Astm A252 Gr.3 Piling Pipe Saw Steel Tube Epoxy Paint Coating For Project 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. ... और अधिक पढ़ें
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 ... और अधिक पढ़ें
En 10217-1 Standards Ssaw Steel Pipe Pressure Purposes P235tr1 Grade Spiral steel pipe is a steel strip coil plate of raw materials, often warm extrusion molding, with automatic double wire welding double-sided ... और अधिक पढ़ें