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Repair and Maintenance of Flange

Repair and Maintenance of Flange

  • Posted: 07/11/2016 05:07:51
  • Hits: 32

There are some useful introductions about flange cover, flange packing system and high temperature flange sealing. Flange cover (flange joint) Flange cover is mainly used for flange connection and anticorrosion in all industrial. The head of flange of this product is used to product the flange sur...


The Ingenious Application of Thread Connection on Flange

The Ingenious Application of Thread Connection on Flange

  • Posted: 07/04/2016 08:07:52
  • Hits: 29

Flange connection is a kind of detachable fixed connection, which is widely used. Thread connection has the advantages of simple structure, reliable connection, convenient assembly and disassembly, etc..  The thread connection is usually used for the connection where nominal diameter under DN ...


The Role of the Flange in Pipeline Equipment

The Role of the Flange in Pipeline Equipment

  • Posted: 06/27/2016 05:06:14
  • Hits: 45

Flange through welding methods, such as flat welding, butt welding, socket welding, connected with pipe, equipment and containers by threaded connection, clamp connection. Through the connection between the two flanges to connect the pipe and pipe, pipe and equipment, forming the pipe line, which is...


What Should be Noticed about Large Diameter Flange Sealing

What Should be Noticed about Large Diameter Flange Sealing

  • Posted: 06/20/2016 04:06:43
  • Hits: 38

Large diameter flange is a kind flange, it is generally used and popularized in the machinery industry, chemical industry, wind power industry, sewage treatment industry, getting the user's praise and favor. The application of large diameter flange is extensive. The production process is divided...


Principle of Flange Sealing

Principle of Flange Sealing

  • Posted: 06/14/2016 02:06:32
  • Hits: 26

Factors that affect flange sealing are various. Mainly include: bolt preload; sealing surface; flange gasket performance; stiffness;operating conditions.  For decades, the ANSI flange, which designed by the American National Standards Institute, has provided a suitable sealing techno...


Differences between Slip-on Flange and Welding Neck Flange

Differences between Slip-on Flange and Welding Neck Flange

  • Posted: 05/31/2016 02:05:23
  • Hits: 982

There are some different points between Slip-on Flange and Welding Neck Flange. 1.Connection mold of centrifugal pump flange: The biggest difference between slip-on flange flange and welding neck flange on structure in that the difference between joint pipe and connection way of flange. Generally, ...


Latest Standard for Forging Blind Flanges and Applications

Latest Standard for Forging Blind Flanges and Applications

  • Posted: 03/03/2016 05:03:49
  • Hits: 87

Major function of blind flanges is working as the connection between pipelines and the connection of blind flange is to link pipes, pipefitting and equipment, and fixed on the flange. Firstly, install the blind flange and then fixed flanged with bolts, this is the process of connecting flanges. Some...


Factors that Cause Flange Sealing Leakage in Refinery

Factors that Cause Flange Sealing Leakage in Refinery

  • Posted: 02/27/2016 05:02:03
  • Hits: 108

Flanges are the most common connection components between refinery equipment and pipes. Most materials in refinery are poisonous, flammable and corrosive, once the sealing of flange is invalidated, these dangerous materials will be leaked out and cause severe fire and injuries and deaths. There...


Requirements for Large-diameter Welded Flange

Requirements for Large-diameter Welded Flange

  • Posted: 01/02/2016 06:01:12
  • Hits: 251

First, the level and technical requirements of large-diameter welded flange should comply with the relevant requirements of JB4726-4728. 1. Grade Ⅰ forging is allowed to use in carbon steel forgings and austenitic stainless steel forgings with nominal pressure among 0.25PM to 1.0MPa. 2. Forg...