FEATURES Electric Resistance Welded Steel Pipe Usage: Used for low pressure liquid delivery, such as water, gas, and oil. Oil drilling and machinery manufacturing, etc. ERW : Electric Resistance Welded pipe HFI: High Frequency Induction weld pipe EFW: Electric Fusion Welded Pipe Standard: API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, JIS…