50CRV4 16MNCR5 20MNCR5 42CRMO4 30MNCRTI4 21NICRMO2 36CRNIMO4 1.1169 1.1165 1.1167 1.0912 1.0913 1.7015 1.7030 1.7033 1.7035 1.7335 1.7262 1.7264 1.7218 1.7220 1.7225 1.7733 1.8509 1.7131 1.7147 1.7225 1.5711 1.6523 1.6511 2120 2245 2216 2225 2234 2244 2940 2230 2511 2506 易切削钢：Y12 Y15 Y15PB SUM21 SUM22L 12L14 SUM32 1215 12L14 1214 1212 12L14 SWCH8A SWCH10K SWCH15K 10S20 10SPB20 15S20 9SMNPB28 22S20 35S20 9S20 9SMN28 45S20 9SMN36 9SMNPB36 1.0721 1.0722 1.0723 1.0718 1.0724 1.0726 1922 1914 1957 1912 1973 1926 弹簧钢：65 70 85 65MN 65SI2MN 60SI2CRA 60SI2CRVA SUP3 55CRMNA 60CRMNA 50CRVA SUP3 SUP2 SUP4 SUP6 SUP9A SUP13 SUP7 SUP12 SUP9 SUP10 SUP11A CK67 CK75 CK85 60SI7 65SI7 1.0909 1.0961 60SICR7 51CRV4 1065 1070 1078 1086 1066 5155 5160 4160 51B60 9254 1095 1086 5155 5160 4160
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