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BH44H insulated check valve,check valve

Product Code : VF--ZHCC-ZH56-CU

Product models :BH44H, BH44W

Product diameter (DN):32-300(mm)

Product pressure (PN):1.6-16.0(Mpa)

The applicable media include: water, oil products, steam, acidic media, etc


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BH44H insulated check valve,check valve VF--ZHCC-ZH56-CU Customized Customized

Structural features:

The main function of the insulated check valve is to prevent the backflow of the medium and to prevent the pump and the driving motor from reversing

Standard Specification

Design and manufacturing standards :GB/T12235, GB/T12236, API6D

Structural length standard :GB/T 12221-2005, ASME B16.10

Connection flange standards :GB/T 9113, GB, HG, JB, API, DIN, JIS

Pressure and temperature grade :GB/T 12224-2005

Test and inspection standards :GB/T 13927-2008, JB/T9092, API598

The jacketed insulated check valve is mainly used in various systems such as chemical engineering, metallurgy, and pharmaceuticals to transport high-viscosity media that solidify at room temperature. The jacket of this series of valves is welded between the two flanges of the valve. On the side and bottom of the valve, there are connection ports for the jacket. Due to the addition of the jacket, the connection flange size of this type of valve is one to two specifications larger than that of the ordinary ball valve of the same specification, but the structural length is the same as that of the valve of the same specification. The jacket can only allow steam or other thermal insulation media to flow through. Ensure that the viscous medium can flow smoothly through the valve. The function of the jacketed insulated check valve is to prevent the backflow of the medium in the pipeline. Check valves belong to the category of automatic valves. Their opening and closing parts are automatically opened or closed by the force of the flowing medium. It is only used on pipelines where the medium flows in one direction to prevent the medium from flowing back and to avoid accidents. The applicable media include: water, oil products, steam, acidic media, etc.


Insulated check valves are mainly used in various systems such as petroleum, chemical engineering, metallurgy, and pharmaceuticals to transport high-viscosity media that solidify at room temperature.

Packing of Standard Packing: 

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.



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