Steel Type

AS1397-2001

EN 10215-1995

ASTM A792M-02

JIS G 3312:1998

ISO 9364-2001

Steel for Cold Forming and Deep Drawing Application

G2+AZ

DX51D+AZ

CS type B, type C

SGLCC

1

G3+AZ

DX52D+AZ

DS

SGLCD

2

Structural Steel

G250+AZ

S250GD+AZ

255

 -

250

G300+AZ

 -

 -

 -

 -

G350+AZ

S350GD+AZ

345 Class1

SGLC490

350

G550+AZ

S550GD+AZ

550

SGLC570

550

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 and Oil

The chemical treatment provides very good protection against humid-storage staining, while the oil provides lubricity for operations.

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.