We are offering butterfly valve. Property specification
body:wc9wcb, cf8cf8mcf3cf3m, qt400-1860-40-18, ht200no.30
seal:nr(-20 + 85), epdm(-40 +125), nbr(-20 +82), si (-70 +150)
viton(-23 +150), cr(0 +80), iir(-40 +100), ptfe(+10 +150)
adoption standard
design standard:api609-89
structure length:api609-89
flange connection: ansi b16.1-89 ansi b16.5-92
applicable medium
water, sea water, air, steam, gas, foodstuff, pharmacy, and oil, acid, alkali, salt corrosive medium and so on