Changzhou Longren Mechanical & Electrical Co., Ltd.

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  • Welding Torch

    MIG Torch

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    Plasma torch

  • Parts of MIG Welding Torch

    Swan Neck for MIG Welding Torch

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    Contact tip for MIG Welding Torch

    Contact Tip Holder for MIG Welding Torch

    Gas Diffuser for MIG Torch

  • Parts of TIG Welding Torch

    Torch Body for TIG Welding Torch

    Collet for TIG Welding Torch

    Collet Body for TIG Welding Torch

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  • czlongren-02@vip.163.com

    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

      Your location: Home  News
    • News Categories

      • News of fair

      • Professional Knowledge

      • The company daily

    • News Categories

      • News of fair

      • Professional Knowledge

      • The company daily

      • 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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      • New building are put into use this year
        2020-11-13

        ​Our new factory building has been put into use this year.

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      • New product show in ESSEN Fair in Shanghai
        2019-07-01

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      • Copper content of brass
        2017-07-18

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      • FABTECH 2017 11.06-11.09 Booth number B28070
        2017-05-16

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      • German Essen welding and cutting fair 9.25-9.29 Booth number 15D68
        2017-05-16

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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.

        Read More
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      We have enough product lines to cope with mass production and have a lot of advanced equipment to produce products, which we can meet the needs of different guests. Besides, the advanced equipment can produce higher quality products.

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