发明名称 |
USES OF A RUSTPROOF STEEL SHEET EXCELLENT IN VARIOUS CHARACTERISTICS INCLUDING CORROSION RESISTANCE |
摘要 |
<p>A Zn-Cr plated steel sheet which is excellent in corrosion resistance and has a phase structure containing heretofore unknown phases eta x, delta x and tau x. The following characteristics (1) to (6) are exhibited by one or a combination of these phases: (1) eta x resistance to surface rusting; (2) tau x moldability; (3) eta x + delta x chipping resistance; (4) eta x + tau x corrosion resistance after working; (5) delta x + tau x secondary adhesion in warm water; (6) eta x + delta x + tau x resistance to pitting corrosion, eta x: hexagonal, a = 2.66 APPROX 2.74 ANGSTROM , c = 4.61 APPROX 4.95 ANGSTROM , delta x: hexagonal, a = 2.72 APPROX 2.78 ANGSTROM , c = 4.43 APPROX 4.60 ANGSTROM , tau x: cubic, a = 3.00 APPROX 3.06 ANGSTROM . <IMAGE></p> |
申请公布号 |
EP0607452(B1) |
申请公布日期 |
1998.09.16 |
申请号 |
EP19930914985 |
申请日期 |
1993.07.09 |
申请人 |
KAWASAKI STEEL CORPORATION |
发明人 |
NAKAMARU, HIROKI;FUJIMURA, TOHRU;OHNUMA, HIROAKI;MOCHIZUKI, KAZUO;MORITO, NOBUYUKI;KATAYAMA, MICHIO |
分类号 |
C25D3/56;(IPC1-7):C25D3/56;C25D5/26;C23F15/00 |
主分类号 |
C25D3/56 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|