13CR不锈314AISI102220结构钢315AISI104545结构钢316AISI155250MN结构钢318AISI4161CR13SCR不锈319AMS64540CRNI2MO高强钢320ASB25N20CR结构钢321ASTMA4851GCR15轴承钢322ASTMA4852GCR15SIMN轴承钢323ASTMA4853GCR15MO轴承钢324ASTMA4854GCR15MO轴承钢326ASTMA276S4150000CR13NI5MONI不锈327ASTMS347000CR18NI11NBNI不锈328B31500CR20NI25MO5CU2NBNRENI不锈329B50A7890CR15NI7CU2MONBNI不锈330B5F4K242CRMO结构钢331BCR012CRNIMOV工具钢332BGS8CR5MO1SIV结构钢333BM2W6MO5CR4V2工具钢334BZ15LG22MNSI2NICRMO结构钢335BZ20C20MN2SICRMOV结构钢336C104545结构钢337C300NI18CO9MO5ALTI高强钢338C3838MNVS结构钢339C38N238MN2SINS结构钢340C38N238MN2SINS结构钢341C4345结构钢342C4545结构钢343C4850结构钢344C70S670MNCRV结构钢345C70VNB70VNB结构钢346CC19CR2MOV工具钢347CC29CR2MO工具钢348CC39CR2工具钢349CF5355结构钢350CF53C50结构钢351CGB100CR13CO13NI4MO5TINI不锈352CK3535结构钢353CK45N45结构钢354CK53CR55MN结构钢355CM3535结构钢359D2M1CR12MO1V工具钢360D2VCR12MO1V1工具钢361D3CR12工具钢363D4CR12MO1V1工具钢364D406A30SIMNCRMOV高强钢365D40712MN2SICRMOTIB结构钢366D40825CRMOA结构钢367D40916MN2CRMOVTI结构钢368D41040SIMNVN结构钢369D411F40MNV结构钢370D5CR12MO1CO3工具钢372D60506MN12NI11结构钢373D6590CR18NI12MO3NI不锈374D6600CR18NI19MO5NI不锈375D6610CR18MN9NI5NNI不锈376D6621CR17MN15NI2NCR不锈377D6632CR15MN15NI2NCR不锈378D6640CR19NI9MN2NNI不锈379D6650CR18NI9CU2NI不锈380D66600CR18NI9CU3NI不锈383D667G0CR15MN13NICU3NCR不锈384D667T0CR13MN13NICU2CR不锈387D66900CR13MN17NICU2CR不锈388D6AC45CRNIMO1V高强钢389D7CR12MO1V4工具钢390DAC4CR5MOSIVS工具钢391DC53CR8SIMO2V工具钢392DF30845CRNIMOV结构钢394DFH15CR9SI3CR不锈395DFH115CR8SI2CR不锈396DGSG50MN2SITIB结构钢397DM2CR12MONB工具钢398DMSD2MS1CR12MO1V1CO工具钢399DQ25CM25CRMO结构钢400DR135CRMNWSI工具钢401DR35CR1NI4MO1V工具钢402DSCM41919CRMO结构钢404DSCM436H36CRMO结构钢405DSR7B6CR13MOCR不锈406DT30030SI2MNCRNI5MO高强钢407DX0016CR13MOCR不锈408DXF9CR3工具钢409DY105T9稀土工具钢410E80T1K2H06SIMNMONI2S结构钢411EN36A15CRNI3结构钢415ER308LHSI00CR20NI10MN2NI不锈417ER3090CR24NI13MN2NI不锈418ER309L00CR24NI13MN2NI不锈419ER309LHSI00CR24MN2NI13SINI不锈420ER3101CR26NI21MN2NI不锈430ER55B2H10CR1MN1SIMO结构钢431ER55B2MN10MNCRMO结构钢432ER55B2MNV10MNCRMOV结构钢433ER62B3H10CR2MN1SIMO1结构钢437ER70S2H05SIMNTI结构钢440EX5518CRMNNI2MO结构钢441EZ12CNDV121CR12NI3MOVENI不锈442F1W2工具钢443F10800CR14NI6MO2ALNBNI不锈444F1115CRMO结构钢445F11200CR15NI6NBNI不锈446F1441CR12NI3MOVNNI不锈447F15100CR10NI10NI不锈448F15312CR2NIWV高强钢449F15428CR3NISIMOWVA结构钢450F15625SICRNIWV高强钢451F1637CR17MOCR不锈452F1650CR14NI5MO2CU2NBNI不锈453F1722CR13SCR不锈454F17315CRNI2高强钢455F17520NI9CO5MO2CR2V高强钢456F2CRW4工具钢457F20616CO14NI10CR2MO高强钢458F20740SIMNCRNI2MOV高强钢459F2212CR2MO1结构钢460F3040CR19NI9NI不锈461F304L00CR19NI11NI不锈462F3101CR26NI21NI不锈463F3160CR17NI12MO2NI不锈464F316L00CR17NI12MO2NI不锈465F3210CR18NI9TINI不锈466F51CR5MONI不锈467F521CR12工具钢468F522CRWMN工具钢469F60125MNCRNIMO结构钢470F60445CR1NIMOV结构钢471F60545CR1NI1MOVNB结构钢472F91CR9MO1NI不锈473F91130CRNIMNMONB结构钢474FAS222525MN2CRVS结构钢475FAS222626CRMN2V结构钢476FAS223030CRMN2V结构钢477FAS223636CRMN2V结构钢478FAS223838MNVS结构钢479FAS2271H70MNCRV结构钢480FAS3122H20CRMNTIH结构钢481FAS3220H20CRMNMOH结构钢482FAS3221H21CRMOH结构钢483FAS3224H23CRNIMOH结构钢484FAS3225H22CRMOH结构钢485FAS3226H22CRMOH结构钢486FAS355050CRMNMOVNB弹簧钢487FBLK9CR3MO工具钢496FGSG47MN2SI2TIB工具钢497FH100AT10A工具钢498FS1364CR13VCR不锈499FT613CR2MO工具钢500FT623CR2NIMNMO工具钢501FV520B0CR14NI5MOCUNBNI不锈502G60NIH08MN2NIMOTI结构钢503GC1118CRMN2MOBA结构钢504GCR13WCR13W轴承钢505GHS70H08MN2NIMO结构钢506GHS77H06MNCRNI3MOV结构钢508GHS80H06MN2CRNI2MOTI结构钢509H104CR3MO2SIV工具钢510H114CR5MOSIV工具钢511H1134CR5MOSIV1工具钢513H11CRMO45H10MNCRMO结构钢514H124CR5WMOVSI工具钢515H134CR5MOSIV1工具钢517H13ESR4CR5MOSIV1工具钢518H13L4CR5MOSIV1工具钢519H144CR5W5SI工具钢520H194CR4W4MOV2CO4工具钢521H213CR3W8V工具钢522H223CR3W11V工具钢523H233CR12W12V1工具钢524H245CR3W15V工具钢525H253CR4W15V工具钢526H265CRW18V1工具钢527H30545CRNI1MOV结构钢528H3080CR20NI10MN2NI不锈529H308L00CR20NI10MN2NI不锈530H3090CR24NI13MN2NI不锈531H309L、00CR24NI13MN2NI不锈532H309L00CR24MN2NI13NI不锈533H3130CRMNSINI2高强钢534H3160CR19NI12MO2MNNI不锈535H316L00CR19NI12MO2MNNI不锈536H417CR4W2MO9V1工具钢537H426CR4W6MO5V2工具钢538H436CR4MO8V2工具钢539H430LNB00CR17NBCR不锈540H651H08MNCRNI2MO结构钢541H651JH04MNCRNI2MO结构钢542H65210MNSIMOTI结构钢544HAB17CR2WMOSIV工具钢546HD30740CRNI2MOVNB结构钢547HD30945CRNI2MOSIVNB结构钢548HT16CR4MO3NI2WV工具钢549HT1H07MNSICRNICU结构钢550HT2H07MNCRNICU结构钢551HZ102F20CRNIMOV结构钢552HZS60BH00NI3MOB