ERW Steel Pipe-ERW Steel Pipe
ERW Steel Pipe( Electric Resistance Welded Steel Pipe )Mild steel pipe,Black steel pipe ERW:Electric Resistance Welded Steel Pipe. EFW Electric Fusion Welded pipe Standard API SPEC 5L, GB/T 9711-1, GB/T 9711-2, ISO 3183-1, ISO 3193-2. API 5L PSL1/PSL2 Gr.A,Gr.B,X42,X46,X52,X56,X60,X65,X70. EN S275, S275JR, S355JRH, S355J2H mild steel erw pipe grade s275jr
Contact Supplier
upvc pipe bs standard d square