AWWA means American Water Works Association.AWWA C207 stands for Steel Pipe Flanges for Waterworks Service- Sizes 4 In. Through 144 In. (100 mm Through 3,600 mm). This standard describes ring-type slip-on flanges and blind flanges. The flange pressure limits and the tables that describe them are ...

Flanges can either be forged or cast. Both manufacturing methods have their advantages and disadvantages, depending on the application you have in mind for your flange. Haihao Group primarily deal with forged flanges due to the outdated nature and lower standard of quality of cast flanges. Below ...

ASME B16.5 has endorsed the design of long welding neck flange (LWN),which is also known as straight hub welding flange. The long weld neck flange is constructed by two sections: the upper section is a heavy-wall barrel, whilst the lower section is a disc-like plate flange with all dimensions co ...

Large size flange is one of the flanges,which is widely used and popularized in the machinery industry,and has been well received and favored by users. Rolled flanges have a wide range of uses, and the scope of use is determined according to different characteristics. They are mostly used when t ...

Hot rolling and cold rolling are both forming processes of section steel or steel plate, and they have a great influence on the structure and properties of steel. Do you know what is the difference between them? As a professional supplier engaged in the steel industry for many years, let’s ...

As a professional flange supplier, let’s talk about the rolling process of ring forgings today. The rolling process of ring forgings can be classified according to the following methods: 1. According to the different compression deformation directions of the ring during the rolling process ...

Rolling flange processing technology: The middle plate is first cut into suitable slivers, and the length of the sliver is determined according to the specifications of the large flange. Then, the ring is rolled into a circle, and the joint is welded firmly with the electrode. Then use the press ...

The rolled flange is cut into slats by the middle plate, and then rolled into a round welded joint and then processed by a flattening process. The coil is made up of cold and hot coils. After processing into a circle, the water line, bolt holes, and stops are processed. This is generally a large ...

Flange is a widely used disassembly connector used in various industrial piping systems. Flanges commonly used in industrial pipelines can be generally divided into threaded flanges and welded flanges by connection. And the welding flange can be divided into slip on flange, butt welding flange a ...

There are many types of flange gasket,their materials and use conditions are different. Materials of flange gasket: Natural rubber and synthetic rubber, such as natural rubber, neoprene rubber, styrene butadiene rubber, nitrile rubber, ethylene propylene rubber, fluorine rubber, etc. Asbestos r ...

Rubber gasket has the properties of oil resistance,acid and alkali resistance,cold and heat resistance,aging resistance,etc.It can be directly cut into various shapes of sealing gasket,widely used in medicine,electronics, chemical industry,antistatic,flame retardant,food and other industries. Th ...

Polyethylene is abbreviated as F or PTFE. It is one of the corrosion-resistant substances in the world today and is an ideal material for manufacturing chemical anti-corrosion equipment. Flanges lined with polyethylene Performance: The inner layer is firmly combined with malleable cast iron pipe ...