Major producing equip list (SSAW)

NO EQUIPMENT PARAMETERS QTY. MAIN FUNCTION
1 Uncoiler machine  Coil width: Max 1600mm Coil Thickness: Max 25.4mm Coil weight: Max 36MT  1 Steel coil uncoiling 
2 Strip leveling machine  Plate Thickness: Max 25.4mm Plate Width: Max 1600mm Material: B-X80M  1 Leveling 
3 Coil Butt Welding unit  Plate Width: Max 1600mm Welding process: SAW  1 Coil Butt Welding 
4 Edge milling machine  Plate Thickness: Max 25.4mm Plate width: Max 1600mm Unilateral maximum milling: Max 15mm  1 Continuous edgemilling 
5 Forming unit  OD: φ400~φ2500mm Pipe Thickness: Max 25.4mm Material: B-X80M  1 Continuous forming 
6 Internal welding  OD: Φ400 ~ 2500mm Power source: DC1500+AC1200  1 Welding 
7 External welding  OD: Φ400 ~ 2500mm Power source: DC1500+AC1200  1 Welding 
8 Flying-sawing unit  OD: φ400~φ2500mm Pipe Thickness: Max 25.4mm Cutting accuracy: ±5mm  1 Steel-pipeLength-cutting 
9 Crane  QD32/5-30.5A5  3  

SSAW Steel Pipe process

(OD16"~100")

ssaw steel pipe process

1. Uncoiling

ssaw steel pipe process

2. Leveling

ssaw steel pipe process

3. Edge trimming&Forming

ssaw steel pipe process

4. Internal Welding

ssaw steel pipe process

5. External Welding

ssaw steel pipe process

6. Ultrasonic test

ssaw steel pipe process

7. Hydrostatic test

ssaw steel pipe process

8. RT inspection of pipe end

ssaw steel pipe process

9. RT inspection of pipe body

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Specializing in large diameter ultra-thick wall submerged arc welded steel pipe
and spiral submerged arc welded steel pipe

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