GB/T 8749
GB/T 8749 (热轧优质碳素结构钢带)· GB (中国) · 26 种材料
| 名称 | 材料组别 | |
|---|---|---|
| 08 | 结构钢 | chevron_right |
| 08Al | 结构钢 | chevron_right |
| 10 | 结构钢 | chevron_right |
| 15 | 结构钢 | chevron_right |
| 15Mn | 结构钢 | chevron_right |
| 20 | 结构钢 | chevron_right |
| 20Mn | 结构钢 | chevron_right |
| 25 | 结构钢 | chevron_right |
| 25Mn | 结构钢 | chevron_right |
| 30 | 结构钢 | chevron_right |
| 30Mn | 结构钢 | chevron_right |
| 35 | 结构钢 | chevron_right |
| 35Mn | 结构钢 | chevron_right |
| 40 | 结构钢 | chevron_right |
| 40Mn | 结构钢 | chevron_right |
| 45 | 结构钢 | chevron_right |
| 45Mn | 结构钢 | chevron_right |
| 50 | 结构钢 | chevron_right |
| 50Mn | 结构钢 | chevron_right |
| 55 | 结构钢 | chevron_right |
| 60 | 结构钢 | chevron_right |
| 60Mn | 结构钢 | chevron_right |
| 65 | 结构钢 | chevron_right |
| 65Mn | 结构钢 | chevron_right |
| 70 | 结构钢 | chevron_right |
| 70Mn | 结构钢 | chevron_right |