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Large Diameter Spiral Pipe Mill

Name: Large Diameter Spiral Pipe Mill
Brand: Hangzhou Roll Forming Technology Co.,Ltd

Spiral Pipe Mill

Spiral pipe mill is used to roll the low carbon steel/ low alloy steel strip into a tube by a certain forming angle, further weld it into steel pipe by submerged arc welder.

Large diameter pipes can be produced with a narrow steel strip.

Large Diameter Spiral Pipe Mill Applications

For liquid delivery: water supply& drainage;
For gas delivery: coal gas, steam and LPG;
For structural use: piling pipe, structural pipe in the field of bridge, dock, road, and construction, etc.

Large Diameter Spiral Pipe Mill 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

Finished pipes

Large Diameter Spiral Pipe Mill Applications

Large Diameter Spiral Pipe Mill Technical parameters

Model	Specification	Coil Width	Thickness	Coil Weight	Capacity(Kw)	Area
Model	(mm)	(mm)	(mm)	(ton)	Capacity(Kw)	(Estimate M)
RFT-426	Φ219~Φ426	400~750	5~8	10	200	20×96
RFT-529	Φ219~Φ529	400~800	5~10	15	300	20×96
RFT-630	Φ219~Φ630	450~1050	5~12.7	15	400	20×96
RFT-720	Φ219~Φ720	500~1250	5~12.7	15	500	24×108
RFT-820	Φ219~Φ820	500~1300	6~12.7	20	500	24×108
RFT-1020	Φ219~Φ1020	500~1300	6~12.7	20	800	24×108
RFT-1420	Φ325~Φ1420	500~1560	6~18	30	1000	26×126
RFT-1620	Φ426~Φ1620	500~1560	6~20	30	1500	26×126
RFT-1820	Φ508~Φ1820	1100~1600	8~25.4	30	1500	30×180
RFT-2020	Φ508~Φ2020	1200~2000	8~25.4	40	1500	30×180
RFT-2400	Φ508~Φ2400	1200~2000	8~25.4	40	1800	30×180
RFT-3000	Φ508~Φ3000	1200~2000	8~25.4	40	1800	30×180

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

Related Information

Machine Condition	Fully New, A Grade quality
Size	As requests
Power Supply	220V/380V/415V/460V/480V, 50/60Hz, 3P (as requests)
Equipment Weight	About 30ton-300ton
Dimension	40m–400m (length) x 3.8m-40m (width)
LOADING SIZE	Normally need 4-30 x 40' containers
Equipment Color	normally Blue/Green/White, or as requests
Place of Origin	Zhejiang, China (Mainland)
Packing	Standard and careful export packing

Related Large Diameter Spiral Pipe Mill

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Stainless Steel Tube Mill Line

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