等級
20#, 45#, 16Mn, A53(A、B), A106 (BのC)
Wall thickness
SCH 10,SCH40,SCH60,SCH80,SCh160 XXS
Surface treatment
Black painted, Oiled
End protector
plastic pipe cap
Packing
Sea Worthy Packing
Usage
Oil Gas Sewage Transport,Drill Pipe
Keyword
high quality seamless steel pipe