一、整体钎杆、锥形钎杆用钢 1
1.55SiMnMo 1
2.95CrMo 3
3.95Cr 6
4.55Si2Mn 9
5.38CrNi3Mo 12
6.38CrSiV 15
7.40SiMnCrNiMoA(Z708) 19
8.24~27SiMnNi2CrMoA(FF710) 23
国内外整体钎杆、锥形钎杆常用钢种(附表1) 28
二、螺纹钎杆(钻车钎杆)用钢 30
1.35SiMnMoV 31
2.20CrNi3Mo(20CrNi3代) 36
3.30CrNi3Mo(34CrNi3Mo代) 39
4.32Si2Mn2MoV 41
5.40SiMnCrMoVA 44
6.30SiMnCrNi2MoVNbA(NV—100) 47
7.40CrNi2MoA 48
8.30CrMnSiNi2MoA 52
9.30CrMnMo(20CrMnMo、40CrMnMo代) 55
10.40SiMnCrNiMoA(见整体钎杆、锥形钎杆用钢) 61
11.24~27SiMnNi2CrMoA(见整体钎杆、锥形钎杆用钢) 61
12.38CrNi3Mo(见整体钎杆、锥形钎杆用钢) 61
国内外螺纹钎杆常用钢种(附表2) 61
三、镐钎用钢 63
1.70钢 63
2.85(80)钢 64
3.65Mn 65
4.40CrMnMo 68
5.55SiMnMo(见整体钎杆、锥形钎杆用钢) 71
6.55Si2Mn(见整体钎杆、锥形钎杆用钢) 71
7.35SiMnMoV(见螺纹钎杆用钢) 71
四、钎头用钢 72
1.40Cr 73
2.50钢(50Mn) 79
3.40MnMoV 84
4.42CrMo 86
5.35CrMoV 89
6.40CrNiMoA 93
7.45CrNiMoVA 98
8.Q45NiCr1Mo1VA 99
9.15CrNiMo(Ex30) 105
10.25~30Cr2Ni4Mo(En30B.20Cr2Ni4代) 107
11.20Ni4Mo 109
12.30CrMnSi 112
13.24~27SiMnNi2CrMoA(见整体钎杆、锥形钎杆用钢) 118
14.40CrMnMo(见镐钎用钢) 118
15.30CrNi3Mo(见螺纹钎杆用钢) 118
16.30CrMnSiNi2MoA(见螺纹钎杆用钢) 118
五、连接套用钢 119
1.20CrMnMo 120
2.20CrMnTi 122
3.20MnVB 128
4.35SiMnMoV(见螺纹钎杆用钢) 132
5.20CrNi3Mo(见螺纹钎杆用钢) 132
6.40Cr(见钎头用钢) 132
7.40MnMoV(见钎头用钢) 132
8.40SiMnCrNiMo(见整体钎杆、锥形钎杆用钢) 132
9.38CrNi3Mo(见整体钎杆、锥形钎杆用钢) 132
10.22~24SiMnNi2CrMoA(见整体钎杆、锥形钎杆用钢) 132
11.38CrSiV(见整体钎杆、锥形钎杆用钢) 132
六、钎尾用钢 133
1.18Cr2Ni4WA 133
2.30CrMnSiNi2A 138
3.25SiMnMoVA 142
4.32SiMn2MoV(27SiMn2MoVA、37SiMn2MoV代) 147
5.20Ni4Mo(见钎头用钢) 153
6.30CrNi3Mo(见螺纹钎杆用钢) 153
7.35SiMnMoV(见螺纹钎杆用钢) 153
钢的分类简表(附表3) 154
符号名称对照表(附表4) 155
常用计量单位换算(附表5) 160