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Indian customers visit and sign contracts

Indian customers visit and sign contracts

Indian customers visit and sign contracts

28

2024

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02

Welding precautions

Welding precautions

Welding is a local rapid heating and cooling process. The welding area cannot expand and contract freely due to the constraints of the surrounding workpiece body. After cooling, welding stress and deformation will occur in the weldment. After welding, important products need to eliminate welding stress and correct welding deformation.

30

2023

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03

Classification of welding

Classification of welding

Metal welding can be divided into three categories according to the characteristics of its process: fusion welding, pressure welding and brazing.

30

2023

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03

Welding method

Welding method

Welding technology is mainly used on metal base materials. Commonly used ones include arc welding, argon arc welding, CO2 shielded welding, oxygen-acetylene welding, laser welding, electroslag pressure welding, etc. Non-metallic materials such as plastics can also be welded. There are more than 40 metal welding methods, which are mainly divided into three categories: fusion welding, pressure welding and brazing.

30

2023

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03

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