Flange cast steel butterfly characteristics of pneumatic valve American standard

=. MPa in food, medicine, chemical, petroleum, electric power, textile, paper and other water supply and drainage,
for adjusting flux on the gas pipeline and throttling medium, has the function of compensating the heat-expansion and cold-contraction gas main characteristic is:
) novel design, reasonable, unique structure, light weight, convenient operation, opening and closing fast
) telescopic butterfly pneumatic valve in addition to do adjustment and intercepting effect, compensating pipe temperature difference of heat bilges cold shrink function, also can install replacement, maintenance convenience
) sealing parts adjustable replacement, reliable sealing performance etc