STANDARDS

EN10305-2

Welded cold drawn tubes

EN10305-3

Welded cold sized tubes

EN10305-5

Welded and cold sized square and rectangular tubes

EN10305-6

Welded cold drawn tubes for hydraulic and pneumatic power systems

GB 31315

Cold drawn or cold rolled precision weld steel tubes for mechanical structures

DIN 2393

Welded precision steel tubes

ASTM A513

Electric- Resistance- WeldedCarbon and Alloy Steel Mechanical Tubing

Product Name:

Welded precision steel pipes

Outer Diameter Size:

4-150mm

Length:

1-12m exact length

OD Tolerance:

±0.05mm

Thickness:

0.5-8mm

Surface:

black,pickled,cold rolled,coated

Steel Grade:

ST37, ST35, ST52, A106, A53, Q195, Q235, E235, E255

Application：

Petroleum, chemical, machinery, electric power, shipbuilding, papermaking, construction etc.

Delivery Conditions:

Cold drawn/hard(+C),Soft annealed(+A), Normalized(+N)

Mainly Products:

Welded precision steel pipes, Oval welded precision steel tubes, Rectangular welded precision steel tubes, Square welded precision steel tubes