Large Diameter Spiral Pipe Mill
u Introduction
Spiral pipe mill is used to roll the low carbon steel/ low alloy steel strip into tube
by a certain forming angle, further weld it into steel pipe by sub-merged arc welder.
u Production Applications
1. For liquid delivery: water supply & drainage;
2. For gas delivery: coal gas, steam and LPG;
3. For structural use: piling pipe, structural pipe in the field of bridge, dock, road, and construction, etc.
u Product process flow:
Feeding→decoiling→leveling→shearing & butt welding→rotary shear→edge milling→main drive→pre-bend& guide board→forming→inside welding→outside welding→cutting off→pull
out→end-facing & beveling→hydro testing→collection
u Main equipments Components of the production line
1. Decoiler
2. Pinching & leveling machine
3. Manual/Electrical roll
4. End - Cutting & butt-welding machine
5. Rotary shear
6. Delivery machine
7. Guide board
8. Forming unit
9. Front bridge
10. Inside/outside welding device
11. Rear bridge
12. Flying saw cutter
13. Buried parts
14. Hydraulic system
15. Electric system
16. Inside/outside welder
17. Butt-weld car
18. Plasma cutter
19. Weld flux processing device
20. Beveling & end-facing machine
21. Hydraulic tester
22. Finishing equipment
u Related information
Machine Condition Fully New, A Grade quality
Panel Shape As profile drawing and customer's requirements
Operator needed 6-8 persons
Power Supply 220V/380V/415V/460V, 50/60Hz, 3P (as requests)
Equipment Weight About 80 t -800 t
Dimension 96m-180m(length)*20m-30m(width) (width)
LOADING SIZE Normally need 4-6 x 40' container.
Equipment Color Normally Blue/White, or as requests;
Place of Origin Zhejiang, China (Mainland)
Packing Standard and careful export packing
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