结构钢553IE002840MNB结构钢554IE95940MNS结构钢562JFT9AT9工具钢563JISSUS420J23CR13CR不锈564JS021H08MN2CRMO结构钢565JS022H08MN2CRMOV结构钢566JS07108MN2NITI结构钢567JS07306MN2NIMO结构钢568JS08H08CRMOVA结构钢569JS1012MN2NIMO结构钢570JS80H05MN2NI2CRMO高强钢571K11C64AR52CR11NIMOVNBNCR不锈572K11C87AR01CR12MOCR不锈573K403NI合金特冶574KB100CR6GCR15轴承钢575KPR100AET10A工具钢576KRC14MOD20CRNIMOV工具钢577L29CRV工具钢578L3CR2MNV工具钢579L65CRNIMO工具钢580LF220MN2结构钢581LN172CR17NI2工具钢582LTP2045SIMNV2结构钢583LZT25CRMO4结构钢584M2W6MO5CR4V2工具钢585M50C50结构钢586MA20MN23AL2VCR不锈587MC38CR5NIMOV工具钢588MC3A9CR3NIMOV工具钢589MC3B9CR3NIMOV工具钢590MC3CCR3NIMOSIV工具钢591MC59CR5NIMOV工具钢592MC5A8CR5MIMOV工具钢593MS113012CRMO结构钢594MTB10AA1CR10CO3W2MOVNBTANBCR不锈595MTS15320CRMNS结构钢596NAK8010NI3MNCUAL工具钢598O11CRWMNV工具钢599O29MN2工具钢600O4CR8WMO2V2SI工具钢601O6SIMNMO工具钢602O7CRMNW2V工具钢603P1112CRMO结构钢604P1212CRMO结构钢605P1203CR2MO工具钢606P1213CR2NIMO工具钢607P166L4CR13CR不锈609P176R3CR13MNNIMOV工具钢610P21CRNIMO工具钢611P203CR2MO工具钢612P20BSCA3CR2MO工具钢614P20M15CRMN工具钢615P20S45CRMN工具钢616P212CRNI4V工具钢617P2212CR2MO结构钢620P31CRNI2工具钢621P41C5MO1工具钢622P4045CRB工具钢623P51CR2工具钢624P61CR2NI3工具钢625P76810NI3MNCUAL工具钢626P768R3CR2NIMO工具钢627P803CR2MOBSCA工具钢629P911CR9MO1VNBNI不锈630PH138MO0CR13NI8MO2ALNI不锈631Q345B632Q345D633Q39010MNMO高强钢634Q460E16MNNB结构钢635QD68514CRNI3MOV结构钢636QH35MNB35MNB结构钢637R19CN520CRMNNI结构钢638R330CRMN2NI结构钢639R425CR1MN2NIMONB结构钢640R7320CR1NI1MOV结构钢641R732CR1NI1MOV工具钢642RQ6512CRNIMNMOVNB结构钢643RX111CRWMNCU工具钢644RX9917CRWMOSIV工具钢645RX9925CR8MOSIV工具钢646RX9936CR5WMOSI工具钢647S/6071CR11NIMOVCR不锈648S/CMV40CR3MOV高强钢649S/SAV1CR10CO6MOVNBNCR不锈650S/SJ21CR12NI3MOVNNI不锈651S/STV2CR10NIMOVNBCR不锈652S15CRW2SIV工具钢653S100T10工具钢654S12C10结构钢655S1364CR13VCR不锈656S17MOS15CRMO结构钢658S20270结构钢659S2220CR20NI6MN7NNI不锈660S25C25结构钢662S355J2G320MN2结构钢663S35C35结构钢664S46CRSI2MNV工具钢665S40CVS40VS结构钢666S43BCH45MNBAL结构钢667S44SY45MN结构钢668S45C45结构钢669S45CVS45MNVS结构钢670S45SU45结构钢672S48CS48MNS结构钢674S50C50结构钢675S5350结构钢676S55C55结构钢677S561CR16NI4NBNI不锈678S65CR2SI2MNMOV工具钢679S652W6MO5CR4V2工具钢680S75CR3MO2SIV工具钢681SACM64538CRMOAL结构钢682SAE1