Swing check valves selected for the nominal PN1.6 ~ 6.4MPa, piping various conditions operating temperature -29 ~ 550 ℃ in petroleum, chemical, fire station and other applicable medium: water, oil, steam Wait.
1, selected materials, in line with domestic and foreign standards, high overall quality of the material .
2, Sealing pair advanced and reasonable, the valve seat sealing surface using iron-based alloy or Stellite (Stellite) cobalt- based alloy cladding into the surface, wear resistance, high temperature resistance, corrosion resistance, good anti-abrasion performance , long lasting.
3, the product according to national standards GB / T12235 design and manufacturing.
4, can be a variety of standard pipe flanges and flange sealing types to meet various project needs and user requirements.
5, the full range of body materials, gaskets, according to the actual working conditions or user requirements reasonable matching can be applied to all kinds of pressure, temperature and medium conditions .
Users can design and manufacture different forms and connections in the form of a check valve structure, supporting the use of various devices