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Bellows valve

Design standardDIN 3356-B2

Structure lengthDIN3202

Connecting flangeDIN 2543-2546

Test inspectionDIN 3230-75

Product overview

The bellows stop valve is applicable to the pipelines under various working conditions such as power station, natural gas, steam, heating and refrigeration system to cut off or connect the pipeline medium.

Product features

The product has reasonable structure, reliable sealing, excellent performance and beautiful shape.

The sealing surface is made of Co based cemented carbide, with good wear resistance, rate resistance, pit friction performance and long service life. Valve rod quenching and tempering and surface nitriding treatment. It has good corrosion resistance and friction resistance. The opening and lowering position indication of valve sample is more intuitive. Part materials, flanges and alignment dimensions can be reasonably selected according to actual working conditions or user requirements to meet various engineering needs.