Product introduction ERW Steel Pipe: Pipe Type: ERW Pipe, ERW Steel Pipe, Electric Resistance Welded Pipe Application: For Low Pressure Fluid Transmission, Machinery Manufacturing Specification: OD: 21.3mm ~ 660mm WT: 1mm ~ 17.5mm LENGTH: 0.5mtr ~ 22mtr (5.8/6/11.8/12 meters, SRL, DRL) Standard & Grade: API 5L PSL1/PSL2 Gr.A,Gr.B,X42,X46,X52,X56,X60,X65,X70 ASTM A53, ASTM A500, JIS G3466, ASTM A252, ASTM A178, AN/NZS 1163, AN/NZS 1074, EN10219-1, EN10217-1 End: Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosive Coating Packing: Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped Production Process for ERW steel pipe: 1.Uncoiling 2. Leveling --- 3. End cutting --- 4. End shearing welding --- 5. Supercoil accumulator --- 6. Edge cutting --- 7. Ultrasonic detection --- 8. Forming --- 9. Electric induction welding --- 10. Ultrasonic detection for weld seam --- 11. Medium frequency heat treatment --- 12. Air cooling --- 13. Water cooling --- 14. Sizing --- 15. Flying cutting --- 16. Flush-out --- 17. Cropping --- 18. Flattening testing --- 19. Straightening --- 20. End facing and bevelling --- 21. Hydrodynamic testing --- 22. Ultrasonic detection for weld seam --- 23. Ultrasonic detection for pipe end --- 24. Visual and dimensions inspection --- 25.Weighting and measuring --- 26. Marking --- 27. Coating --- 28. Pipe-end protection --- 29. Bending --- 30. Shipping Specification of ERW steel pipe: API 5L/ASTM A53 GR.B (Small Diameter ERW Steel Pipe) Outside Diameter Wall Thickness Outside Diameter Wall Thickness (mm) (mm) (mm) (mm) 33.4 (1") 2.1-2.4 133 3.0-5.75 2.5-3.25 6.0-7.75 3.5-4.0 8.0-10 42.3 (1.2") 2.1-2.4 139.7 (5) 3.0-4.5 2.5-3.5 4.75-5.75 3.75 6.0-7.75 4.0-5.0 8.0-10 48.3 (1.5") 2.1-2.4 152 3.0-4.5 2.5-3.25 4.75-5.75 3.5-3.75 6.0-7.75 4.0-4.25 8.0-10.0 4.5-6.0 159 3.25-6.75 60.3 (2) 3.0-4.0 6.8-7.75 4.25-4.75 8.0-10.0 5.0-5.75 10.0-11.75 73 3.0-4.75 165 3.0-6.0 4.8-5.25 6.25-7.0 5.5-7.0 76.1 Warehouse Storage Shandong Jintuo Metal Materials Co., Ltd is located in Liaocheng City, the capital of steel tubes. It is a large enterprise specializing in the sales of carbon steel, stainless steel, galvanized color coated products, and copper and aluminum.Our company adopts a flexible business approach and management mechanism to provide good services to customers, while also considering the interests of the owner and the project, in order to ensure the quality of the project.