Specification of Galvalume Steel Coil

Standard JIS3321,ASTM A792M
Thickness 0.16mm-2.5mm,
Width 750mm-1250mm,
Coil ID 508/610mm
Coil weight 2-20ton/coil
Coating Weight AZ30 to AZ275g/㎡, double side
Spangle Small spangle


Steel Type & Grade:
Steel type AS1397-2001 EN10215-1995 ASTM A792M JIS G3312:1998 ISO9364-2001
Cold Forming & Deep Drawing G2+AZ DX51D+AZ CS type B SGLCC 1
type C
G3+AZ DX52D+AZ DS SGLCD 2
Structural Steel G250+AZ DZG 255 / 250
G300+AZ / / / /
G350+AZ S350GD+AZ 345 Class1 SGLC490 350
G550+AZ S550GD+AZ 550 SGLC570 55


Surface Treatment:
Surface Treatment Feature
Chemical Treatment Minimize the chance of humid-storage staining forms a dark gray surface discoloration on the surface
Retain the bright metallic luster for a long period
Oil Minimize the tendency for humid-storage stain
Chemical Treatment &Oil The chemical treatment provides very good protection against humid-storage staining, while the oil provides lubricity for operation
Dry Must be transported and stored with special precautions to preserve low-humidity conditions
Anti-finger Print Minimize the chance of humid-storage staining forms a dark gray surface discoloration on the surface