NF M 81-636
NF M 81-636 (采矿设备链式输送机与刨煤机用高强度钢链(圆链节)规范验收测试)· AFNOR NF (法国) · 15 种材料
| 名称 | 材料组别 | |
|---|---|---|
| 20 M 5 | 结构钢 | chevron_right |
| 20 NC 6 | 结构钢 | chevron_right |
| 20 NCD 2 | 结构钢 | chevron_right |
| 21 B 3 | 结构钢 | chevron_right |
| 22 NCD 2 | 结构钢 | chevron_right |
| 23 D 5 | 结构钢 | chevron_right |
| 23 MNCD 5 | 结构钢 | chevron_right |
| 23 NCDB 2 | 结构钢 | chevron_right |
| 25 MNCD 6 | 结构钢 | chevron_right |
| 25 MNCDV 5 | 结构钢 | chevron_right |
| 25 MNCDV 6 | 结构钢 | chevron_right |
| 25 MNDC 6 | 结构钢 | chevron_right |
| 25 MS 5 | 结构钢 | chevron_right |
| XC 18 | 结构钢 | chevron_right |
| XC 25 | 结构钢 | chevron_right |