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17-4PHSUS630(0Cr17NiCu4Nb)沉淀硬化型钢的热处理制度和力学性能相近牌号中国:0Cr17Ni4Cu4Nb美国:17-4PH,AISI630日本:SUS630应用领域海上平台、直升机甲板、其他平台食品工业纸浆及造纸业航天(涡轮机叶片)机械部件品种规格;板材、带材、饼材、环件、锻件、铸件、精密铸件等协商供应。抗腐蚀能力17-4PH合金的抗腐蚀能力优于其它任何的标准的可硬化的不锈钢。在大多数情况下,它的抗腐蚀能力均不亚于304。如果存在应力腐蚀裂痕的风险,较高的熟化温度必须高于550oC(1022oF),最好为590oC(1094oF),氯化物介质中最佳回火温度为550oC-1022oF。这个合金在静态的海水中易遭受蚀损或裂缝腐蚀。它在石油化工、食品加工及造纸业中的抗腐蚀能力和304L等级一样。供应17-4ph沉淀硬化钢,C-276,17-4PH,2205,Monel400,904L,Inconel625等各材质从9月10号到10月30号江浙沪下定单者免费送货上门,无条件退货。上海坚铸实业有限公司详情咨询021-3117005017-4PH合金是由铜、铌/钶构成的沉淀、硬化、马氏体不锈钢。化学成分牌号热处理/℃拉伸试验冲击试验AK/硬度试验δ0.2óbδ5(%)≥Ψ(%)≥布氏硬度洛氏硬度维氏硬度种类条件MPa≥JHBSHRCHV0Crl7Ni-14Cu4Nb固溶1020~1060快冷≤363≤38480时效经固溶处理后,470~490空冷118013101040≥375≥40550时效经固溶处理后,540~560空冷100010601245≥331≥35580时效经固溶处理后,570~590空冷86510001345≥?302≥31620时效经固溶处理后,610~630空冷7259301650≥277≥280Crl7-固溶1000~1100快冷380103020≤229565时效经固溶处理后,760±15保持90min,在lh冷却到15以下,保持30min,再加热到565±10保持9601140525≥??36370min,空冷Ni7A1510??时效经固溶处理后,955±lO保持10min,空冷到室温,在24h内冷却到-73±6保持8h,再加热到510±10,保持60min后空冷103012304lO≥388类型牌号化学成分(质量分数)(%)CSiMnPSNiCrMoVN其他奥氏体型5Gr2lMn9Ni4NO.48~O.58≤?0.358.00~10.00≤O.040≤O.0303.25~4.5020.00~22.00O.35~O.502Cr21Nil2N0.15~0.28O.75~1.251.00~1.60≤O.035≤0.030lO.50~12.5020.00~22.000.15~O.302Cr23Nn3≤O.20≤1.00≤2.00≤O.035≤O.03012.00~15.0022.00~24.00类型牌号化学成分(质量分数)(%)CSiMnPSNiCrMoVN其他奥氏体型2Cr25Ni20≤O.25≤1.50≤2.00≤O.035≤O.03019.00~22.0024.00~26.001Crl6Ni35≤0.15≤1.50≤2.00≤O.035≤0.03033.00~37.0014.00~17.00OCrl5Ni25Ti2M0ALVB≤0.08≤1.00≤2.00≤0.035≤0.03024.00~27.0013.50~16.001.00~1.500.10~O.50Al0.35BO.001~O.010Til.90~2.35OCrl8Ni9≤0.07≤1.00≤2.00≤O.035≤O.0308.00~11.0017.00~19.00OCr23Nil3≤0.08≤1.00≤2.00≤O.035≤0.03012.00~15.0022.00~24.00OCr25Ni20≤O.08≤1.50≤2.00≤O.035≤0.03019.00~22.0024.00~26.000Crl7Nil2M02≤O.08≤1.00≤2.00≤O.035≤O.03010.00~14.0016.00~18.002.00~3.00奥氏体型4Crl4Nil4W2MoO.40~O.50≤O.80≤0.70≤0.035≤0.03013.00~15.0013.00~15.000.25~O.40W2.00~2.753Crl8Mnl2Si2N0.22~0.301.40~2.2010.50~12.50≤O.060≤O.03017.00~19.000.22~0.332Cr20Mn9Ni2Si2N0.17~O.261.80~2.708.50~11.00≤O.060≤O.0302.00~3.0018.00~21.000.20~O.30OCrl9Nil3M03≤0.08≤1.00≤2.00≤O.035≤0.03011.00~15.0018.00~20.003.00~4.001Crl8Ni9Ti≤?0.12≤?1.00≤?2.00≤?O.035≤?O.0308.00~11.0017.00~19.00Ti5×(C%-0.02)~0.80类型牌号化学成分(质量分数)(%)CSiMnPSNiCrMoVN其他奥氏体型0Crl8Ni10Ti≤O.08≤1.00≤2.00≤0.035≤0.030≤9.0012.0017.00~19.00?Ti≥5×C0Crl8Ni1lNb≤O.08≤1.00≤2.00≤0.035≤0.030≤9.0013.0017.00~19.00Nb≥lO×C0Crl8Nil3Si4≤0.083.00~5.00≤2.00≤O.035≤0.03011.50~15.0015.00~20.00①1Cr20Ni14Si2≤0.021.50~2.50≤1.50≤0.035≤0.03012.00~15.0019.00~22.00lCr25Ni20Si2≤0.201.50~2.50≤1.50≤O.035≤O.03018.00~21.0024.00~27.00铁素体型2Cr25N≤O.20≤1.00≤1.50≤O.040≤O.03023.00~27.00≤0.25②OCrl3A1≤O.08≤1.00≤1.00≤0.040≤O.03011.50~14.50Al0.10~0.3000Crl2≤0.030≤1.00≤1.00≤0.040≤O.03011.00~13.001Crl7≤0.12≤O.75≤1.00≤0.040≤0.03016.00~18.00马氏体型1Cr5M0≤0.15≤O.50≤O.60≤O.035≤0.030≤0.604.00~6.00O.45~0.604Cr9Si2O.35~0.502.00~3.00≤?O.70≤?O.035≤?O.030≤?O.608.00~10.00类型牌?