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切割 · 激光 · 水刀 · 等离子 · 工艺

不锈钢切割工艺怎么选:激光、水刀、等离子与锯切

激光切缝窄、热影响小,适合薄板精密切割;水刀无热影响,适合厚板与忌热材料;等离子速度快但热影响大;锯切适合管材与厚料。
不锈钢常用切割工艺对比:
| 工艺 | 适用厚度 | 特点 | 注意事项 | |---|---|---|---| | 激光切割 | 薄板至中厚板 | 切缝窄、精度高、速度快 | 厚板效率下降;切口可能挂渣,需去毛刺 | | 水刀切割 | 薄板至厚板 | 无热影响区、不改变材质 | 速度较慢、成本较高;切缝略宽 | | 等离子切割 | 中厚板 | 速度快、成本低 | 热影响区较大,切口需加工;不锈钢多用氮气保护 | | 锯切/砂轮切割 | 管材、厚料 | 端面平整、适合下料 | 效率低;注意冷却与毛刺 |
选择建议:
1) 薄板精密件、外观件 → 激光; 2) 厚板、忌热影响、后续需保持耐蚀 → 水刀; 3) 厚板粗下料、成本敏感 → 等离子(注意切口氧化与后续加工余量); 4) 管材、棒材 → 锯切。
切割后处理:去毛刺、清除切割挂渣与氧化层;对耐蚀关键件,切割热影响区应去除或酸洗钝化。
Compiled by SteelWe editors and industry experts. For industry exchange only; not trading or investment advice. Cite the source when quoting.
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