045H45结构钢683SAE114145MNS结构钢684SAE114440MNS结构钢685SAE115150MNS结构钢686SAE1541H40CRMNMO结构钢687SAE413030CRMO高强钢688SAE4130RH30CRMO结构钢689SAE4135H35CRMNMO结构钢691SAE432020CRNI2MO结构钢692SAE4320H20CRNI2MO结构钢693SAE434040CRNI2MO高强钢694SAE516060CRMN弹簧钢695SAE52100GCR15轴承钢696SAE862020CRNIMO结构钢697SAE8620H20CRNIMOH结构钢698SAE8622H20CRNIMO结构钢699SAE8630H30MNCRNIMO结构钢700SAE864545CRNIMO结构钢702SAE866060CRNIMOV结构钢703SAE8822H20CRNIMO结构钢704SAE926060SI2MN弹簧钢705SBC69030MN2结构钢706SCM1720CRMO结构钢707SCM41515CRMO结构钢708SCM415H15CRMOH结构钢709SCM419H20CRMO结构钢710SCM42020CRMO结构钢711SCM420H20CRMOH结构钢712SCM43030CRMO结构钢713SCM43030CRMO结构钢714SCM43535CRMO结构钢715SCM44042CRMO结构钢716SCM445H45CRMO结构钢717SCM822H22CRMOH结构钢718SCM920HVSI20CR1MONB719SCR41515CR结构钢720SCR415H15CRH结构钢721SCR42020CR结构钢722SCR420H20CRH结构钢724SCR43030CR结构钢725SCR43535CR结构钢726SCR44040CR结构钢727SCR440B40CRBAL结构钢728SCR440H40CR结构钢729SF590A55MN结构钢730SG27CRWMOSIV工具钢731SG55CR8WMO2VSI工具钢732SG65CR8MO1W1V工具钢733SG78CRW2VSI工具钢734SG87CRW1MOV工具钢735SKD1CR12工具钢736SKD10CR12MO1V1工具钢737SKD11CR12MO1V工具钢738SKD12CR5MO1V工具钢739SKD2CR12W工具钢740SKD43CR2W6V工具钢741SKD53CR3W8V工具钢742SKD64CR5MO1SIV工具钢743SKD614CR5MOSIV1工具钢744SKD61ESR4CR5MOSIV1工具钢745SKD624CR5MO1W1SIV工具钢746SKD73CR3MO3V工具钢747SKD84CR4W4V2CO4工具钢748SKH51W6MO5CR4V2工具钢749SKS11CRW4V工具钢750SKS2CR1W1工具钢751SKS21CRW1V工具钢752SKS39CRWMN工具钢753SKS31CRWMN工具钢754SKS45CRW工具钢755SKS414CR2W3工具钢756SKS43T10V工具钢757SKS44T9V工具钢758SKS58CRNI1工具钢759SKS518CRNI2工具钢760SKS7CRW2工具钢761SKS8T14工具钢762SKS81T12工具钢763SKS93T10CRMN工具钢764SKS94T10CRMN工具钢765SKS95T9CRMN工具钢766SKT35CRNIMO工具钢767SKT45CRNI2MOV工具钢768SKT455MNCRNI2MO工具钢769SKT65CRNI4MO工具钢770SLDCR12MOV工具钢772SMN4040MN2结构钢773SMN4545MN结构钢774SNCM42020CRNIMO结构钢775SNCM420HK20CRNI2MONBV结构钢776SNCM420HM20CR2NI2MO结构钢777SNCM43940CRNI2MO结构钢778SNCM439ESR40CRNI2MO结构钢779SNCM44747CRNIMO结构钢780SNCM616V15CRNI3MOV结构钢781ST1713W1CR17NI15W3TI特冶782ST3020CR18NI9NI不锈783ST30400CR19NI12NI不锈784ST43000CR17CR不锈785STKM16A40MN2结构钢786SUH115CR8SI2CR不锈787SUH115CR8SI2788SUH40900CR12NI1TICR不锈789SUJ2GCR15轴承钢790SUJ2T9CR工具钢793SUP13CR00CR13NI5MO1VNBNI不锈795