group nameButterfly valve
Min Order1 piece
brand nameGARLOS
modelDd973H
payment method
update timeMon, 12 Jun 2017 12:49:45 GMT
Nominal Diameter DN50-2000
Nominal Pressure 0.6-4.0MPa
Design Standard GB/T12238-1989
Structure Length GB/T12221-2005
Pressure Test GB/T13927-1992, JB/T9092-1999
Suitable Medium Air, water, sewage, steam, gas, oil and so on
Min Order1 piece
Summary
Triple eccentric multi-level metal seal butterfly valve series products are long service life, energy-saving butterfly valve. Its adopts triple eccentric structure design, seat is built with hard and soft seal compatible multi-level structure, with advanced processing skills and technology. This product consists of valve body, disc, multi-layer valve seat, stem, transmission and other major components. So it is widely used in the metallurgical, electric, petroleum, chemical, air, gas, combustible gas and corrosive medium pipeline with temperature higher at 550 ℃. It is the best device to adjust the flow and cut off the fluid.
This butterfly valve is a triple eccentric designed one, the sealing surface space trajectory achieves idealized, Sealing surface without friction between each other, no interference. With choice of proper sealing material, the butterfly valve sealing,
corrosion resistance, high temperature resistance and wear resistance are reliable.
Its main features are as follows:
1, open torque is small.
2, triple eccentric structure, so that the disc will close more and more tightly, its sealing performance is reliable, without leakage.
3, high pressure resistance, corrosion resistance, wear resistance, long life and so on.
Parameters
Nominal Diameter | DN50-2000 |
Nominal Pressure | PN0.6MPa-4.0MPa |
Design Standard | GB/T12238-1989 |
Structure Length | GB/T12221-2005 |
Pressure Test Standard | GB/T13927-1992, GB/T9092-1999 |
Suitable Medium | Air, water, sewage, steam, gas, oil and so on |
Actuator | Manual,worm gear,pneumatic,electric |
Material
Name | Material |
Body | Cast steel, stainless steel, chromium-molybdenum steel, alloy steel |
Disc | Cast steel, stainless steel, chromium-molybdenum steel, alloy steel |
Seal Ring | Stainless steel and high temperature resistant asbestos board |
Stem | 45# steel, 2Cr13, 1Cr13, chromium-molybdenum steel |
Bearing | Austenitic stainless steel, |
Packing | Graphite, asbestos rope, flexible graphite |
Triple Eccentric
Dimension
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