国内阀门材料常用技术标准 碳钢焊条
焊条型号 | 焊条直径 | 试 板 尺 寸 | 焊接位置 | 焊脚尺寸 | |
板 厚 T |
板 长 L (不小于) |
||||
E4300 EXX01 EXX03 E4312 E4313 |
1.6、2.0 | 4.0 | 150 | 立、仰 | ≤3.2 |
2.5 | 250 | ||||
3.2 | 5.0 | 300 | ≤4.8 | ||
4.0 | 10.0 | ≤6.4 | |||
5.0 | 12.0 | ≤9.5 | |||
5.6 | 300、400 | 平 | ≥6.4 | ||
6.0 | |||||
6.4、8.0 | 400 | ≥8.0 | |||
EXX10 EXX11 |
2.5 | 4.0 | 250 | 立、仰 | ≤4.0 |
3.2 | 5.0 | 300 | ≤4.8 | ||
4.0 | 10.0 | ≤6.4 | |||
5.0 | ≤8.0 | ||||
5.6、6.0、6.4、8.0 | 12.0 | 400 | 平 | ≥6.4 | |
E5014 | 2.5 | 4.0 | 300 | 立、仰 | ≤4.0 |
3.2 | 5.0 | ≤4.8 | |||
4.0 | 10.0 | ≤8.0 | |||
5.0 | 平 | ≥6.4 | |||
5.6、6.0 | 300、400 | ||||
6.4、8.0 | 16.0 | 400 | ≥8.0 | ||
EXX15 EXX16 |
2.5 | 4.0 | 250 | 立、仰 | ≤4.0 |
3.2 | 6.0 | 300 | ≤4.8 | ||
4.0 | 10.0 | ≤8.0 | |||
5.0 | 平 | ≥4.8 | |||
5.6、6.0 | 12.0 | 300、400 | ≥6.4 | ||
6.4、8.0 | 400 | ≥8.0 | |||
E5018 | 2.5 | 4.0 | 250、300 | 立、仰 | ≤4.8 |
3.2 | 6.0 | 300 | ≤6.4 | ||
4.0 | 10.0 | ≤8.0 | |||
5.0 | 平 | ≥6.4 | |||
5.6、6.0 | 12.0 | 300、400 | |||
6.4、8.0 | 400 | ≥8.0 | |||
E4320 | 3.2 | 6.0 | 300 | ≥3.2 | |
4.0 | 10.0 | ≥4.0 | |||
5.0 | 300、400 | ≥4.8 | |||
5.6、6.0 | 12.0 | 400 | ≥6.4 | ||
6.4、8.0 | ≥8.0 | ||||
EXX23 EXX24 EXX27 EXX28 |
2.5 | 6.0 | 250 | ≥4.0 | |
3.2 | 300 | ||||
4.0 | 10.0 | ≥4.8 | |||
5.0 | 10.0 | 300、400 | ≥6.4 | ||
5.6、6.0 | 12.0 | 400、650 | |||
6.4、8.0 | ≥8.0 | ||||
E5048 | 3.2 | 6.0 | 300 | 立向下、仰 | ≤6.4 |
4.0 | 10.0 | ≤8.0 | |||
5.0 | 300、400 | 平、立向下 | ≤6.4 |
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