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各钢种退火工艺及退后组织

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各钢种退火工艺及退后组织各钢种退火工艺及退后组织1.常用热处理标准2.1优质碳素结构钢GB/T699钢号临界点空冷后推荐热处理制度退火Ac1Ac3Ar1组织硬度HB≤正火,℃淬火,℃回火,℃硬度HB≤08732874680P+F131930   10732874680P+F137930   15735863680P+F143920   20735854682P+F156910   25735840684P+F1...
各钢种退火工艺及退后组织
各钢种退火工艺及退后组织1.常用热处理2.1优质碳素结构钢GB/T699钢号临界点空冷后推荐热处理退火Ac1Ac3Ar1组织硬度HB≤正火,℃淬火,℃回火,℃硬度HB≤08732874680P+F131930   10732874680P+F137930   15735863680P+F143920   20735854682P+F156910   25735840684P+F170900870600 30732813677P+F179880860600 35730820691P+F197870850600 40730790691P+F21786084060018745725770690P+F22985084060019750725760690P+F24183083060020755727774690P+F25582082060021760727766690P+F255810  22965727752696P+F255810  22970730743693P+F269790  29975725740690P+F285 82048024180725739690P+F285 82048024185723737695P302 82048025515Mn730860700P+F163920   20Mn730855700P+F197910   25Mn723820680P+F207900870600 30Mn734812675P+F21788086060018735Mn730810680P+F22987085060019740Mn726790689P+F22986084060020745Mn723770680P+F24185084060021750Mn720760660P+F25583083060021760Mn726765689P+F269810  22965Mn724750684P+F285810  22970Mn721740670P+F285790  2292.2合金结构钢 GB/T3077钢号临界点空冷后推荐热处理制 度退、回火硬度HB≤Ac1Ac3Ar1组织淬火,℃回火,℃冷却剂20Mn2725840610P+F850200水18730Mn2718804627P+F840500水20735Mn2713793630P+F840500水20740Mn2713766627P+F840540水21745Mn2715770640P+F840550油21750Mn2710760596P+F820550油22920MnV720840635P+F880200水18730Mn2MOW    900610油26927SiMn750880690P+F920450水21735SiMn730800690P+F900570水22942SiMn765820690P+F880590水22920SiMn2MoV    900200水、油26925SiMn2MoV    900200水、油26937SiMn2MoV    870650水26940B730790690P+F480550水20745B725770690P+F840550水21750B725760690P+F840600油、空20740MnB730780650P+F850500油20745MnB723770680P+F840500油21720Mn2B730853613P+F880200油、水18720MnMoB738850693P+F880200油、空20715MnVB725845640P+F860200油、空20720MnVB720840635P+F860200油、空20740MnVB730780650P+F850520油20720MnTiB720843625P+F860200油、水18725MnTiBRE723845630P+F860200油、水22920SiMnVB726866610P+F900200油、水20715Cr766838700P+F880200水17915CrA766838700P+F880180水17920Cr766838700P+F880200水18730Cr740845670P+F860500油20735Cr743790670P+F860500油20740Cr743790700P+F850520油21745Cr721771660P+F840520油22950Cr720770660P+F830520油22938CrSi763810680P+F900600油25912CrMo720880695P+F900650空17915CrMo745845700P+F900650空17920CrMo743818700P+F880500水、油17930CrMo757807693P+F880540水、油22930CrMoA757807693P+F880540水、油22935CrMo755800695P+F850550油22942CrMo730780695P+F850560油21712CrMoV720945680P+F970750空24135CrMoV745820700P+F900630油24112Cr1MoV820945680P+F970750空17925Cr2MoVA780860690P+F900640油、空24125Cr2Mo1VA780870700P+F1040700空24120Cr3MoWVA   