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Your location is:Industry&products >> Soft seal butterfly valve >> Flange double eccentric butterfly valve
Flange double eccentric butterfly valve
Product overview
Flange double eccentric butterfly valve is suitable for water supply system, power plant and industrial pipeline as two-way opening and closing and regulating equipment, and its regulating range is 0 to 90 degrees. The butterfly plate of this series of butterfly valves is designed with flow type double plate truss structure and made of high strength ductile iron to ensure the strength and low water loss of butterfly plate under the impact of water flow.
Product details
Product features
The butterfly plate adopts double plate truss structure with high strength and low water loss;
The stainless steel valve seat is fixed in the inner cavity of the valve body and never falls off;
The sealing ring is fixed on the butterfly plate by pressing plate, and the compression amount is adjustable and easy to replace;
With special tangential pin connection, the butterfly plate and the valve rod can be tightly combined without loosening;
The axial position of butterfly plate is adjustable;
Oil free bronze self lubricated bearing reduces torque;
"V" type rubber, self tightening shaft seal design;
Design and manufacturing standard: GB / T12238
Flange connection standard: GB / T17241.6
Top flange standard: ISO5211
Structural length standard: GB / T12221
Nominal diameter: DN300 ~ DN2400 (12 "~ 96")
Nominal pressure: PN10
Working temperature: 0 ° C ~ 85 ° C
Sealing test: 1.1PN
Shell test: 1.5PN
Applicable medium: water
The butterfly plate adopts double plate truss structure with high strength and low water loss;
The stainless steel valve seat is fixed in the inner cavity of the valve body and never falls off;
The sealing ring is fixed on the butterfly plate by pressing plate, and the compression amount is adjustable and easy to replace;
With special tangential pin connection, the butterfly plate and the valve rod can be tightly combined without loosening;
The axial position of butterfly plate is adjustable;
Oil free bronze self lubricated bearing reduces torque;
"V" type rubber, self tightening shaft seal design;
Non toxic epoxy resin electrostatic spraying;
Design and manufacturing standard: GB / T12238
Flange connection standard: GB / T17241.6
Top flange standard: ISO5211
Structural length standard: GB / T12221
Pressure test standard: GB / T13927
Nominal diameter: DN300 ~ DN2400 (12 "~ 96")
Nominal pressure: PN10
Working temperature: 0 ° C ~ 85 ° C
Sealing test: 1.1PN
Shell test: 1.5PN
Applicable medium: water
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