GB/T 42678
GB/T 42678 (石油和天然气工程用热轧型钢)· GB (中国) · 20 种材料
| 名称 | 材料组别 | |
|---|---|---|
| Q275YQC | 结构钢 | chevron_right |
| Q275YQD | 结构钢 | chevron_right |
| Q275YQE | 结构钢 | chevron_right |
| Q275YQL | 结构钢 | chevron_right |
| Q355YQC | 结构钢 | chevron_right |
| Q355YQD | 结构钢 | chevron_right |
| Q355YQE | 结构钢 | chevron_right |
| Q355YQL | 结构钢 | chevron_right |
| Q390YQC | 结构钢 | chevron_right |
| Q390YQD | 结构钢 | chevron_right |
| Q390YQE | 结构钢 | chevron_right |
| Q390YQL | 结构钢 | chevron_right |
| Q420YQC | 结构钢 | chevron_right |
| Q420YQD | 结构钢 | chevron_right |
| Q420YQE | 结构钢 | chevron_right |
| Q420YQL | 结构钢 | chevron_right |
| Q460YQC | 结构钢 | chevron_right |
| Q460YQD | 结构钢 | chevron_right |
| Q460YQE | 结构钢 | chevron_right |
| Q460YQL | 结构钢 | chevron_right |