• Welding related parameters and inspection

    Welding related parameters and inspection

    Crack parameters When the carbon equivalent is equal to or less than 0.17 wt-%, or high-strength steel is used, the Ito & Bessyo parameter crack d...

    08-03-2021 Blog
  • Preheating knowledge before welding

    Preheating knowledge before welding

    The preheating itself is often considered quite common. It refers to heating the workpiece to be welded to above room temperature before or during wel...

    01-02-2021 Blog
  • Analysis on heat treatment and rewelding

    Analysis on heat treatment and rewelding

    Although heat treatment may also cause damage to material properties (such as reheat cracks, etc.), the damage caused by welding (such as residual str...

    01-03-2021 Blog
  • Can be welded after heat treatment

    Can be welded after heat treatment

    For operating platform connectors, pipe support pre-welding parts, heat preservation support pre-welding parts, ear pads, nameplate brackets, groundin...

    22-02-2021 Blog
  • Detailed post-weld heat treatment

    Detailed post-weld heat treatment

    As a traditional and effective method to improve and restore metal properties, heat treatment has always been a relatively weak link in the design and...

    18-02-2021 Blog
  • Test and measurement related to heat treatment production process

    Test and measurement related to heat treatment production process

    1. Test (1) Test of heat treatment production process data: it is the real-time record of the actual measured data of the heat treatment production pr...

    25-01-2021 Blog

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