+
  • 4(26).jpg
  • ggg (6).jpg
  • ggg (8).jpg
  • ggg (7).jpg
  • 3(42).jpg

ERW Steel Pipe

ERW steel pipe is a straight seam electric resistance welded pipe, abbreviated as ERW pipe, which is a round pipe welded by steel plates. It is used to transport vapor and liquid objects such as oil and n atural gas, and can meet various requirements of high and low pressure.

Key:Aluminum

Category:Aluminum

Product Details


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 

外径 (mm)

壁厚 (mm)

外径 (mm)

壁厚 (mm)

33.4
(1")

2.1-2.4

Φ133       

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

Φ139.7
(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

Φ152 

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

Φ159   

3.25-6.75

Φ60.3 
(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

Ф73

3.0-4.75

Φ165           

3.0-6.0

4.8-5.25

6.25-7.0

5.5-7.0

/

Φ76.1

 

GET A FREE QUOTE