Standard: | ANSI, DIN, GB, JIS, GOST, BSW |
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Type: | Welding Flange |
Material: | Stainless Steel |
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Features | |
Strong corrosion resistance | Stainless steel has excellent corrosion resistance, and it can resist the erosion of a variety of chemical substances. It is not easy to rust and can be used in harsh environmental conditions, such as in corrosive media like moisture, acids and alkalis. |
High strength and toughness | : The stainless steel material has high strength and toughness, and it can withstand relatively large pressure and tensile force, ensuring the reliability and stability of the connection. It is not prone to deformation or cracking. |
Good sealing performance | The surface of the stainless steel flange has a high degree of flatness. When used in combination with a sealing gasket, it can achieve a good sealing effect and prevent the leakage of the medium |
Beautiful appearance and durability |
Stainless steel has a metallic luster, presenting an attractive appearance. It is not easy to fade or be damaged, and has a long service life. At the same time, it is also convenient for cleaning and maintenance.
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Classification by connection method | |
Welded flange | The flange is connected to the pipeline by welding. It has high connection strength and good sealing performance, and is suitable for pipeline systems with high requirements for sealing performance, such as those under high temperature and high pressure. |
Threaded flange | The flange is connected to the pipeline by threads. It is relatively convenient for installation and disassembly, but it is not suitable for pipeline systems under high pressure or with vibration |
Loose flange | The loose sleeve connection is adopted between the flange and the pipeline, and the flange can slide freely on the pipeline. It is suitable for occasions where the pipeline has thermal expansion or needs to be disassembled frequently. |
Classification by shape | |
Plate flat welding flange | It has a simple structure, is easy to manufacture, and is widely used. Its sealing surface is usually flat or raised, and it is suitable for pipeline systems with relatively low pressure |
Slip-on welding flange with neck | There is a certain taper at the neck of the flange. It has good welding quality with the pipeline, can withstand higher pressure, and also has good sealing performance |
Butt-welding flange with neck | The neck of the flange is connected to the pipeline by butt welding. It has high welding quality and great strength, and is suitable for pipeline systems with media such as high temperature, high pressure, toxic, flammable and explosive substances. |
Socket-welding flange |
The pipeline is inserted into the socket of the flange for welding. It is suitable for small-diameter pipelines and has good sealing performance and anti-vibration performance.
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Application Fields | |
Petrochemical Industry | It is used for the connection of pipelines transporting various petroleum, chemical raw materials and products, such as corrosive media like crude oil, refined oil, chemical gases, acids and alkalis. |
Pharmaceutical Industry | In the pharmaceutical production process, it is used to connect various process pipelines. The flanges are required to have good corrosion resistance and hygienic properties to ensure that the quality of drugs is not contaminated. |
Food and Beverage Industry | It is used for the connection of pipelines transporting food and beverages. It needs to meet the hygiene standards. Stainless steel flanges are easy to clean and meet the requirements of food hygiene. |
Water Supply and Drainage Engineering | In urban water supply and drainage systems and industrial water treatment systems, stainless steel flanges can be used to connect various pipelines, which have the advantages of good corrosion resistance and sealing performance. |
Shipbuilding Industry | It is used for various pipeline systems on ships, such as the fuel oil system, seawater system, fresh water system, etc., and can meet the usage requirements of ships in the marine environment. |