Product Name | FIRE FIGHTING PIPES |
Application | For fire fighting |
Size |
OD: 21.3-355mm WT: 2.11-10.31mm LENGTH:3-12mm |
Standard&Grade | ASTM A53-2007, ASTM A789-2001, ASTM A789M-2001, ASTM A795 |
End | Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled/Threaded Ends |
Surface | Bare, Black, Red painting, Anti-corrosion, Galvanized |
Packing | Bundled/In Bulk, Waterproof Paper Wrapped |
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