P+F1050720油22938CrMoAl800900740P+F940640水、油22920CrV768840704P+F880200水19740CrV754790702P+F880650油24150CrV730775700P+F860500油25515CrMn750845700P+F880200油、水17920CrMn730810690P+F850200油、水18740CrMn740820687P+F840550油22920CrMnSi750840710P+F880480油20725CrMnSi750835710P+F880480油21730CrMnSi760830710P+F880520油22930CrMnSiA760830710P+F880540油22935CrMnSiA760830702P+F880280-310油24120CrMnMo735820680P+F850200油、水21740CrMnMo735780680P+F850600油、水21720CrMnTi740825650P+F880200油、水21730CrMnTi765790660P+F880200油、水22920CrNi735780690P+F850460油19740CrNi730770680P+F820500油24145CrNi725775680P+F820530油25550CrNi720780680P+F820500油25512CrNi2732795670P+F860200水20712CrNi3715773660P细+F860200油、水21720CrNi3715760660P细+F+M830480油、水24130CrNi3715773650P细+F+M820500油26937CrNi3710770640P细+F+M820500油26912Cr2Ni4720780650P细+F+M860200油、水26920Cr2Ni4710770640P细+F+M880200油、水19720CrNiMo740830700P细+F+M850200油、空26940CrNiMoA732780680P细+F+M850600油26945CrNiMoVA740820650P细+F+M860460油26918Cr2Ni4WA700810350P细+F+M950200空26925Cr2Ni4WA700810350P细+F+M850550油2692.3碳素工具钢 GB/T1298钢号临界点空冷后试样淬火退火硬度Ac1Ac3AcmAr1组织硬度参考温度介质硬度≥HRC≤HB≥压痕d,mmT7730770700P+F3.6~4.0800~820水621874.40T8730 700P3.5~3.9780~800水621874.40T8Mn725 690P3.5~3.9780~800水621874.40T9730730700P3.5~3.8760~780水621924.35T10730780700P+Fe3C3.4~3.8760~780水621974.35T11730810700P+Fe3C 760~780水622074.20T12730820700P+Fe3C3.3~3.7760~780水622074.20T13730830700P+Fe3C3.3~3.7760~780水622174.102.4合金工具钢 GB/T1299钢号临界点空冷后试样淬火退火硬度AC1AcmAr1组织硬度参考温度,℃硬度≤HRC≯HB≮压痕d,mm9SiCr770870730P极细+C3.0~3.4820~860油62241~1973.9~4.38MnSi760860710  800~820油60≤229≥4.0Cr06730950700P极细+M3.1~3.57780~810油64241~1873.9~4.4Cr2745900700P极细+M3.1~3.5830~860油62229~1794.0~4.59Cr2745860700P极细+M3.2~3.6820~850油62217~1794.1~4.5W740820710P极细+C3.3~3.7800~830水62229~1874.0~4.44CrW2Si785840725P+F3.2~3.6860~900油53217~1794.1~4.55CrW2Si775820725P极细3.1~3.5860~900油55255~2073.8~4.26CrW2Si775810725P极细3.0~3.4860~900油57285~2293.6~4.0Cr128001200260M+LC2.4~2.8950~1000油60269~2173.7~4.1Cr12Mo1V1   M+LC 820予1000盐(1010炉)10min~20min.