Hot-dip Aluminum-zinc/Zinc-Aluminum coated steel
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- Hot-dip zinc-aluminium coating (ZA) : application of a zinc-aluminum coating by immersing the prepared strip in a molten bath of zinc-aluminum. The composition of the bath is approximately 5% aluminium, small amounts of mischmetal and the balance zinc.
- Hot-dip aluminium-zinc alloy coating (AZ): application of a aluminium-zinc coating by immersing the prepared strip in a molten bath of zinc-aluminum-silicon. The composition of the bath is 55% aluminium, 1.6% of silicon and the balance zinc.
Grade |
Standard |
T (mm) |
Surface Treatment |
Coating mass |
|
DX53D+ZA,DX51D+ZA,DX52D+ZA, |
EN10346 |
0.2-3.0 |
C , |
ZA095, |
|
S220GD+ZA, S250GD+ZA, |
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|
HX260BD+AZ,HX220BD+AZ, |
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|
SGLHC,SGLH400,SGLH440, |
JIS G3321 |
1.6-2.3 |
C ,O ,X, NC, M |
AZ70, AZ90, AZ120, AZ150, AZ170, AZ185, AZ200 |
|
SGLCC, SGLCD, SGLCDD, SGLC400, SGLC440, SGLC490, SGLC570 |
0.25-2.3 |
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|
A792 CS, A792 DS, A792 FS, A792 THS, |
ASTM A792/A792M |
0.25-3 |
AZ30(AZM100), AZ35(AZM110), AZ40(AZM120), AZ50(AZM150), AZ50(AZM165), AZ60(AZM180), AZ70(AZM210) |



