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Hebei Huahui Valve Co., LTD. : Introduce the information of German standard check valve

Release Time:

Aug 03,2020

German standard check valve is suitable for nominal pressure of PN1.6-4.0MPa, working temperature of -20-℃-350℃, such as petroleum, chemical, pharmaceutical, chemical fertilizer, power industry and other occasions to cut off or connect the pipeline, German standard check valve main structural characteristics:

德标止回阀

German standard check valve is suitable for nominal pressure of PN1.6-4.0MPa, working temperature of -20-℃-350℃, such as petroleum, chemical, pharmaceutical, chemical fertilizer, power industry and other occasions to cut off or connect the pipeline, German standard check valve main structural characteristics:

1. German standard check valve has reasonable structure, reliable sealing, excellent performance and beautiful appearance;

2. The sealing surface is Co hard alloy surfacing, with good wear resistance, corrosion resistance, wear resistance, long service life;

3. Valve stem after conditioning treatment, surface after nitriding treatment, with good corrosion resistance and friction resistance;

4. German standard check valve with double seal, more reliable performance;

5. The lifting position indication of German standard check valve stem is more intuitive;

6. Parts materials, flanges and butt welding dimensions can be reasonably selected according to actual working conditions or user requirements to meet various engineering requirements.