空冷200回59≤255≥3.8Cr12MoV8101200760 2.4~2.8950~1000油58255~2073.8~4.2Cr5Mo1V     790予940盐(950炉)5min~15min空冷200回60≤255≥3.959Mn2V736 652  780~810油62≤229≥4.0CrWMn750980710M+C2.7~3.1800~830油62255~20738.~4.29CrWMn750900710M+C2.7~3.1800~830油62241~1973.9~4.3Cr4W2MoV     960~980油1020~1040油6060≤269≥3.76Cr4W3Mo2VNb     1100~1160油60≤255≥3.86W6Mo5Cr4V     1180~1200油 ≤269≥3.75CrMnMo720770680P极细+F+M2.9~3.3820~850油 241~1973.9~4.35CrNiMo720770680P极细+F+M2.9~3.3830~860油 241~1973.9~4.33Cr2W8V8251100790M 1075~1125油 255~2073.8~4.25Cr4Mo3SiMnVAl     1090~1120油60≤255≥3.83Cr3MoW2V     1060~1130油 ≤255≥3.85Cr4W5Mo2V     1100~1150油 ≤269≥3.78Cr3765960730P极细+C2.8~3.3850~880油 255~2073.8~4.24CrMnSiMoV     870~930油 241~1973.9~4.34Cr3Mo3SiV     790予1010盐(1020炉)5min~15min空冷550回 ≤229≥4.04Cr5MoSiV     790予1000盐(1010炉)5min~15min空冷550回 ≤235≥3.954Cr5MoSiV1     790予1010盐(1020炉)5min~15min空冷550回 ≤235≥3.954Cr5W2VSi     1030~1050油或冷 ≤229≥4.07Mn15Cr2Al3V2WMo     1170~1190固溶水,650~700时效空45  3Cr2Mo         2.5弹簧钢 GB/T1222钢号临界点空冷后热处理制度交货硬度≯HBAC1AC3Ar1组织硬度参考淬火,℃回火,℃淬火65727752690P+F3.6~4.0840500油28570730743690P+F3.5~3.9830480油28585725 690P+F3.4~3.8820480油30265Mn724750689P+F3.4~3.8830540油30255Si2Mn760780690P+F3.5~3.9870480油30255Si2MnB760780690P+F3.4~3.8870480油32155SiMnVB770830695P+F3.3~3.8860460油32160Si2Mn760780690P+F3.5~3.9870480油32160Si2MnA760780690P+F3.5~3.9870440油32160Si2CrA765780700P+F3.4~3.8870420油处32160Si2CrVA770780700P+F3.4~3.8850410油32155CrMnA750775690P+F3.6~4.0830~860460~510油32160CrMnS750770690P+F3.5~4.0830~860460~520油32160CrMnMoA       油处32150CRVA750785700P+F3.7~4.1850500油32160CrMnBA750770690P+F3.5~4.0830~860460~520油处32130W4Cr2VA     1050~1100600油3212.6高碳铬轴承钢GB/T18254钢号临界点空冷后YB9~68退火硬度Φ10mmYJZ84退火硬度AC1AcmAr1组织硬度参考HB压痕直径10mmGCr6735860700P+C5.2~3.44.2~4.6179~2074.2~4.5GCr9735~750875~890690~710P+C3.2~3.44.2~4.6179~2074.2~4.5GCr15727900694P+C 4.2~4.6179~2074.2~4.5GCr15SiMn755900700P+C3.3~3.44.1~4.5179~2174.1~4.5GCr9SiMn738775700P+C 4.1~4.5179~2174.1~4.52.7渗碳轴承钢 GB/T3203钢号临界点空冷后热处理制度油AC1AC3Ar1组织硬度Ⅰ淬火℃Ⅱ淬火℃回火G20CrNiMo     880±20790±20150~2001.5mm40~489mm23~38920~950正1h、900水G20CrNi2Mo     880±20800±20150~2001.5mm41~489mm≥30920±20正30min、920水G20r2Ni4710 640P极细+F3.3~3.7870±20790±20150~200G10CrNi3Mo720770600P极细+F 880±20790±20180~200G20Cr2Mn2Mo     880±20810±20180~2002.8保证淬透性结构钢 