IS 4923
IS 4923 (结构用空心型钢)· IS (印度) · 8 种材料
| 名称 | 材料组别 | |
|---|---|---|
| CFS YSt 210 | 结构钢 | chevron_right |
| CFS YSt 240 | 结构钢 | chevron_right |
| CFS YSt 310 | 结构钢 | chevron_right |
| CFS YSt 355 | 结构钢 | chevron_right |
| HFS YSt 210 | 结构钢 | chevron_right |
| HFS YSt 240 | 结构钢 | chevron_right |
| HFS YSt 310 | 结构钢 | chevron_right |
| HFS YSt 355 | 结构钢 | chevron_right |