Flanged Butterfly Valve

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1. Size: DN50 - DN2400
2. Pressure: PN6 - PN64
3. Material: We can offer flanged butterfly valve made using GG25, GGG50, WCB, CF8, CF3, CF3M, and CF8M.
4. Design and manufacture standard: API 609
5. Face to face standard: EN 558-1, BS5155 , ISO 5752
6. End connection standard: EN1092 ,ANSI B16.5
7. Test standard: API598, ISO5208
8. Operated way: Lever, worm gear and electric actuator operated flanged butterfly valve are all available here.
9. Medium: The flanged butterfly valve is ideal for mediums such as water, steam, oil, gas, petroleum products, nitric acid, and acetic acid, etc.
10. Work temperature: -29℃-600℃

Materials of Valve Parts
Part Name Material
Body/Bonnet/Disc GG25, GGG50, WCB, CF8, CF3, CF3M, and CF8M
Seal EPDM, PTFE, VITON, 13Cr, STL, F304, F304L, F316, F316L
Stem X20Cr13, 38CrMoAl, 25Cr2MoV, F304, F316, F304L,F316L
Packing Flexible graphite, Enhanced flexible graphite
Seal ring Flexible graphite+SS304, Flexible graphite+SS316
Specifications of Flanged Butterfly Valve
Pressure DN 50 65 80 100 125 150 200 250 300 400 350 450 500 600 700 800 900 1000 1200
PN10 L
(mm)
Brief
108 112 114 127 140 140 152 165 178 190 216 222 229 267 292 318 330 410 470
L
(mm)
Long
150 170 180 190 200 210 230 250 270 290 310 330 350 390 430 470 510 550 630
H
(mm)
350 37 380 420 460 555 760 830 895 950 1190 1255 1305 1340 1520 1720 1810 1960 2250
PN16 L
(mm)
Brief
108 112 114 127 140 140 152 165 178 190 216 222 229 267 292 318 330 410 470
L
(mm)
Long
150 170 180 190 200 210 230 250 270 290 310 330 350 390 430 470 510 550 630
H
(mm)
350 37 380 420 460 555 760 830 895 950 1190 1255 1305 1340 1520 1720 1810 1960 2250
PN25 L
(mm)
Brief
108 112 114 127 140 140 152 165 178 190 216 222 229 267 292 318 330 410 470
L
(mm)
Long
150 170 180 190 200 210 230 250 270 290 310 330 350 390 430 470 510 550 630
H
(mm)
350 37 380 420 460 555 760 830 895 950 1190 1255 1305 1340 1520 1720 1810 1960 2250
PN40 L
(mm)
Brief
108 112 114 127 140 140 152 165 178 190 216 222 229            
L
(mm)
Long
150 170 180 190 200 210 230 250 270 290 310 330 350            
H
(mm)
350 37 380 420 460 555 760 830 895 950 1190 1255 1305            

Hengnuo Valve is a professional flanged butterfly valve manufacturer in China. Apart from butterfly valve, we also offer check valve, forged steel valve, gate valve, ball valve, flange, etc.

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