why should the cut-金沙集团1862cc

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why should the cut-off valve go low?

release time:2018/5/5
general medium and low pressure cut-off valve is low and high, cut off when the filler does not force, reduce the probability of leakage, can extend the service life.

general >dna100 cut-off valve can be used to high and low; large-caliber and high-pressure state to close the valve when using low and high, it is more difficult, and second, because if high-pressure and large-diameter state with low-elevation, the stem is subject to long-term water pressure bend easily deformed, the influence of the valve 's safety and containment; is the choice of three high-low, then the diameter of the stem can be dots, also for the manufacturers and users for cost savings point.

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factory address:no. 1798, wang wei east road fengjing development zone jinshan district shanghai city
金沙集团1862cc copyright © shen gao valve group co., ltd.        www.shengao-valve.com
record number:no. 14017677, shanghai icp   technical support:
group address:no.52, lane 58, lushen road, zhaoxiang town, qingpu district, shanghai
group phone: 86-021-59755666
hotline: 86-021-69755076   69755027
            86-021-69755026   57339828
fax: 86-021-69755075   
factory address:no. 1798, wang wei east road fengjing development zone jinshan district shanghai city
金沙集团1862cc copyright © shen gao valve group co., ltd.
www.shengao-valve.com
record number:no. 14017677, shanghai icp
technical support:
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