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Products

Roll grooving machine
Pipe cutting machine
Hole cutting machine
Pipe threading machine
Test pump
Others

About TUWEI

Company
Photo wall
Certificate
Strength

Service support

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Service support

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Standard

FAQ

Tel:+86-576-84715288

Mob:+86-15727899721

Fax:+86-576-84715289

E-mail: sales@cntuwei.com

Tel:+86-576-84715288

Mob:+86-15727899721

Fax:+86-576-84715289

E-mail: sales@cntuwei.com

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What are the specifications of roll grooving machine? And what is the application?

2022-11-26

Roll grooving machine as a special tool is used to make a groove on the pipe end then use a mechanical joint to connect two pipes. The working principle of roll grooving machine is that the rotating down roller driven by motor makes the pipe rotate, and the upper roller moves down and presses the pipe by shaking the pump handle, then forms the groove.

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Why does fire fighting pipe crack when grooving?

2022-11-18

Grooved pipe connection is often used in the construction and installation of fire fighting pipes. Therefore, it is often necessary to groove fire fighting pipe. If the pipe cracks during grooving, it will be very annoying. Why does fire fighting pipe crack when grooving? The reasons mainly involve pipe material factors and human factors.

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What are the requirements when grooving stainless steel pipe? How to groove the stainless steel pipe?

2022-11-14

The requirements for stainless steel grooving （1）The cut should be smooth and free of cracks, bumps, shrinkage and other defects. （2）The pipe end should be rounded, the wall thickness should be uniform, and the surface slag and oxide should be removed. （3） It is recommended to use special roll grooving machine with limit device.

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How to groove galvanized steel pipe

2022-10-24

Galvanized steel pipe is a kind of pipe based on welded pipe and plated with a layer of zinc to prevent rust and corrosion, which is widely used in water supply and drainage, gas, steam and others. Today, let‘s talk about how to groove galvanized steel pipe.

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