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Midline Flange Butterfly Valve

J-VALVES Provide,Butterfly Valve,Midline Sealing Butterfly Valve,Flange Butterfly Valve (D341X),Cast Steel Butterfly Valve,Triple eccentric butterfly valve,Lug Butterfly Valve,Wafer Butterfly Valve,We are a valve factory from China, we can provide the best service.
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  • Midline Flange Butterfly Valve
  • Midline Flange Butterfly Valve
  • Midline Flange Butterfly Valve
  • Midline Flange Butterfly Valve
  • Midline Flange Butterfly Valve

Midline flange butterfly valve


1. Design Basis
▪ Design and manufacture according to: GB/T12238-1989
▪ Flange standard: GB/T9115.1-2000
▪ Fae to face: GB/T12221-1989    GB/T17241.6-1998
▪ Pressure Test: GB/T13927-9


2. Technical Parameter

DN(mm)             50~1200
PN(Mpa)1.0 1.6
Testing Pressrestrength1.52.4
seal(water)1.11.76
seal(air)0.6
Leakage RateA level(zero leakage)
Applicable Mediumwater,sewage,stem,air,oil,acid,alkali,salt etc.
Suitable Temperature29~150
Actuatorworm gear,pneumatic,electric


3. Main Part Material

NameMaterial
bodygray iron,ductile cast iron,cast steel
plateductile cast iron,CF8,CF8M,nylon 11,1.4529,2507
sealing ringNBR,EPR,VITON,PTFE,neoprene
stem2Cr13,1Cr13,stainless steel,CF8,CF8M,17-4PH


          Midline Sealing Flange Butterfly Valve (D341X)
4. Main Size Dimensions

DiameterAHD0CdbDKN-d0N-TD1D2N-d1FΦWJ
mminch
DN8031593278.812712019.1191152.44-19
90704-102012.7313.9
DN10041783210412714423.9229190.54-19
90704-102015.9517.9
DN150620340155.712719725.4279241.38-22.4
90704-102025.4828.4
DN200824251202.4115225228.5343298.48-22.4
1251024-122228.6831.6
DN2501027476250.4220330530.3406361.912-25.4
1251024-122234.91037.9
DN3001231376301.520335031.8483431.812-25.4
1251024-122438.11041.1
DN3501435676333.3220341535.1533476.212-28.4
1251024-122444.51247.5
DN4001638276389.6120346036.6597539.812-28.44-11751404-182450.81454.3
DN4501842089440.5120351039.7635577.812-31.84-11/817514041826541658
DN5002045989491.642035604369963516-31.84-11/82101654-222660.31864.3
DN6002457289592.520366047.8813749.316-35.04-11/42101654-202669.92074.4


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