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During the use of high-pressure forged flanges, the bolt fastening parts are prone to deformation and leakage. What are the core reasons?

05 Aug,2026

During the use of high-pressure forged flanges, the bolt fastening parts are prone to deformation and leakage. What are the core reasons?

The forging ratio is insufficient, the metal grains are coarse, the rigidity and yield strength of the flange body are insufficient, and the flange neck and bolt seat undergo pressure creep deformation under high temperature and high pressure conditions;

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What are the causes of blisters and pore defects after processing the forged flange sealing surface?

05 Aug,2026

What are the causes of blisters and pore defects after processing the forged flange sealing surface?

There are pores and slag inclusions inside the forging blank raw material steel ingot, the forging compaction is insufficient, and the defects are exposed after machining and turning the sealing surface;

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What are the key differences between forged pipe fittings and seamless rolled pipe fittings in terms of pressure bearing and applicable working conditions?

05 Aug,2026

What are the key differences between forged pipe fittings and seamless rolled pipe fittings in terms of pressure bearing and applicable working conditions?

Pressure-bearing performance: The grains of forged pipe fittings have been refined by repeated forging, and the structure is dense without looseness. It can withstand stronger pressure under high-pressure and high-temperature conditions.

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What are the reasons for internal interlayer and delamination cracks in forged pipe fittings?

05 Aug,2026

What are the reasons for internal interlayer and delamination cracks in forged pipe fittings?

The raw material billet itself has shrinkage cavities, looseness, and slag inclusion defects. During forging, the metal stretches and tears to form delamination;

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