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Swing check valve
is selected for use on pipelines under various working conditions such as petroleum, chemical industry, thermal power stations, etc. with nominal pressure ~. Working temperature -~℃. Applicable media are: water, oil, steam, etc. Features
The materials are carefully selected and comply with relevant domestic and foreign standards. The overall quality of the materials is high.
, the seal pair is matched with advanced and reasonable valve disc and valve seat sealing surface using iron-based alloy or Stellite cobalt-based hard alloy surfacing surface to achieve wear resistance, high temperature resistance, corrosion resistance, scratch resistance and long service life. long.
, products are designed and manufactured according to national standards.
Various piping flange standards and flange sealing types can be used to meet various engineering needs and user requirements.
The valve body has a full range of materials and gaskets can be reasonably selected according to actual working conditions or user requirements, and can be applied to various pressure, temperature and medium working conditions.
Check valves with different structural forms and connection forms can be designed and manufactured according to user requirements for use in various equipment.
Application scope of swing check valve
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Main parts and materials of swing check valve
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%> Valve cover
%> Valve disc
%> Valve seat
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%> Applicable temperature (℃)
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%> +D
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%> Water, oil, steam
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%> Phosphoric acid, acetic acid, mixed acid
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%> Urea, methylammonium solution, phosphoric acid
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% > Water, oil, steam
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Main dimensions of swing check valve
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Qigao H44H/W swing check valve