Introduction to large diameter flange

Large diameter flange is a kind of flange. Flat welding flange and butt welding flange are common for large diameter flange. In the actual production and sales, or the proportion of flat welding products accounted for a lot. The structure and application range of the flat welding large-diameter flange and the butt welding large-diameter flange are different, and the characteristics and advantages that can be displayed are also different. Therefore, it is necessary to use the flat welding large-diameter flange according to the different range to ensure that the flange plays an important role.

Flange coating with interthane 990 Polyurethane

Flange coating with interthane 990 Polyurethane

Large diameter flat welding flange has poor steel property, which is suitable for the occasion of pressure P ≤ 4MPa; butt welding flange, also known as high neck flange, has high rigidity, which is suitable for the occasion of high pressure and temperature. Large diameter flange is widely used and popularized in machinery industry, chemical industry, wind power industry and sewage treatment industry, and is highly praised and favored by users.

Large caliber flat flanges used for wind power industry

Large caliber flat flanges used for wind power industry

The above is provided by Hebei Haihao Group., which is a professional manufacturer of butt welded elbow, flange and pipe fitting. It has the strength of integrated production from forging, heat treatment, machining, physical and chemical inspection, surface treatment to packaging and shipping. It can produce butt welded elbow and stainless steel of various specifications with international and domestic standards , alloy steel, carbon steel flange, elbow, tee, reducer, big bend, socket and other series of pipeline components products, with an annual production capacity of more than 100000 tons.

Strong financial strength, solid technical force, advanced production technology, perfect quality inspection, reliable after-sales service and excellent corporate reputation provide a solid foundation for cooperation for customers all over the world.

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