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    Changzhou Longren Mechanical & Electrical Co., Ltd.

      • Home

      • About Us

      • Products

        • Welding Torch

        • Parts of MIG Welding Torch

        • Parts of TIG Welding Torch

        • Plasma Spare Parts

        • Plug

        • Tools

        • Welding Earth Clamp

        • Switch for Welding

      • News

        • News of fair

        • Professional Knowledge

        • The company daily

      • Contact Us

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      • What is the difference between welding torch and cutting torch
        2022-12-31

        The welding torch is actually a welding gun, which refers to the part that performs welding operations during the welding process. It is a tool used for gas welding. It is shaped like a gun, with a no...

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      • How to solve the plasma cutting torch hanging slag ?
        2022-02-21

        Why CNC plasma cutting torch hanging slag analysis. Generally speaking, NC cutting machine in flame cutting thick plate, cutting surface finish is high, no burr and hanging slag.

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      • Matters needing attention when using plasma cutting torch
        2022-01-17

        which can easily cause serious damage to the plasma cutting torch.

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      • What are the welding methods of Tig welding torch?
        2021-11-18

        tig welding parts must remove the oxide film on the surface of the base metal.

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      • Operation mode of plasma cutting torch
        2021-11-04

        Plasma cutting torch is similar to TIG torch welding in that the arc is formed between the tungsten electrode at the tip and the workpiece.

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      • How to use TIG welding torch and plasma welding torch?
        2021-10-28

        The tig welding torch is a welding machine that uses an electric arc to burn under the flux layer for welding.

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      • Working principle of tig welding torch
        2021-10-13

        tig welding parts are connected to the negative pole, tungsten pole is connected to the positive pole.

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      • Welding consumables suppliers introduce stainless steel welding process
        2021-10-09

        Welding consumables suppliers will choose dual-phase stainless steel when choosing welding materials, which is in its solid solution structure ferritic phase and austenite phase about half.

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      • The difference between welding consumables suppliers in China
        2021-09-16

        Large backbone welding consumables suppliers in the hope of China's welding consumables national industry.

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      • Does the welding consumables supplier tell you the type and characteristics of flux-cored wire?
        2021-09-02

        Welding consumables suppliers will tell you that seamless wire can be copper plating, good performance, low cost, has become the future direction of development.

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