Pneumatic Wafer Butterfly Valve

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Pneumatic Wafer Butterfly Valve

Features: DN: 2~32"(DN50~DN800)
Nominal pressure: PN10, PN16, Class125
Body Materials: Cast Iron, Ductile Iron, WCB , Stainless Steel, Bronze
Seat Materials: NBR, EPDM, VITON, PTFE
Disc Materials: Ductile Iron, WCB, CF8,CF8M, Al-bronze C958
Stem Materials: SS416, SS304, SS316
End Connection: Lug


DN Nominal diameter  Size (mm)
L L1 D D1 D2 D3 D4 Φ H1 H2 H3 Z-Φd
1 1.6 1 1.6
50 42 167 52.9 125 125 92 77 57 12.6 70 147 250 4-Φ23 4-Φ23
65 44.7 167 64.5 145 145 110 77 57 12.6 76 155 250 4-Φ23 4-Φ23
80 45.2 167 78.8 160 160 121 77 57 12.6 92 164 250 8-Φ23 8-Φ20
100 52.1 167 104 180 180 153 92 70 15.78 106 175 250 4-Φ23 4-Φ23
125 54.4 167 123.3 210 210 176 92 70 18.92 119 194 250 4-Φ23 4-Φ23
150 55.8 167 155.6 240 240 207 92 70 18.92 132 206 250 4-Φ25 4-Φ25
200 60.6 225 202.6 295 295 259 115 89 22.1 162 237 287 4-Φ25 4-Φ25
250 65.6 225 250.5 350 355 316 115 89 28.45 200 282 287 4-Φ28 4-Φ28
300 77 260 301.6 400 410 370 140 108 31.6 225 311 330 4-Φ28 4-Φ28
350 76.5 260 333.3 460 470 405 140 108 31.6 263 335 331 4-Φ30 4-Φ30
400 86.5 260 389.6 515 525 470 197 159 33.15 309 400 332 4-Φ30 4-Φ30
450 105.6 260 440.5 565 585 522 197 159 38 328 420 333 4-Φ30 4-Φ30
500 132 260 491.6 620 650 566 197 159 41.15 361 480 334 4-Φ30 4-Φ33
600 152 260 592.5 725 770 693 276 216 50.65 459 560 335 4-Φ30 4-Φ36
700 163 466 695 840 840 801 300 254 63.5 520 624 650 24-Φ30 24-Φ36
800 188 466 794.7 950 950 907 300 254 63.5 590 680 650 24-Φ33 24-Φ39