Cold Rolled Steel Tube With Bright Surface

Steel Standard and Grade:

DIN 2391   ST35, ST45, ST52

EN 10305-1  E235, E355 etc

ASTM A519  1010, 1020, 1026, 1045

JIS G3445  STKM 12A -13B

Size:

Outer diameter: 6 to 89 mm

Wall thickness: 1 to 10 mm.

Other Surface Treatment

1. Bare Tube (No coating): Bright and smooth, Surface Roughness both inner and outer surface 0.2Ra Maximum for special requirement

2. Surface Coating

 A. Silver galvanized

 B. Yellow galvanized

 C. Olive green coated

Layer thickness: 8-20um, Salty Spray Test: 48-150 hours

Export packing: 

Coated with oil, All items shall be plain end, woven package. Two slings in each bundle.