ISO 23213
ISO 23213 (床垫及座靠垫用碳素弹簧钢丝)· ISO (国际标准) · 6 种材料
| 名称 | 材料组别 | |
|---|---|---|
| Type I | 结构钢 | chevron_right |
| Type II | 结构钢 | chevron_right |
| Type III | 结构钢 | chevron_right |
| Type IV Grade A | 结构钢 | chevron_right |
| Type IV Grade B | 结构钢 | chevron_right |
| Type V | 结构钢 | chevron_right |
ISO 23213 (床垫及座靠垫用碳素弹簧钢丝)· ISO (国际标准) · 6 种材料
| 名称 | 材料组别 | |
|---|---|---|
| Type I | 结构钢 | chevron_right |
| Type II | 结构钢 | chevron_right |
| Type III | 结构钢 | chevron_right |
| Type IV Grade A | 结构钢 | chevron_right |
| Type IV Grade B | 结构钢 | chevron_right |
| Type V | 结构钢 | chevron_right |