GB/T 38817
GB/T 38817 (大线能量焊接用钢)· GB (中国) · 17 种材料
| 名称 | 材料组别 | |
|---|---|---|
| Q355B | 结构钢 | chevron_right |
| Q355C | 结构钢 | chevron_right |
| Q355D | 结构钢 | chevron_right |
| Q355E | 结构钢 | chevron_right |
| Q390B | 结构钢 | chevron_right |
| Q390C | 结构钢 | chevron_right |
| Q390D | 结构钢 | chevron_right |
| Q390E | 结构钢 | chevron_right |
| Q420C | 结构钢 | chevron_right |
| Q420D | 结构钢 | chevron_right |
| Q420E | 结构钢 | chevron_right |
| Q460C | 结构钢 | chevron_right |
| Q460D | 结构钢 | chevron_right |
| Q460E | 结构钢 | chevron_right |
| Q500C | 结构钢 | chevron_right |
| Q500D | 结构钢 | chevron_right |
| Q500E | 结构钢 | chevron_right |