等級
10#, 20#, 45#, A213, 35CrMo4, 30CrMo, Q235, Q345, Q195, ST37, ST52, St45, ST35, ST37.4
Secondary Or Not
Non-secondary
color of steel tube
slivery
tolerance of steel tube
+/-0.03mm
shape of steel tube
round pipe
technology of steel tube
cold drawn & cold rolled
Standard
ASTM, DIN, GB, JIS, DIN 2391,
Usage
Drill Pipe, Fluid Pipe, Hydraulic Pipe, Oil Pipe, Structure Pipe
Product name
STKM11A STKM13A Seamless Mild Carbon Steel Round Tubes
Surface
Customers't Requirement
Material
10#.20# 45# 16Mn etc