热处理工艺规程工艺参数.doc

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1、表1常用钢淬火、回火工艺规范材料牌号技术要求淬火温度（℃）冷却介质有效面积(mm)淬火后硬度（d10）回火温度（℃）回火后硬度（d10）强度σs硬度HB（d10）45440197~229(4.30~4.00)820~840水≤80540~5604.00~4.2040CrA390192~223(4.35~4.05)840~860油≤352.7~3.0580~6004.00~4.1036~703.1~3.4570~58071~1603.4~3.6560~570490217~255(4.10~3.80)≤352.7~3.0570~5803.80

2、~3.9036~703.1~3.4560~57071~1203.4~3.6550~560590241~277(3.90~3.65)≤402.7~3.0560~5703.65~3.80水油41~602.5~3.0590~620685269~302(3.50~3.70)油≤302.7~3.0550~5603.50~3.60水油31~402.6~3.0570~60035CrMoA490217~255(3.80~4.10)850~870油≤403.0~3.2590~6103.80~4.0041~703.25~3.4570~59071~1203.4

3、5~3.6550~570590241~277(3.90~3.65)≤403.0~3.2560~5803.65~3.80水油41~702.6~3.0580~610*40CrNiMoA690255~293(3.80~3.55)840~860油≤802.7~3.1580~6003.65~3.80*30Cr1Mo1V590241~277(3.90~3.65)950~970油≤300670~690690255~285(3.80~3.57)≤250660~68020Cr1Mo1VTiB690255~293(3.80~3.55)1030~1050油≤1

4、90700~720*735269~3021030~1050油≤100690~71038CrMoAlA590241~277(3.90~3.65)930~950油≤1002.6~3.0640~6603.65~3.903.1~3.4630~640水油101~1602.6~3.0650~6703.1~3.2630~650685277~302(3.65~3.50)油≤502.6~3.0630~6503.50~3.653.1~3.3610~630水油51~1002.6~3.0640~6603.0~3.2620~640785293~321(3.55~3

5、.40)油≤402.7~3.2610~6303.40~3.50水油41~602.6~3.0630~6503.1~3.2610~63015CrMoA490207~241(4.20~3.90)900~920油≤303.6~3.8550~6003.90~4.10水31~703.4~3.8570~62025Cr2MoVA590241~277(3.90~3.65)920~940油≤602.8~3.1660~6803.60~3.9061～2003.2~3.45660~670735269~302(3.70~3.50)≤602.8~3.1660~6703

6、.55~3.6561～1503.2~3.3650~67034CrNi3Mo690241~282(3.90~3.62)870~890油≤3502.8～3.0640~6603.65~3.93.1～3.3620~640735255~284(3.80~3.58)≤3002.8～3.0620~6403.6~3.753.1～3.3600~620785271~298(3.65~3.52)≤2502.8～3.0600~6203.55~3.653.1～3.3580~600*15MnMoVN490≥217(≤4.1)960~980油≤105600~6201C

7、r12Mo550229~255(4.0~3.8)960~980油≤100670~6903.80~3.951Cr13①355187~229(4.4~4.0)1030~1050油3.0~3.25710~7304.10~4.303.3~3.5690~710440197~229(4.3~4.0)≤1003.0~3.25680~7004.0~4.203.3~3.5650~6801Cr12①440197~229(4.30~4.00)1030~1050油≤1003.0~3.30680~7104.00~4.202Cr13①187~207980~1000油

8、②2.8~3.2720~740490217~248(4.10~3.85)≤802.8~3.0700~7203.90~4.103.1~3.2670~700590235~269(3.95~3.70