| 材料類別 |
寶鋼企業(yè)標(biāo)準(zhǔn) |
牌號(hào) |
說(shuō)明 |
| 低碳鋼和/或超低碳鋼 |
Q/BQB420 |
DC51D+Z DC51D+ZF |
一般用 |
| DD51D+Z |
| DC52D+Z DC52D+ZF |
沖壓用 |
| 超低碳鋼 |
DC53D+Z DC53D+ZF |
深沖用 |
| DC54D+Z DC54D+ZF |
特深沖用 |
| DD54D+Z |
| DC56D+Z DC56D+ZF |
超深沖用 |
| 碳素鋼或低合金鋼 |
S220GD+Z,S220GD+ZF S250GD+Z,S250GD+ZF S280GD+Z,S280GD+ZF S320GD+Z,S320GD+ZF S350GD+Z,S350GD+ZF S550GD+Z,S550GD+ZF |
結(jié)構(gòu)用 |
| 加磷高強(qiáng)度鋼 |
H220PD+Z,H220PD+ZF |
冷成形用 |
| H260PD+Z,H260PD+ZF |
| 低合金高強(qiáng)度鋼 |
H300LAD+Z,H300LAD+ZF H340LAD+Z,H340LAD+ZF H380LAD+Z,H420LAD+Z |
| HR340LAD+Z HR420LAD+Z |
| 超低碳高強(qiáng)度鋼 |
H180YD+Z,H180YD+ZF H220YD+Z,H220YD+ZF H260YD+Z,H260YD+ZF |
| 烘烤硬化高強(qiáng)度鋼 |
H180BD+Z,H180BD+ZF H220BD+Z,H220BD+ZF H260BD+Z,H260BD+ZF |
|
