| 牌号 | A522 Type Ⅰ |
|---|---|
| 对应标准 | ASTM A522/A522M-2022
低温用锻造或轧制8%和9%镍合金钢法兰、配件、阀门和零件的标准规范 Standard Specification for Forged or Rolled 8 and 9%Nickel Alloy Steel Flanges, Fittings, Valves, and Parts for Low-Temperature Service |
| 归类 | 合金钢 |
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