soft sealing butterfly valve is suitable for water supplying and draining,gas pipe as adjust flux and cut off medium in foodstuff,pharmacy,chemical industry,petroleum,electric power,light textile,paper making etc with temperature≤120℃,nominal pressure≤1.6Mpa,the main characteristic such as:
1.Novel and reasonable design,special structure,light, Easy instllation and mintenance.It can be mounted wherever needed.
2.Tiny operative moment,quick 90 degrees on-off operation.
3.Miniminzed operating torque,energy saving.
4.Flow curve tending to straight line.Excellent regulation performance.
5.Long servie life.Standing the test of tens of thousands opening/closing operation.
6.Bubbles-tight sealing with no leakage under the pressure test.
7.Wide selection of materials, applicable for various medeium.
Soft sealing butterfly valve
Size: DN40-600mm
Rating: PN10/16, ANSI125/150
Design Standard:API609;
Material of main parts:
Body: Cast iron, ductile iron, stainless steel, cast steel (WCB) , GGG40
Disc: Monel, ductile iron, stainless steel, ductile iron with nylon coated
Seat: EPDM or NBR or PTFE
Stem: steel,SS416 or SS304,SS316
Body Flange Drilling Body:DIN2505;ANSI125/150;BS4504; JIS B2210;
Tope Flange: ISO5211
Face to Face: ISO5752;API609;MSS SP-67;GB12221
Test Inspection: API598;GB13927
Suitable Medium: Water,Sewage,Air,Oil,Salty,etc.
Operations: lever, Worm gear, Electric Actuator and Pneumatic

