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... Leer más
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) ... Leer más
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... Leer más
Black Painted LSAW / ERW Welded Seamless Carbon Steel Pipe For Construction Specifications: Usage:straigth seam welded pipes with 3PE,usually used as low pressure liquid transportation and structure NAME LSAW... Leer más