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ERW426 High Frequency welded pipe production line/ ERW426 High Frequency tube mill line

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ERW426 High Frequency welded pipe production line/ ERW426 High Frequency tube mill line

High‐frequency welded pipe mill line is designed to produce round pipe diameter of 168.1– 426 mm, and wall thickness of 3.0 ‐14.0mm.This line utilizes roll forming to process steel strip into various shapes. Using high frequency induction heating, this line is capable of producing section material of various diameters and sizes by squeezing weld seam together into closed shape. The products conform to BS1387 / ASTM A53 / API 5CT/ API 5L/ EN10219 Standards. The application of advanced aperture technology, PLC automatic control system and British Eurasia Digital speed‐regulating unit ensure that the production line works reliably and operates and maintains easily.

Based on the features of ERW426 High Frequency tube mill line, we design the machine for your reference:

Technological Flow

Steel strip → coil car  → Uncoiling →coil peeler → pinch & Leveling → (pate UT) → Shearing and butt welding → accumulator → Forming → Welding → bead remover → seam annealing → air Cooling → water cooling → anti-twisting  → Sizing → turks head  → eddy current detect → Flying saw cutting → sampling  → marking → assortment → end facer  → hydrostatic tester → UT  → Pipe collecting.

Line speed (Mechanical) 10~30 m/Min
Threading speed 6~8 m/Min
Strip pass line FL + 1100 mm
Pipe pass line FL + 850 mm
Coil operation Coil to Coil continuous operation
Steel grade API 5L A&B, ASTM A53 A&B, Up to API X-70
Yield strength Max. 64.0 Kg/mm2


1.Does one ERW426 High Frequency tube mill line can only produce one style product?

Not exactly. Our machines can produce more kinds of by change their rollers.

2.Do you have after sales support?

Yes, we are happy to give advice and we also send skilled technicians to your place to support the technical guidance. We will let your machines running that in order to keep your business running.

3.What can you do if the machine broken?

Our machine’s warranty period is 12months. And if the broken parts can’t be repaired, we will send the new one to replace the broken parts. And the only thing you need to do is paying the transport costs.

If beyond the warranty period, we can through the negotiation to solve the problems, and we will supply the technical support for the whole life of the machine.

Looking for ideal ERW426 High Frequency welded pipe production line/ ERW426 High Frequency tube mill line manufacturer & supplier ? We have a wide selection at great prices to help you get the target product. If you have any question, please contact us.


Pearl Xu



Email:[email protected]


Our Advantage


1.Nearly 20 years experience,built factory in 1996. 2.Support OA,L/C payment method, so 100% good quality and high credit supplier.3.One station non-stop service,help find good quality supplier of raw material, finished product and others if you need.


1. Strictly machine quality control, our principle is that never let one unqualified machine leave our factory. 2.Design and make machine using Germany advanced technology.

Before & After service

1.Powerful tech teams with more than 16 working experience will help you,improve design if it is not perfect before selling.2.24/7 before and after service in English,Russian and others.