
Decoiler for Welded Pipe Forming Machine
Operate: To put coil on the decoiler and then mandrel will expend by pneumatic system and fix the coil on the mandrel.
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High-frequency welded pipe machines turn steel strip into round, square and rectangular tube. The strip is uncoiled, accumulated, roll-formed into shape, then joined by high-frequency induction or contact welding before sizing, straightening and cutting to length. This is the largest group on the site: the HF pipe welding lines and tube mills are listed here with their component breakdowns and specifications.

Operate: To put coil on the decoiler and then mandrel will expend by pneumatic system and fix the coil on the mandrel.

ZHONGTUO cold bending roll forming machinery factory is professional offering the high frequency welding pipe machines for making the round pipe.

HG127 carbon pipe producer could be used to make pipes from diameter from 20-127mm within the wall thickness 1.0-4.0mm.

Spiral welded pipe machine is used to big diameter pipes by spiral welding method.

And the Octagonal Pipe is for roller shutters' tubular motor. Rolling shutter door & windows Octagonal tube.

Hot and cold roller coil tube making and welding machine for round pipe 38-127mm, 1.5-5.0mm wall, with spiral accumulator and HF induction welding.

The tube rolling line is intended for manufacturing of round pipe of Φ16mm-Φ50mm with thickness of 0.5mm–2.5mm from cold-rolled and hot-rolled coil strip.

Welded tube mill for round, square and oval pipe: roll forming plus high frequency welding, with mould changes covering a wide pipe size range.

The mill is intended for manufacturing of round pipe of Φ76 mm-Φ168 mm with thickness of 2.0 mm–5.0 mm from cold-rolled and hot-rolled coil strip by means.

The mill is intended for manufacturing of round pipe of Φ38mm-Φ102mm with thickness of 1.0mm–5.0mm from cold-rolled and hot-rolled coil strip by means.

The mill is intended for manufacturing of round pipe of Φ20mm-Φ89mm with thickness of 1.0mm–3.5mm from cold-rolled and hot-rolled coil strip by means.

Zhongtuo steel pipe/carbon steel pipe processing equipment could be used to make steel pipe, carbon steel pipe by welding method.

Zhongtuo downspout pipe making machine could be used to make downspout pipes in a higher speed and good quality by 16 years in this area.

By the above Octagonal tube shape changing process, you can know how the tube is made from the strip.

The machine is composed by the following elements: Double head uncoiler, hydraulic shearing and manual welding machine, Coiler feeder to accumulator.
Metal pipes made by rolling forming machine, normally has two type: welding pipes and interlocked pipe.

The mill is intended for manufacturing of round pipe of Φ20mm-Φ127mm with thickness of 1.5mm–5.0mm from cold-rolled and hot-rolled coil strip by means.

Welded steel pipe also called welded steel pipe, commonly they are made by steel or steel strip slitted by slitting line.

High frequency welding tube mill for square, round and oval pipe: one roll forming machine covers many sizes by changing moulds, with a 200 kW HF welder.

Argon arc welding is a welding technique that uses argon as a shielding gas. Also known as argon gas shielded welding.

High Frequency Welding, known as Radio Frequency (RF) or Dielectric welding.

Tube making machine for multiple pipe sizes: round pipe diameter 38-127mm, 1.5-5.0mm wall, formed from cold-rolled and hot-rolled coil strip.

Automatic welded tube making machinery allows to do the production steel pipe, carbon steel pipe in batch fully automatically.

High frequency welded tube mill or welded pipe mill composes following elements like, single or double decoiler, leveling part machine, coil accumulator.

Types fillet welded pipe roll forming machine.

Our stainless welded pipe rolling former machine can produce many types of welded pipes,such as H32 H50 H76 H127.

The mill is intended for manufacturing of round pipe of Φ10mm-Φ89 mm with thickness of 0.4mm–6.0mm from cold-rolled and hot-rolled coil strip by means.

