Standard: | ANSI, DIN, GB, JIS, GOST, BSW |
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Type: | Welding Flange |
Material: | Carbon Steel |
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Structural Features | |
Diverse Connection Methods | There are various connection structures such as plug-in type, clamp type, spline type, snap-in type, and pressure ring type. For example, in the plug-in quick-opening flange, the upper flange and the lower flange are positioned by plugging, and are connected with the concave and convex surfaces to increase the tightness. |
Unique Locking Mechanism | Usually, a lever pressure mechanism, a bolt locking mechanism, etc. are set. For instance, the lever pressure mechanism utilizes the cooperation of a lever and a spring, as well as the engagement of a sawtooth structure, to achieve rapid disassembly and assembly and pre-stress absorption. |
Good Sealing Performance | High-quality sealing washers or sealing rings, such as O-rings and metallic wound gaskets, are adopted. Combined with the special design of the flange, it ensures the sealing performance of the connection part and prevents fluid leakage. |
Working Principle | |
Through specific mechanical structures, such as the loosening or tightening of the clamp, the rotation of the threads, the expansion or tightening of the locking ring, etc., the quick opening and closing of the flange can be achieved. Taking the clamp-type quick-opening flange as an example, by loosening or tightening the clamp, the shell flange and the head cover are separated or connected, so as to achieve the purpose of quick opening or closing. | |
Application Fields | |
Petrochemical Industry: | It is used for the connection and inspection port parts of pipelines for transporting oil and natural gas, storage tanks, as well as various chemical reaction kettles, towers and other equipment |
Pharmaceutical and Food & Beverage Industry | In the pipeline connections of pharmaceutical equipment and food processing equipment, quick-opening flanges facilitate the cleaning, disinfection and maintenance of the equipment, meeting the requirements of hygiene standards. |
Power Industry | It is applied to the steam pipelines, circulating water pipelines, etc. in power plants, making it convenient for the inspection and maintenance of the equipment. |