Cold Rolled Seamless Steel Tube A: Tolerance:0-0.05mm B: Roughness:0.2-0.8um C: Straightness:1mm/1000mm D: Smooth surface

Cold Rolled Precision Seamless Steel Tube:

A: smooth surfaceB: high precision sizeC: rust prevention treatment: oiled

 

Precision steel Tube Standard:Din2391 Material:St52,St35,ST37 and so on

 Cold drawn or cold rolled precision seamless steel tubes

 

Features:1) Standard:DIN2391 GB/T3639

2)Grade: 10#  20#  35#  45#  St52  St35  ST37  C45 SAE1045  SAE1020 and so on

3) Sizes: O.D :5mm- 80mm; W.T:0.5~10mm

4) Packing:as your inquiry

5) Heat condition:as your inquiry