GB/T 30060
GB/T 30060 (石油天然气输送管件用钢板)· GB (中国) · 9 种材料
| 名称 | 材料组别 | |
|---|---|---|
| Q245PF | 结构钢 | chevron_right |
| Q290PF | 结构钢 | chevron_right |
| Q320PF | 结构钢 | chevron_right |
| Q360PF | 结构钢 | chevron_right |
| Q390PF | 结构钢 | chevron_right |
| Q415PF | 结构钢 | chevron_right |
| Q450PF | 结构钢 | chevron_right |
| Q485PF | 结构钢 | chevron_right |
| Q555PF | 结构钢 | chevron_right |