Flange Type Manual Elastic Hard Seal Butterfly Valve

Flange Type Manual Elastic Hard Seal Butterfly Valve

Product Introduction And Application Of Flange Type Manual Elastic Hard Seal Butterfly Valve. This Butterfly Valve Adopts A "U" - Shaped Stainless Steel Sealing Ring, Which Is Precisely In Contact With The Polished Butterfly Plate And Has A Three-dimensional Eccentric Sealing Area. The Organic Combination Of The Two Has Resulted In High-performance Technical Parameters Such As High Temperature Resistance, High Pressure Resistance, And Low Temperature Resistance. Therefore, It Is Widely
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Product Introduction


Introduction And Application Of Flanged Manual Elastic Hard Seal Butterfly Valve Product

This Butterfly Valve Adopts A "U" - Shaped Stainless Steel Sealing Ring, Which Is A Precision Elastic Sealing Ring That Contacts The Polished Butterfly Plate With A Three-dimensional Eccentric Sealing Area. The Organic Combination Of The Two Has Resulted In High-performance Technical Parameters Such As High Temperature Resistance, High Pressure Resistance, And Low Temperature Resistance. Therefore, It Is Widely Used In Pipelines For Corrosive Media Such As Metallurgy, Electricity, Petroleum, Chemical, Air, Gas, Combustible Gases, And Water Supply And Drainage With Medium Temperatures ≤ 550 ℃, As A Device For Regulating Flow And Cutting Off Fluids.


Characteristics Of Flange Type Manual Elastic Hard Seal Butterfly Valve

1. The Butterfly Valve Has A Simple, Compact Structure, Light Weight, Easy Installation And Disassembly, And Convenient Maintenance;

2. This Butterfly Valve Adopts A Stainless Steel "U" - Shaped Sealing Ring, Which Has A Certain Degree Of Elasticity And Can Withstand High And Low Temperatures.Under The CircumstancesIt Has Sealing Properties With The Butterfly Plate; .

3. The Three-dimensional Eccentricity Of This Butterfly Valve. After Rigorous Calculation, The "U" - Shaped Sealing Ring Has Almost No Friction With The Butterfly Plate, Has A Long Service Life, And Has The Function Of Tightening As It Is Closed.

4. The Sealing Surface Of The Butterfly Plate Is Made Of Welded Cobalt Based Hard Alloy, Which Is Wear-resistant And Has A Long Service Life;

5. This Butterfly Valve Has A Unique Structure, And The "switch" Can Be Completed By Simply Rotating The Valve Stem 90 °. It Is Flexible, Convenient, Labor-saving, And Not Affected By The High Or Low Pressure Of The Medium, With Reliable Sealing Performance;

6. High Temperature Resistance, Low Temperature Resistance, And Corrosion Resistance.


Performance Parameters Of The "U" Series Metal Hard Sealed Butterfly Valve

Nominal Diameter (DN)50-1000
Nominal Pressure1.OMPa1.6MPa
Test PressureIntensity1.5MPa2.4MPa
Seal1.1MPa1.76MPa
Applicable Temperature-196℃-550℃
Applicable MediumAir, Steam, Water, Oil, Acid, Alkali, Salt, Etc. (the Medium Does Not Contain Excessive Particles)
Drive TypeHandle, Worm Gear Transmission, Electric, Pneumatic, Hydraulic


The Main Component Materials Of The "U" Series Metal Hard Sealed Butterfly Valve

Part NameValve BodyButterfly Valve DiscValve StemFiller
MaterialCarbon Steel, Stainless Steel, Heat-resistant SteelCarbon Steel, Stainless Steel, Heat-resistant Steel (sealing Surface Welding, Hard Chrome Plating)Stainless Steel, Heat-resistant SteelFlexible Stone


Main Dimensions Of Flange Type Manual Elastic Hard Seal Butterfly Valve

Nominal Diameter (DN)Main DimensionsFlange Size And Bolt Specifications
1.OMPa1.6MPa2.5MPa
LHH1H3DD1D2N-φdDD1D2N-φdDD1D2N-φd
FiftyOne Hundred And EightThree Hundred And Twenty-fiveTwo Hundred And FortyTwo Hundred And Sixty-fiveOne Hundred And SixtyOne Hundred And Twenty-fiveOne Hundred4-18One Hundred And Sixty-fiveOne Hundred And Twenty-fiveNinety-nine4-18One Hundred And Sixty-fiveOne Hundred And Twenty-fiveNinety-nine4-18
Sixty-fiveOne Hundred And TwelveThree Hundred And FortyTwo Hundred And FiftyTwo Hundred And Sixty-fiveOne Hundred And EightyOne Hundred And Forty-fiveOne Hundred And Twenty4-18One Hundred And Eighty-fiveOne Hundred And Forty-fiveOne Hundred And Eighteen4-18One Hundred And Eighty-fiveOne Hundred And Forty-fiveOne Hundred And Eighteen8-18
EightyOne Hundred And FourteenThree Hundred And Fifty-fiveTwo Hundred And Fifty-fiveTwo Hundred And Sixty-fiveOne Hundred And Ninety-fiveOne Hundred And SixtyOne Hundred And Thirty-five8-18Two HundredOne Hundred And SixtyOne Hundred And Thirty-two8-18Two HundredOne Hundred And SixtyOne Hundred And Thirty-two8-18
One HundredOne Hundred And Twenty-sevenFour HundredTwo Hundred And Seventy-fiveTwo Hundred And Sixty-fiveTwo Hundred And FifteenOne Hundred And EightyOne Hundred And Fifty-five8-18Two Hundred And TwentyOne Hundred And EightyOne Hundred And Fifty-six8-18Two Hundred And Thirty-fiveOne Hundred And NinetyOne Hundred And Fifty-six8-23
One Hundred And Twenty-fiveOne Hundred And FortyFour Hundred And Thirty-fiveThree HundredThree Hundred And NinetyTwo Hundred And Forty-fiveTwo Hundred And TenOne Hundred And Eighty-five8-18Two Hundred And FiftyTwo Hundred And TenOne Hundred And Eighty-four8-18Two Hundred And SeventyTwo Hundred And TwentyOne Hundred And Eighty-four8-25
One Hundred And FiftyOne Hundred And FortyFour Hundred And Fifty-fiveThree Hundred And TenThree Hundred And NinetyTwo Hundred And EightyTwo Hundred And FortyTwo Hundred And Ten8-23Two Hundred And Eighty-fiveTwo Hundred And FortyTwo Hundred And Eleven8-23Three HundredTwo Hundred And FiftyTwo Hundred And Eleven8-25
Two HundredOne Hundred And Fifty-twoFive Hundred And Seventy-fiveThree Hundred And Seventy-fiveThree Hundred And NinetyThree Hundred And Thirty-fiveTwo Hundred And Ninety-fiveTwo Hundred And Sixty-five8-23Three Hundred And FortyTwo Hundred And Ninety-fiveTwo Hundred And Sixty-six12-23Three Hundred And SixtyThree Hundred And TenTwo Hundred And Seventy-four12-25


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