High Quality Alloy Structural Steel Din 41cr4 Welding Properties - China

DIN 41Cr4 is an alloy structural steel grade widely used internationally.

It is superior to 40 steel in tensile strength, yield strength and hardenability, which makes it a significant advantage in the manufacture of a variety of mechanical parts.

However, it should be noted that the weldability of DIN 41Cr4 is limited and there is a risk of crack formation.

Welding performance

The welding performance of DIN 41Cr4 is relatively good, but the following points should be noted: Welding method: Manual arc welding, gas shielded welding and other methods can be used.

Appropriate welding materials need to be selected during welding to ensure the performance of the welded joint.

Preheating and post-heat treatment: Preheating is required before welding to reduce welding stress and crack generation.

After welding, post-heat treatment is usually required to improve the performance of the welded joint.

Welding parameters: Parameters such as welding current, voltage and welding speed need to be strictly controlled during welding to avoid welding defects.

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• Posted By: Dongguan Songshun Mould Steel Co., Ltd.

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