GB/T5216钢号临界点空冷组织热处理制度退、回火硬度AC1AC3Ar1正火,℃淬火℃(油)回火,℃(水)≯HB≮dHB,mm45H725770690P+F   1974.320CrH766838700P+F   1794.540CrH743790700P+F   2074.245CrH721771660P+F   2174.140MnBH730780650P+F880~900850±20510±302074.245MnBH723770680P+F880~900850±20510±302174.120MnMoBH738850693P+F930~950880±20200±202074.220MnVBH720840635P+F930~950860±10200±102074.222MnVBH715830630P+F930~950860±10200±202074.220CrMnTiBH720843625P+F930~950860±10200±201874.420CrMnMoH735820680P+F   2174.120CrMnTiH740825650P+F   2174.120CrNi3H715760660P细+F+M   2413.912Cr2Ni4H720780650P细+F   2693.720CrNiMoH740830700    1974.32.9不锈钢 GB/1220  耐热钢GB/1221钢号组织热处理制 度,℃硬度固溶、退火、淬火、回火HBHRBHV1Cr17Mn6Ni5NA1010~1120快冷≤241≤100≤2531Cr18Mn8Ni5NA1010~1120快冷≤207≤95≤2181Cr17Ni7A1010~1150快冷≤187≤90≤2001Cr18Ni9A1010~1150快冷≤187≤90≤200Y1Cr18Ni9A1010~1150快冷≤187≤90≤200Y1Cr18Ni9SeA1010~1150快冷≤187≤90≤2000Cr18Ni9A1010~1150快冷≤187≤90≤20000Cr19Ni11A1010~1150快冷≤187≤90≤2000Cr19Ni9NA1010~1150快冷≤217≤95≤2200Cr19Ni10NbNA1010~1150快冷≤250≤100≤26000Cr18Ni10NA1010~1150快冷≤217≤95≤2201Cr18Ni12A1010~1150快冷≤187≤90≤2000Cr23Ni13A1030~1150快冷≤187≤90≤2000Cr25Ni20A1030~1180快冷≤187≤90≤2000Cr17Ni2Mo2A1010~1150快冷≤187≤90≤2000Cr18Ni12Mo2TiA1000~1100快冷≤187≤90≤20000Cr17Ni4Mo2A1010~1150快冷≤187≤90≤2000Cr17Ni2Mo2NA1010~1150快冷≤217≤95≤22000Cr17Ni3Mo2NA1010~1150快冷≤217≤95≤2200Cr18Ni2Mo2Cu2A1010~1150快冷≤187≤90≤20000Cr18Ni4Mo2Cu2A1010~1150快冷≤187≤90≤2000Cr19Ni13Mo3A1010~1150快冷≤187≤90≤20000Cr19Ni13Mo3A1010~1150快冷≤187≤90≤2000Cr18Ni6Mo5A1030~1180快冷≤187≤90≤2001Cr18Ni9TiA1000~1100快冷≤187≤90≤2000Cr18Ni11NbA920~1150快冷≤187≤90≤2000Cr18Ni1NbA980~1150快冷≤187≤90≤2000Cr18Ni9Cu3A1010~1150快冷≤187≤90≤2000Cr18Ni13Si4A1010~1150快冷≤207≤95≤2185Cr21Mn9Ni4NA1100~1200快冷730~780空≥302  Y5Cr21Mn9Ni4NA1100~1200快冷730~780空≥302  2Cr22Ni11NA1050~1150快冷750~800空≤248  3Cr20Ni11Mo2PBA1120~1150快冷730~760空≥269  2Cr23Ni13A1030~1150快冷≤201  2Cr25Ni20A1030~1180快冷≤201  1Cr16Ni35A1030~1180快冷≤201  0Cr15Ni25Ti2MoAlVBA885~915快冷965~995快冷700~760空16h≥248≤248  1Cr22Ni20Co20Mo3W3NbNA1130~1200快冷780~830空4h≤248≥192  4Cr14Ni14W2MoA820~850快冷≤248  3Cr18Mn12Si2NA1100~1150快冷≤248  2Cr20Mn9Ni2Si2NA1100~1150快冷≤248  0Cr26Ni15Mo2A+F950~11000快冷≤277HRC≤29≤291Cr18Ni11Si4AlTiA+F930~1050水冷   00Cr18Ni15Mo3Si2A+F950~1050快冷 HRC≤30≤3000Cr13AlF780~830空或缓冷≤183  00Cr12F700~820空或缓冷≤183  1Cr17F780~820空或缓冷≤183  Y1Cr17F680~82~空或缓冷≤183  1Cr17MoF780~850空或缓冷≤183  