GB/T 33156
GB/T 33156 (气弹簧用精密焊接钢管)· GB (中国) · 16 种材料
| 名称 | 材料组别 | |
|---|---|---|
| Q195 | 结构钢 | chevron_right |
| Q215A | 结构钢 | chevron_right |
| Q215B | 结构钢 | chevron_right |
| Q235A | 结构钢 | chevron_right |
| Q235B | 结构钢 | chevron_right |
| Q235C | 结构钢 | chevron_right |
| Q235D | 结构钢 | chevron_right |
| Q275A | 结构钢 | chevron_right |
| Q275B | 结构钢 | chevron_right |
| Q275C | 结构钢 | chevron_right |
| Q275D | 结构钢 | chevron_right |
| Q345A | 结构钢 | chevron_right |
| Q345B | 结构钢 | chevron_right |
| Q345C | 结构钢 | chevron_right |
| Q345D | 结构钢 | chevron_right |
| Q345E | 结构钢 | chevron_right |