号化学成分(质量分数)(%)CSiMnPSNiCrMoVN其他马氏体型4CrlOSi2M0O.35~0.451.90~2.60≤O.70≤0.035≤0.030≤O.609.00~10.500.70~0.908Cr20Si2NiO.75~0.851.75~2.250.20~O.60≤O.030≤0.0301.15~1.6519.00~20.501CrllMOVO.1l~O.18≤0.50≤O.60≤O.035≤O.030≤O.6010.00~11.50O.050~0.70O.25~0.40lCrl2M00.10~0.15≤O.50O.30~O.50≤0.035≤O.0300.30~0.6011.50~13.00O.30~0.602Crl2MOVNbNO.15~O.20≤O.50O.50~1.00≤0.035≤0.030③10.00~13.00O.30~O.90O.10~O.400.05~0.10Nb0.2~O.60马氏体型lCrl2WMOV0.12~0.18≤O.500.50~O.90≤0.035≤O.030O.40~O.8011.00~13.00O.50~O.70O.18~0.30WO.70~1.102Crl2NiMOWV0.20~0.25≤0.500.50~1.00≤O.035≤O.0300.50~1.0011.00~13.000.75~1.250.20O.40W0.70~1.251Crl3≤O.15≤1.00≤1.00≤O.035≤0.030④11.50~13.501Crl3MoO.08~O.18≤O.60≤1.00≤0.035≤O.030④?11.50~14.002Crl30.16~O.25≤1.00≤1.00≤O.035≤O.030④12.00~14.001Cr17Ni20.11~O.17≤O.80≤0.80≤0.035≤O.0301.50~2.5016.00~18.00lCrllNi2W2MOV0.10~0.16≤O.60≤O.60≤0.035≤0.0301.40~1.8010.50~12.00O.35~0.500.18~0.30W1.50~2.00沉淀硬化型OCrl7Ni4Cu4Nb≤O.07≤1.00≤1.00≤0.035≤O.0303.00~5.0015.50~17.50Cu3.0~5.00Nb0.15~0.450Crl7Ni7Al≤0.09≤1.00≤1.00≤0.035≤0.0306.50~7.7516.00~18.00Cu≤O.50Al0.75~1.50②允许含有不大于O.30%铜。③允许含有不大于0.60%镍。表3-67奥氏体和铁素体钢的热处理制度和力学性能牌号热处理/°C拉伸实验≥布氏硬度HBSó0.2/MPaób/MPaδ5(%)Ψ(%)奥氏体型5Cr21MngNi4N固溶1100~1200快冷,时效730~780空冷5608858?≥3022Cr2lNil2N固溶1050~1150快冷,时效750~800空冷43082026?20≤2692Cr23Nil3固溶1030~1150快冷2055604550≤20l2Cr25Ni20固溶1030~1180快冷2055904050≤201lCrl6Ni35固溶1030~1180快冷2055604050≤2010Crl5Ni25Ti2MoAlVB固溶885~915或965~995快冷,时效700~760,16h空冷或缓冷5909001518≥2480Crl8Ni9固溶1010~1150快冷2055204060≤187OCr23Nil3固溶1030~11.50快冷2055204060≤1870Cr25Ni20固溶1030~1180快冷2055204050≤187OCrl7Nil2M02固溶1010~1150快冷2055204060≤1874Crl4Nil4W2Mo退火820~850快冷3157052035≤2483Crl8Mnl2Si2N固溶1100~1150快冷3906853545≤2482Cr20Mn9Ni2Si2N固溶ll00~1150快冷3906353545≤2480Crl9Nil3M03固溶1010~1150快冷2055404060≤187lCrl8Ni9Ti固溶920~1150快冷2055204050≤1870Crl8Nil0Ti固溶920~1150快冷2055204050≤187OCrl8NillNb固溶980~1150快冷2055204050≤187OCrl8Nil3Si4固溶1010~1150快冷2055204060≤2071Cr20Nil4Si2固溶1080~1130快冷2955903550≤187lCr25Ni20Si2固溶1080~1130快冷2955903550≤187铁素体型2cr25N退火780~880快冷2755102040≤2010Cr13Al退火780~830空冷或缓冷1774102060≥18300Cr12退火700~820空冷或缓冷1963652260≥l83lCrl7退火780~850空冷或缓冷2054502250≥183注:1.对于lCrl8Ni9Ti、OCrl8Nil0Ti和0Crl8NillNb根据需方要求可进行稳定化处理,此时的热处理温度
本文标题:17-4PH SUS630(0Cr17NiCu4Nb)沉淀硬化型钢的热处理制度和力学性能
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