Noticias

Válvula de bola de oreja de 42 pulgadas 300 libras lista para el envío

4pcs trunnion ball valves in 42" 300 LB are ready for shipment to Russian clients, they will be used in the natural gas project pipeline.   The valves quality are strictly controlled from raw material to final packing, UT, MT, and PT is done for the forging parts to avoid internal and external defect, and all valves are 100% hydro tested to check the sealing performance(1.5 times Shell test, 1.1 times seat test and 0.6Mpa low-pressure gas test), and all passed without failure(o leakage),...

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Válvula de bola de 28 pulgadas 300 libras lista para el envío

5pcs trunnion ball valves in 28" Class 300 are ready for shipment to the Southeast Asia client, they will be used in the project pipeline for shutoff and 2 of them will be assembled with a Rotork actuator for ESDV.   The valves quality are strictly controlled from raw material to final packing, UT, MT, and PT is done for the forging parts to avoid internal and external defect, and all valves are 100% hydro tested to check the sealing performance(1.5 times Shell test, 1.1 times seat test...

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¿Cuáles son las ventajas de las válvulas de bronce de níquel-aluminio?

Aluminum bronze valves are highly suitable for corrosive, saline environments. The common specification is ASTM B148 C95800 although the AB2 specification is also used. These are similar to C95500 and C95400 specifications and offer good castability, reasonable bearing material, easy machining and high tensile strength.   Aluminum-bronze valves are a suitable and far cheaper substitute to duplex, super duplex, and monel for many seawater applications, especially in low-pressure applications....

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¿Cuál es la presión de fisuración de la válvula de retención?

Check valves are used in a wide range of industrial processes. While selecting the correct check valve design and materials for your application is important, it can be equally important to pay attention to what differential pressure is required to open the check valve.     Spring-loaded check valves have a spring that is activated by the pressures in the media, which open and close the valve. In spring-loaded check valves, the cracking pressure is determined by the spring setting and...

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La línea principal de suministro de agua Ho Chi Minh DN2000 comenzó las juntas de expansión

On Apr.25th, 2023, workers are busy working to assemble the DN2000 bellow type expansion joint to the main water supply line in Ho Chi Minh City, Vietnam. Bosseal work with our partner in Vietnam to successfully deliver the goods within 40 days to the job site, for the urgent demand to replace the old valves from German which have served for more than 20 years.   It's an important job for the whole city as the government only agrees to do the replacement twice a year and 5 hours each time...

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Cómo elegir la válvula de compuerta y la válvula de mariposa

Gate valves and butterfly valves play the role of shutoff and regulating flow rate in pipeline use. Of course, there are methods in the selection process of a butterfly valve and gate valve, how to choose: gate valve and butterfly valve in the water supply network in order to reduce the depth of soil, generally large diameter pipe with butterfly valve, the impact on the depth of soil is not big, strive to choose the gate valve, but the price of the same specification of a gate valve is higher than...

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Válvula de mariposa de alto rendimiento

A High-Performance Butterfly Valve(HPBV) can handle more critical services other than general water and air at a wider temperature and pressure range. Normally the Double Offset and Triple Offset butterfly valves can be used as High Performance, as they are more suitable for higher pressure, temperature and various fluid.   Primera compensación: después de que la línea central del eje esté en la línea central del disco, puede reducir el contacto entre el disco y el asiento y permitir el acoplamiento...

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Selección de material de sellado suave de válvula de bola

Este artículo es una guía general para elegir materiales de sellado suave para sus aplicaciones únicas y los clientes son responsables de los materiales estructurales compatibles con sus aplicaciones de válvulas. Si necesita más asistencia técnica, consulte a Bosseal para obtener más información.     PTFE (100% PTFE) Rango de temperatura: -50 ° F a 400 ° F Max Pressure at Room Temperature: 1000 psi Color: blanco RPTFE (relleno de vidrio) Rango de temperatura: -50 ° F a 450 ° F RPTFE (relleno de...

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¿Cuál es la diferencia entre las válvulas de bola DBB y DIB?

DBB-Double Block and Bleed    

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Número de ajuste de la válvula

Para las válvulas API, el interior de la válvula generalmente se refiere a las partes internas de la válvula que entran en contacto con el fluido. De acuerdo con la API 600 y la API 602, la decoración generalmente consta de las siguientes partes: a) stem; b) body seating surface; c) gate seating surface; d) Bujes o soldaduras de deposición para el asiento trasero y la guía del orificio del vástago; e) Pequeñas partes internas que normalmente entran en contacto con el fluido de trabajo no incluyen...

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