Awwa C210 Standard Gr.B Steel Grade FBE Coating Ssaw Steel Tube What is SSAW Steel Pipe? SSAW steel pipe is made up of hot-rolled coiled steel using a double-sided submerged arc welding method. The welding ... Подробнее
X42 X52 Gr.B Steel Grade Ssaw Steel Tube Electric Power Pipe Bridge SSAW steel pipe is formed by rolling and welding a steel strip in a helix or spiral direction, making the weld seam in a spiral line. The ... Подробнее