| 品种 |
标准号 |
种 类 |
牌 号 |
用途及特点 |
| 热镀锌 |
Q/BQB
422-2000
|
非合金热镀锌钢带 |
DC51D+Z,DC52D+Z,
DC53D+Z,DC54D+Z,
DC56D+Z
|
包括一般用,机械咬口用,深冲用,超深冲用材质。当镀锌量大时,耐腐蚀性优越,可作暴露件用;镀锌量小时,加工性能良好 |
| S220GD+Z,S250GD+Z,
S280GD+Z,S320GD+Z,
S350GD+Z
|
可作结构用,耐腐蚀性和加工性能良好
|
| H220PD+Z,H260PD+Z,
H300LAD+Z,H380LAD+Z,
H420LAD+Z,H180YD+Z,
H260BD+Z
|
包括含磷钢、低合金钢、和烘烤硬化钢,材质的耐腐蚀性好,加工性能优越 |
| 合金化热镀锌钢带 |
DC51D+ZF,DC52D+ZF,
DC53D+ZF,DC54D+ZF,
DC56D+ZF,
S220GD+ZF,S250GD+ZF,
S280GD+ZF,S320GD+ZF,
H350GD+ZF,H220PD+ZF,
H260PD+ZF,H300LAD+ZF,
H340LAD+ZF,H180BD+ZF,
H260BD+ZF
|
包括冲压用、结构用、冷成型用材质,与纯镀锌层相比,合金化热镀锌的涂附性和焊接性能更优越,但在加工过程中易产生粉化剥离
|