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Lap Joint Flanges

  • Posted: 12/11/2023 09:12:12
  • Hits: 152

A flange is one of the most important and common parts for connecting pipelines, valves, instruments, and equipment in production, storage, transportation, and pipeline transportation devices in the oil, gas, chemical, and other industries. A lap joint flange is a type of flange used in piping systems...


Leakages at the Welding Part between Valve Bodies and Socket Welded Flanges

  • Posted: 11/22/2023 09:11:45
  • Hits: 36

Abstract The micromorphology of the crack fracture surface and corrosion products and the metallographic structure of the welding seam at the connection between the valve body and the socket welded flange are introduced. The causes of failure such as incomplete welding between the valve body and the...


Stainless Steel Flanges

  • Posted: 10/25/2023 02:10:31
  • Hits: 23

In the realm of industrial applications, stainless steel flanges have stood the test of time as a reliable and versatile component. These essential fittings are used to connect pipes, valves, and other equipment in various systems, ensuring a secure and leak-free connection. The enduring popularity...


Why Do Stainless Steel Flanges Crack During Welding?

  • Posted: 09/26/2023 10:09:45
  • Hits: 219

A flange is a commonly used pipe component. When flanges and pipes are connected, welding is often used. However, if improper operation is performed during welding, cracks will occur between the flange and the stainless steel pipe. Why does the flange crack during welding? How to avoid flange cracking?...


Surface Treatment of Stainless Steel 304 Flanges

  • Posted: 09/05/2023 05:09:18
  • Hits: 14

Stainless steel 304 flanges are a vital component in various industrial applications. These flanges are made from an alloy that contains chromium and nickel, which gives them excellent corrosion resistance properties. They are widely used in industries such as oil and gas, chemical, petrochemical, and...


Treatment of Leakages of Oxygen Pipeline Check Valve Flanges

  • Posted: 08/23/2023 02:08:00
  • Hits: 114

Formulating a treatment plan Oxygen pipeline maintenance hot work is the hot work with the highest risk in Steel. Oxygen has good combustion-supporting properties. There should be careful consideration about formulating plans when hot work occurs. Any carelessness may cause major accidents. The company...


Leakages in Check Valve Flanges of Oxygen Pipelines

  • Posted: 08/07/2023 08:08:24
  • Hits: 10

The emergency failure of the stainless steel check valve flange of the oxygen pipeline of two sets of air separation plants is briefly described, and emergency measures are taken from the perspective of production and safety, and a detailed emergency repair plan is formulated. Through the stages of...


The Leakage between Valve Bodies and Socket Welded Flanges

  • Posted: 07/31/2023 08:07:37
  • Hits: 57

Abstract: the microscopic morphology of the cracked fracture, corrosion products and metallographic structure of the joint between the valve body and the socket welded flange were introduced in this article. The causes of failures, such as the incomplete penetration of the welding seam between the valve...


Analyzing Stainless Steel Flanges in LNG Gasification Stations (Part two)

  • Posted: 04/07/2023 03:04:39
  • Hits: 10

1.3 Analyzing the impact on marine and atmospheric environment The LNG gasification station is located near the coast, which is 1 km away from the coast and belongs to the marine atmospheric environment. The station is located in a low-lying area surrounded by mountains, and the air humidity is relatively...