ASTM A513 DOM Cold Drawn Welded Steel Tube

ASTM A513 1020 DOM Cold Drawn Welded Steel Tube

Steel Grade/Steel Material:

E155,E195,E235,E275,E355

Size Range:

OD: 4.0-420mm

WT:0.5-50mm

Length: max 12000mm

Our regularproduction size 60x50 42x3.2mm

Process:

The cold drawn welded tube is produced by drawing ERW (electric resistance welded tube) through a die and over a mandrel plug.During this process the sizing (wall thickness, inside and outside diameter), as well as weld integrity and surface finish is closely controlled to produce tube of the required size and mechanical property characteristics.

Tube Finishing Options:

Our tubes can be additionally treated to achieve the exact finishes and ends needed by customers. These are some of the additional operations that can be performed on our tube:Drawing, Heat treatment, Bulging, Swaging, Cutting, Deburring, Vibro cleaning, Threading,De-rusting, Chamfering, Washing.

Surface treatment: Oiled, black painted, hot dipped galvanized or phosphate coating as required.

Both ends of each crate will indicate the order no., heat no., dimensions, weight and bundles or as requested.

 Characteristic: 

Good concentricity

Good OD and ID tolerance

High Precision

Stable quality

Smooth Roughness

TORICH QUALITY ASSURANCE