National standard flange stainless steel swing check pneumatic valve H44W - 16页

HW- P gb flange stainless steel swing check pneumatic valve
a, H swing check pneumatic valve
H swing check pneumatic valve selection in the nominal pressure PN. ~。 MPa, working temperature - ~ ℃ under various working conditions such as petroleum, chemical industry, power plant piping. Applicable medium: water, oil, steam, etc.
2, H swing check pneumatic valve structure and the characteristic
, well-selected materials, in line with the relevant standards at home and abroad, materials of high quality in an all-round way.
and reasonable advanced sealing pair matching, pneumatic valve, pneumatic valve seat sealing surface with iron base alloy or state department ( Stellite） Cobalt-based hard alloy welding surface, wear-resisting, high temperature resistance, good corrosion resistance, abrasion resistance, long service life.
, product design and manufacture according to the national standard GB/T.
and can be used in a variety of piping flange standard and flange sealing type, can meet the needs of all kinds of engineering and the user requirements.
, pneumatic valve body materials, variety complete, gasket can be reasonable selection according to actual working condition or the user requirements, can be applicable to all kinds of pressure, temperature and medium conditions. According to user requirements design and manufacture of different structure forms and the connection form of check pneumatic valve, used for a variety of devices.