| 牌号 | A523 Grade B |
|---|---|
| 对应标准 | ASTM A523/A523M-2021
高压管式电缆线路用平端无缝和电阻焊钢管 Plain End Seamless and Electric-Resistance-Welded Steel Pipe for High-Pressure Pipe-Type Cable Circuits |
| 归类 | 碳钢 |
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