"ERW Steel Pipe" : It is also called Straight Seam Resistance Welding Pipe as well as"Electric Resistance Welding", abbreviated as ERW,it is belongs to high Frequency Resistance Welding Steel Pipe, Welding Temperature above 1000℃. Resistance Welding has the characteristics of High Production Efficiency, Low Cost, Easy Automation.

Manufactory Process:

Pre-Bending, Continuous Forming, Welding, Heat Treatment, Sizing, Straightening, Cutting and other processes

Feature:

• Short Weld
• High Dimensional Accuracy
• Uniform Wall Thickness
• Good Surface Quality
• High Pressure Advantages

Standard:

• ASTM A53 Gr.B
• API 5L GR.B、X42、X46、X52
• ASTM A252
• AS/NZS1163-2016 C250/C350/C450
• EN10219/EN10210 S235JR、S355JR