ERW Steel Pipe (Electric Resistance Welded Pipes), EFW 1. Outer diameter: 6-610mm 2. Wall thickness: 1.65-22mm, 3. Standard: API 5L, BS1387-85, JIS-G344, GB/T3091-2001 4. Material: Q195, Q235, Q345, S355J2H, ST37, ST52 5. Length: 0.5mtr-20mtr 6. End: square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled, 7. Surface: light oiled, hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating / Anti rust oil, Protective Coatings (Coal Tar Epoxy, Fusion Bond Epoxy, 3-layers PE) 8. Packing: as per customer’s requests Used for Crude oil, pipelines, Natural gas pipelines, Water supply lines, Foundation piles, Industrial pipeline networks, Steel constructors, etc. Pls contact me via summer(at)hnssd(dot)com / +86 0731 88678503 +86 15974114261