■寶鋼熱鍍鋅基板原料由寶鋼股份冷熱軋生產線提供,從而保證了原料的化學成分的穩定、鋼質的純凈以及優良的尺寸精度。
■寶鋼熱鍍鋅產線具有良好的在線鍍層厚度控制設備及各關鍵工序的質量控制手段,保證產品具有良好的鍍層控制精度、出色的涂附性能、焊接性能。
項目 | 特征 |
鍍層種類 | 純鋅 |
鋅鐵合金 | |
表面結構 | 零鋅花(鍍層不含鉛) |
小鋅花 | |
鍍層形式 | 純鋅等厚鍍層40/40-225/225 g/m2 |
純鋅差厚鍍層30-150(每面)g/m2 | |
鋅鐵合金鍍層(等厚)30/30-90/90g/m2 | |
尺寸范圍 | 冷軋基板:厚度為0.3-3.0mm |
寬度為800-1830mm | |
熱軋基板:厚度為1.8-2.8mm | |
寬度為900-1500mm | |
鋼種 | 沖壓用鋼:一般用、沖壓用、深沖用、超深沖用、特超深沖用 |
結構用鋼:220-550MPa(屈服強度) | |
冷成型用高強度鋼:180-420MPa(屈服強度) |
■沖壓用鋼
Q/BQB 420-2003 | Q/BQB 420-2001 | Q/BQB 422-2000 |
DC51D+Z(St01Z,St02Z,St03Z) | St01Z,St02Z,St03Z | DC51D+Z |
DC51D+ZF | DC51D+ZF | |
DC52D+Z(St04Z) | St04Z | DC52D+Z |
DC52D+ZF | DC52D+ZF | |
DC53D+Z(St05Z) | St05Z | DC53D+Z |
DC53D+ZF | DC53D+ZF | |
DC54D+Z(St06Z) | St06Z | DC54D+Z |
DC54D+ZF | ||
DC56D+Z(St07Z) | St07Z | DC56D+Z |
DC56D+ZF | DC56D+ZF | |
DD51D+Z(St01ZR,St02ZR) | St01ZR,St02ZR | - |
DD54D+ZF(St06ZR) | - |
■ 結構用鋼
Q/BQB 420-2003 | Q/BQB 420-2001 | Q/BQB 422-2000 |
S220GD+Z,S220GD+ZF | - | S220GD+Z,S220GD+ZF |
S250GD+Z,S250GD+ZF | - | S250GD+Z,S250GD+ZF |
S280GD+Z(StE280-2Z) | StE280-2Z | S280GD+Z |
S280GD+ZF | S280GD+ZF | |
S320GD+Z,S320GD+ZF | - | S320GD+Z,S320GD+ZF |
S350GD+Z(StE345-2Z) | StE345-2Z | S350GD+Z |
S350GD+ZF | S350GD+ZF | |
S550GD+Z,S550GD+ZF | - | S550GD+Z,S550GD+ZF |
■ 冷成形用高強度鋼
Q/BQB 420-2003 | Q/BQB 420-2001 | Q/BQB 422-2000 |
H220PD+Z,H220PD+ZF | - | H220PD+Z,H220PD+ZF |
H260PD+Z,H260PD+ZF | - | H260PD+Z,H260PD+ZF |
H300LAD+Z,H300LAD+ZF | - | H300LAD+Z,H300LAD+ZF |
H340LAD+Z(HSA340Z) | HSA340Z | H340LAD+Z |
H340LAD+ZF | H340LAD+ZF | |
H380LAD+Z | - | H380LAD+Z |
H420LAD+Z(HSA410Z) | HSA410Z | H420LAD+Z |
H180YD+Z,H180YD+ZF | - | H180YD+Z,H180YD+ZF |
H220YD+Z,H220YD+ZF | - | - |
H260YD+Z,H260YD+ZF | - | - |
H180BD+Z,H180BD+ZF | - | H180BD+Z,H180BD+ZF |
H220BD+Z,H220BD+ZF | - | - |
H260BD+Z,H260BD+ZF | - | H260BD+Z,H260BD+ZF |
HR340LAD+Z(HSA340ZR) | HSA340ZR | - |
HR410LAD+Z(HSA410ZR) | HSA410ZR | - |
寶鋼2003版熱鍍鋅產品企業標準Q/BQB420-2003替代原Q/BQB420-2001、Q/BQB422-2000