不锈钢工业管的钢种化学成分
| 钢种 | 化学成分（%） | |||||||
| C | Si | Mn | P | S | Ni | Cr | Mo | |
| AISI430 | ≤0.12 | ≤1.00 | ≤0.04 | ≤0.040 | ≤0.030 | 16.00-18.00 | ||
| AISI304 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.040 | ≤0.030 | ≤8.00-11.00 | 18.00-20.00 | |
| AISI326 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.030 | ≤0.030 | ≤11.00-14.00 | 16.00-18.00 | 2.00-3.00 |
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