我国与日本、欧盟对特殊钢的定义比较接近,将特殊钢分成优质碳素钢、合金钢、高合金钢(合金元素大于10%)类,其中合金钢和高合金钢占特殊钢产量的70%。主要钢种有特殊碳素结构钢、碳素工具钢、碳素弹簧钢、合金弹簧钢、合金结构钢、滚珠轴承钢、合金工具钢、高合金工具钢、高速工具钢、不锈钢、耐热钢,以及高温合金、精密合金、电热合金等。
优质结构钢
牌号:SECC 780DP HC1200 1500MS DP600 B400 DP980 780DP B340 590DP 780TR SAE5150 ,SAE5160 SAE5130 ,SAE5120 SAE5132 ,SAE5140 51B46 51B60 SAE4340 SAE4145,SAE4150 SAE4140,SAE4142 SAE4130,SAE4137 SAE4118,SAE4120 SAE 4047,SAE 4037 SAE 4118,SAE 4128, SAE 4023,SAE 4027 SAE 8615,SAE6150 SAE 8622,SAE 8617 SAE 8640,SAE 8630 SAE 8720,SAE 8645 SAE 9260,SAE 9259 SAE1025,SAE1026 SAE1033,SAE1030 SAE1037,SAE1035 SAE1039,SAE1042 SAE1340,SAE1335 SAE1008,SAE1006 SAE1010,SAE1009 SAE1015,SAE1012 SAE1018,SAE1017 SAE1019,SAE1020 SAE1021,SAE1020 SAE1043,SAE1022 SAE1049,SAE1050 SAE1055,SAE1046 SAE1065,SAE1045 SAE1047,SAE1070 SS41 C-CH40ACR ASTM A621
SB450M,SB480,SB480M 60Si5MnA SGV42,SGV450,SGV480 67Mn 59CrVA
STKM11C,STKM12C,STKM13C STKM14C,STKM15C,STKM16C STKM18C STKM19C,STKM20C,STKM21C STKM22C STKM23,CSTKM25C STKM11A,STKM12A,STKM13A STKM14A STKM15A STKM16A STKM17A STKM18A,STKM19A,STKM20A STKM21A,STKM22A,STKM23A STKM25A SNB12 SNB14 SNB16,SNB147 STKM11B,STKM12B,STKM13B STKM14B STKM15B STKM16B STKM17B STKM18B,STKM19B,STKM20B STKM21B,STKM22B,STKM23B STKM25BSCM836 SM12CK SM9CK SM15CK SB450M,SB480,SB480M 60Si5MnA SGV42,SGV450,SGV480 67Mn 59CrVA