What are the key differences between forged pipe fittings and seamless rolled pipe fittings in terms of pressure bearing and applicable working conditions?-Jiangyin Jintong Petrochemical Equipment Co., Ltd

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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

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. The metal of rolled pipe fittings is elongated in the axial direction, and its radial density is weaker than that of forgings, so high-pressure thick-wall scenarios are limited.
Applicable working conditions: Forged pipe fittings are mostly used in petrochemical industry, power plant high-pressure pipelines, valve thick-wall joints, high-temperature and high-pressure flange branch pipes; rolled seamless pipe fittings are mostly used in normal temperature, medium and low-pressure water supply and drainage, ordinary gas, and low-pressure fluid transportation.
Wall thickness adaptation: Forging can produce thick-walled, special-shaped socket/threaded pipe fittings; rolled pipe fittings have obvious advantages in thin wall, but ultra-thick wall forming is difficult and has a high defect rate.

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

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

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

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

The completion ceremony of the new petrochemical high-end equipment R&D and manufacturing project was successfully held

On the morning of December 29, the inauguration ceremony of Jiangyin Golden Boy Petrochemical Equipment-New Petrochemical High-end Equipment R&D and Manufacturing Project was successfully held.