00Cr30Mo2F900~1050快冷≤228  00Cr27MoF900~1050快冷≤219  2Cr25NF780~8000快冷≤201  1Cr12M800~900缓950~1100油700~750快≥170HRC退火HB≤2001Cr13M800~900缓950~1100油700~750快≥159 ≤2001Cr13MoM800~900缓970~1020油650~750快≥192 ≤200Y1Cr13M800~900缓950~1000油700~750快≥159 ≤2002Cr13M800~900缓920~980油600~750快≤192 ≤2233Cr13M800~900缓920~980油600~750快≤217 ≤2353Cr13MoM800~900缓1025~1075油200~300快≤207 ≤207Y3Cr13M800~900缓920~980油600~700快≥217 ≤2351Cr17Ni2M950~1050油275~350快  ≤2357Cr17M800~920缓1010~1070油100~180快≥54 ≤2558Cr17M800~920缓1010~1070油100~180快≥56 ≤25511Cr17M800~900缓1010~1070油100~180快  ≤269Y11Cr17M800~900缓1010~1070油100~180快  ≤2691Cr5MoM900~950油600~700空  ≤2004Cr9Si2M1020~1040油700~780油  ≤2694Cr10Si2MoM1010~1040油700~760空  ≤2698Cr20Si2NiM800~900缓1100~1170油7600空≥262 ≤3211Cr11MoVM1050~1100空720~760空  ≤2002Cr12MoVNbNM850~950缓1100~1170油>600空≤321 ≤2691Cr12WMoVM1000~1050油680~700空   2Cr12NiMoWVM830~900缓1020~1070油7600空≤341 ≤2691Cr11Ni2W2MoVM1000~1020正660~710油1000~1020油540~600油321~269388~311 ≤2690Cr17Ni4Cu4Nb沉淀硬化型1020~1060快冷≤363≤38 0Cr17Ni7Al1000~1100快冷≤229  0Cr15Ni7Mo2Al1000~1100快冷≤269  480时470~490空≥375≥40 550时540~560空≥331≥35 0Cr17Ni4Cu4Nb580时570~590空≥302≥31 620时610~630空≥227≥28 0Cr17Ni7Al565时760±15保90min565保90min≥363  510时955±10保10min510保60min≥388  0Cr15Ni7Mo2Al565时760±15保90min565保90min≥375  510时955±10保10min510保60min≥388  2.10装甲车辆用合金结构钢 GJB30钢号热处理制 度,℃退、回火硬度≮dmm淬火Ⅰ淬火Ⅱ冷却剂回火冷却剂20Cr880800水、油200水、空4.540Cr850 油520水、油4.245Cr840 油520水、油4.138CrSi900 油600水、油3.845CrSi820 油530水、油3.830CrMnTi880850油200水、空4.012CrNi3860780油200水、空4.112CrNi4A860780油200水、空3.720Cr2Ni4WA880780油200水、空3.718Cr2Ni4WA950850空200水、空3.745CrNiMoVA960 油460油3.72.11炮弹用合金钢 GJB397A钢号热处理制 度硬度HB(d),mm温度,℃d,mm退火轧35CrMnSiA950±1015′50~80油710±101~2h空890±1015′50~80油235加3h2.6~2.9≥3.9≥3.435Cr3NiMoA910~9205h35~40油630~6502~2.5空940~95015′30~40油170~1904~6h油2.6~2.9≥3.8≥3.460Cr2MoA840~860油630~6901.5h空3.4~3.6≥3.8≥3.460Cr2Ni2MoA840~860油630~6901.5h空3.4~3.6≥3.8≥3.460SiMn2MoVA870~89030′~60′油670~7001.5h空3.4~3.5≥3.8≥3.12.12航空炮身用钢棒 GJB932、航空炮主要零件用钢棒GJB933钢号热处理制 度,℃交货硬度,HB30CrNi2MoVE860±10油淬650±30油或空回≤255PCrNi3MoVE870±10油淬650±30油或空回≤26925Cr2Ni4WA850油560水或油≤26930CrNiWA860油580空≤25530CrNi3A820油530水或油≤24130Cr2MoA860油680油或水≤25530CrMnSiNi2A890~900油200~300等温或空≤25540CrNiMoA850油610水或油≤2692.13装甲车辆柴油发动机用合金结构钢 GJB1356钢号热处理制度退回火硬度≤d,mm温度,℃硬度HBS20Cr880油780~820水、油200水空 17935Cr860油500水、油 