ERW Pipe GB / T9711.1 - 1997 Q235 Carbon Steel Tube X42 X46 X56 Specifications: Standard: 5L API - American Petroleum Institute standards (PSL1, PSL2) GB/T9711 - China National Standard (GB/T9711.1, B/T9711.2) ... Leggi di più
3LPE / Raw / Painting / Galvanized Carbon Steel ERW Pipe Welded Steel Tube Specifications: Standard: 5L API - American Petroleum Institute standards (PSL1, PSL2) GB/T9711 - China National Standard (GB/T9711.1... Leggi di più
Large Diameter 24" ERW Steel Pipe , Longitudinal Straight API 5L Seamless Pipe Specifications: ERW express resistance welding, resistance welding with high production efficiency, low cost, saving materials, ... Leggi di più
30 Inch Metal ERW Steel Pipe Seamless Mechanical Tube with API 5L / ISO Certificates Specifications: ERW express resistance welding, resistance welding with high production efficiency, low cost, saving ... Leggi di più
Galvanized 20# 16Mn ERW Steel Pipe with high Tensile Strength 420Mpa - 440Mpa Specifications: ERW express resistance welding, resistance welding with high production efficiency, low cost, saving materials, easy ... Leggi di più
ERW High Frequency Welding steel tube pipe API 5L GrB A106B A53B Specifications: Standard: 5L API - American Petroleum Institute standards (PSL1, PSL2) GB/T9711 - China National Standard (GB/T9711.1, B/T9711.2) ... Leggi di più
3LPE ERW L80 Pipe Carbon Steel Welded Pipe Tube Specifications: Standard: 5L API - American Petroleum Institute standards (PSL1, PSL2) GB/T9711 - China National Standard (GB/T9711.1, B/T9711.2) Usage: used in ... Leggi di più
Q245B Q345B 16Mn Hot Finished / Cold Finished ERW Carbon Steel Pipe For Fluid Specifications: ERW steel pipe (express resistance welding steel pipe), resistance welding with high production efficiency, low cost... Leggi di più
Q195 Q235 Black Erw Steel Pipe Welded Steel Gas Pipe Large Diameter Specifications: Standard: 5L API - American Petroleum Institute standards (PSL1, PSL2) GB/T9711 - China National Standard (GB/T9711.1, B/T9711... Leggi di più