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熔化焊用钢丝之例
| 钢种 | 序号 | 牌号 | 化学成分(质量％) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Mn | Si | Cr | Ni | Mo | V | Cu | 其他 | S≤ | P≤ | |||
| 碳素结构钢 | 1 | H03A | ≤0.10 | 0.30～0.55 | ≤0.03 | ≤0.20 | ≤0.30 | - | - | ≤0.20 | - | 0.03 | 0.03 |
| 碳素结构钢 | 2 | H08E | ≤0.10 | 0.30～0.55 | ≤0.03 | ≤0.20 | ≤0.30 | - | - | ≤0.20 | - | 0.02 | 0.02 |
| 碳素结构钢 | 3 | H08C | ≤0.10 | 0.30～0.55 | ≤0.03 | ≤0.10 | ≤0.10 | - | - | ≤0.20 | - | 0.015 | 0.015 |
| 碳素结构钢 | 4 | H08MnA | ≤0.10 | 0.80～1.10 | ≤0.07 | ≤0.20 | ≤0.30 | - | - | ≤0.20 | - | 0.03 | 0.03 |
| 碳素结构钢 | 5 | H15A | 0.11～0.18 | 0.35～0.65 | ≤0.03 | ≤0.20 | ≤0.30 | - | - | ≤0.20 | - | 0.03 | 0.03 |
| 碳素结构钢 | 6 | H15Mn | 0.11～0.18 | 0.80～1.10 | ≤0.03 | ≤0.20 | ≤0.30 | - | - | ≤0.20 | - | 0.035 | 0.035 |
| 合金结构钢 | 7 | H10Mn2 | ≤0.12 | 1.50～1.90 | ≤0.07 | ≤0.20 | ≤0.30 | - | - | ≤0.20 | - | 0.035 | 0.035 |
| 合金结构钢 | 10 | H10MnSi | ≤0.14 | 0.80～1.10 | 0.60～0.90 | ≤0.20 | ≤0.30 | - | - | ≤0.20 | - | 0.035 | 0.035 |