20720CrMn850油200水、油 18738CrSi900油600水、油 25542CrMoA850油560水、油285~38821738CrMoAl940水、油640水、油 22912CrNi3A850~870油760~810油150~200空269~32121720Cr2Ni4A880油780油200水、空321~40126920CrNi4VA850~860油600~650水 28518Cr2Ni4WA940~960空850~870空170~200空 26945CrNiMoVA860油460油 2692.14火炮零件用合金结构钢 GJB1220钢号热处理制 度,℃交货硬度≤HB38CrA860油550水或油27040Cr850油500水或油21735CrMoA850油560水或油24140CrMnSiA880油520水或油22935CrMnSiA950油890油230空或油或880于280~310等淬24112CrNi4A860油780油或水200水或空20712Cr2Ni4A860油780油200水或空26925CrNi4A820油530水或油25540CrNiMoA850油600水或油26930CrNi2MoVA860油680水或油24145CrNiMoVA860油460油26918Cr2Ni4WA950空850空160空26925Cr2Ni4WA850油560油269PCrMo850油600207PCrNiMOV870油620217PCrNi1MO850油600241PCrNi3Mo850油600255注:1.A~奥氏体、F~铁素体、P~珠光体、C~碳化物、M~马氏体、LC~莱氏体碳化物、Fe3C~渗碳体。2.表中热处理是指试料热处理制度。2.15轻武器用结构钢 GJB2720钢号热处理淬火(回),℃硬度HBd,mm≮温度≥HRC热处理50A840空840±20524.235B870空860±20414.440B860空860±20464.445B850空850±20514.350B840油600空840±20524.250BA840油600空840±20524.235E870空860±20414.440E860空860±20464.445E850空  4.345AZ850空850±20514.350Z840空 524.250AZ840油620空840±20 4.250AZ840油620空840±20524.240MnB850油500水或油850±20464.240MnVB850油500水或油850±20514.245MnB840油500水或油850±20464.138CrA860油550水或油860±20464.240Cr(A)850油500水或油850±20 4.230CrMnSiA880油540水或油  4.035CrMnSiA280~310硝酸K、Na等淬  3.930CrNi3(A)820油530水或油  3.930CrNiWA860油530空  3.925Cr2Ni4WA850油560油  3.730CrMnMoTiA870油200860±20463.930SiMn2MoVA870油650空或油870±20463.730Cr2WVA860油680空  3.930CrNi2MoVA860油680水或油860±20463.945CrNiMoVA860油460油  3.72.16航空用不锈钢及耐热钢棒规范 GJB2294钢号热处理制 度热处理硬度,dmm温度,℃dmm1Cr131040~1060油或空687~780油3.90~3.30≥4.62Cr131040~1060油或空600~700油3.90~3.30≥4.43Cr131000~1050油或空200~300Rc≥48≥4.24Cr131050~1100油200~300Rc≥50≥4.09Cr181010~1050油回火Rc≥55≥3.7Cr17Ni2950~1040油275~350 ≥3.63Cr13Ni2状态3.60~4.204.2~3.61Cr18Ni91100~1150水  2Cr18Ni91100~1150水  Cr23Ni181100~1150水或空  1Cr18Ni9Ti1100~1150水  1Cr21Ni5Ti950~1050空  Cr12MoV960空700~720空3.35~3.604.2~3.84Cr10Si2Mo1010~1050油或空720~780油3.30~3.704.3~3.73Cr13Ni4Mn91040~1060水860~880退、保790~8101油3.05~3.30 2Cr13Ni14W2Mo1120~1150水  4Cr14Ni14W2Mo820退火3.60~4.304.3~3.61Cr11Ni2W2MoV1000~1020正火、再油600~710回、540~600回3.40~3.704.3~3.71Cr19Ni11SiAlTi980~1020水3.10~3.45 1Cr14Ni3W2VB1040~1060油或空600~680回、550~600回3.30~3.603.10~3.354.3~3.62Cr18Ni8W2状态 ≥3.652Cr3WMoV1030~1080油660~700保1h空3.30~3.634.4~3.7Cr18Mo8Ni51100~1150水3.5 
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