Suzhou Baoxin Seamless Steel Pipe Co,LtD

Tubing,Casing and Line PipeApplicationConveying gas,water,and oil in the petroleum and natural gas industries. Tubing and Casing for the petroleum and natural gas industries.Production Standard?Grade?Steel No.API 5L PSL1 L175/A25,L210/A,L245/B,L290/X42,L320/X46,L360/X52,L485/X70 PSL2 L245R/BR,L290N/X42N?L320N/X46N,L360N/X52N,L415/X60N API 5CT PSL1,PSL2,PSL3 H40,J55,K55,N80 GB/T 9711.1 L175,L210,L245,L290,L320?L360 GB/T 9711.2 L245NB,L290NB,L360NB GB/T 9711.3 L245NC,L290NC,L360NC [详细介绍]