GOST R ISO 3183-2
GOST R ISO 3183-2 (工艺管道用钢管规范第 2 部分B 类管的要求)· GOST (俄罗斯) · 16 种材料
| 名称 | 材料组别 | |
|---|---|---|
| L245MB | 结构钢 | chevron_right |
| L245NB | 结构钢 | chevron_right |
| L290MB | 结构钢 | chevron_right |
| L290NB | 结构钢 | chevron_right |
| L360MB | 结构钢 | chevron_right |
| L360NB | 结构钢 | chevron_right |
| L360QB | 结构钢 | chevron_right |
| L415MB | 结构钢 | chevron_right |
| L415NB | 结构钢 | chevron_right |
| L415QB | 结构钢 | chevron_right |
| L450MB | 结构钢 | chevron_right |
| L450QB | 结构钢 | chevron_right |
| L485MB | 结构钢 | chevron_right |
| L485QB | 结构钢 | chevron_right |
| L555MB | 结构钢 | chevron_right |
| L555QB | 结构钢 | chevron_right |