GB/T3639 10 20 16mn 35 45 30CrMo 42CrMo Seamless Steel Tube and Pipe
Port:Shanghai,China
Type:Seamless









Be used for hydraulic system,motorcycle and automobile vibration damper and other
fields that have high requirements to steel pipe's precision,finish,cleanness and mechanic properties.

Outer diameter of cold-rolled precision seamless steel tube 10-70mm

Wall thickness 1-13mm executive standard:

GB / T 3639 cold drawn or cold rolled precision seamless steel tubes

DIN2391 cold drawn or cold rolled precision seamless steel pipe

EN10305-1 seamless cold drawn pipe

En10305-2 Welded cold drawn pipe

ASTM A519 seamless carbon steel pipe and alloy steel pipe for machinery

FAQ

1. Are you factory or trading company?

     YES, We are factory in jiangsu of china for many years. 
     We can give you the factory price directly.

 2. Could you provide the samples?
     Sure, but it is just for normal sizes, and the freight will be paid by you.

 3.What is your MQO?
    1tons, it is better for bundles.

 4.Do you have stockist goods?
   YES, But you must send me the sizes you need , let me check it for you.