ANSI high performance double eccentric butterfly valve
一、Technical specification:
Standard: ANSI high performance butterfly valve
Class: ANSI Class 150，ANSI Class 300，
Temperature range: -20℃ to 180℃.
Design structure:double eccentric
End connection: wafer end，Full lug end
Medium: Water, oil , gas, saturated steam, high temperature fluids, corrosive fluids etc.
Design standard: API 609
Side flange: ANSI 150 or customer need
Top flange standard: ISO 5211
Test standard: API 598
二、Application: Chemical industry, petroleum industry, Shipbuilding industry etc.
三、Material
Body: Ductile cast iron, Cabron Steel(WCB), SS 304, SS316,
Disc: SS 304, SS316
Stem: SS316, SS17-4PH
Seat: PTFE, RPTFE, NBR, EPDM
四、Actuator: Handle, gearbox , electric actuator, pneumatic actuator or hydraulic actuator
五、Advantages:
1. With double eccentric design, the abrasion to the seat is very samll, so the high performance butterfly valve have long service life above 50000 times of opening anc closing
2. Double direction both can bear 1.1 times pressure sealing test.
3. Small torque, easily handle
4. Wide range of medium, like high temperature liquid, high pressure pipeline and highly corrosive fluid and gas.
5. High reliability and good performance , easy to maintain
6. Wide range of material options to meet your needs
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