For welding, it makes full use of two sciences-high-frequency current Skin-Effect and Adjacency Effect to make the current concentrate on the edge.

The Pipe diameter reducing tool reduce tube diameter endformer is widely used with the tube bending machine, tube cutting machine.

The Metal angle steel tube hole punching machine is a customized multicylinders punch machine.

There are manual tube hole punching machine and full automatic tube hole punching machine.

The Taper pipe end cone former/taper tube end forming machine/Pipe Tapering Machine specifications is as below.

The C Type machines are designed for common end forming applications including tube expansion, tube tapering, reduction and slotting.

There are single head arc punching machine and double head arc notching machine of the single head arc punching machine Tube notching Machine.

The Hydraulic metal tube hole punching machine Hydraulic metal tube hole punching machine is a customized multicylinders punch machine.

There are single head arc punching machine and double head arc notching machine of the Bilateral arc cutting Bilateral arc nozzle machine.

Yx15x40-80x100-300mm C purlin rollfomer machineis a line which can produce different sizes of C purlines by controlling the PLC.

There are manual tube hole punching machine and full automatic tube hole punching machine of the Aluminum profile window door frame punching machine.
IWF-16 high-frequency straight seam pipe-making line for pipe ID 7-25mm and wall 0.3-1.0mm at 30-100 m/min, with a 13-unit equipment list.

The ZT-50 covers pipe ID from 19mm-76mm, in wall thickness from 0.7mm-2.75mm, at line speeds of 30-100m/min.

ZT-28 high-frequency straight seam pipe-making line for pipe ID 10-50.8mm and wall 0.5-1.8mm at 30-100 m/min, with a 13-unit equipment list.

ZT-32 high-frequency straight seam pipe-making line for pipe ID 7-25mm and wall 0.3-1.0mm at 30-100 m/min, with a 13-unit equipment list.

The ZT-60 covers pipe ID from 25mm-80mm, in wall thickness from 1.0mm-3.25mm, at line speeds of 30m/min-100m/min.

The ZT-76 covers pipe ID from 30mm-90mm, in wall thickness from 1.0mm-4.0mm, at line speeds of 15m/min-70m/min.

The ZT-127 covers pipe ID from 32mm-127mm, in wall thickness from 1.5mm-4.0mm, at line speeds of 20m/min-70m/min.

The ZT-165 covers pipe ID from 50mm-165mm, in wall thickness from 2.0mm-5.0mm, at line speeds of 30m/min-50m/min.

The ZT-20C covers pipe ID from 7mm-25mm, in wall thickness from 0.3mm-1.2mm, at line speeds of 3-7m/min.

The ZT-30 covers pipe ID from 13mm-30mm, in wall thickness from 0.4mm-1.5mm, at line speeds of 3m/min-7m/min.

The ZT-50 stainless covers pipe ID from 20mm-76mm, in wall thickness from 0.3mm-1.2mm, at line speeds of 3-7m/min.
The GW series covers five sizes. Milling thickness ranges from 0.5~1.2 mm on the smallest model to 1.5~3.5 mm on the largest.

Wind the pipe in trolley with three-roller rolling device in the speed of pipe.

The drawing line reduces the diameter of welded pipe by pulling it through a die.

WZT Industrial frequency annealing production line. The line is delivered as 8 listed units.

This line can contain 8 pipes(φ4~φ8) to coat zinc (copper) at the same time.Its design is advanced, reasonable, timesaving, cost saving,good usage effect.

Double layers brazing steel pipe (Bundy pipe) equipment introduction.

Shear and end welder (Prepared by customer).

Advantage: With pneumatic system to control mandrel expension and stop,it is safety and easy to control.

The storage unit holds a length of steel strip in a loop so the main machine can keep running while the ends of two coils are welded together.

HG50 steel pipe production line: welded pipe 10-60mm in diameter and 0.5-3.0mm wall, running CR, HR and GI coil strip 30-190mm wide.