St52 seamless steel pipe
St52 seamless steel pipe – We are specialized in offering St52 seamless pipe for Mines, transportation, chemicals and other machinery.
Commodity: Seamless steel pipe
Size: OD:20mm-300mm WT:2mm-30mm
ID tolerance: H7,H8,H9
Surface roughness: Ra 0.02— 0.4?m
Length: According to the request of the clients
Grade: st52(16Mn,Q345D).
Standard: GB/T8713,GB/T3639,DIN2391 EN10305,ASTMA519