Alloy Wafer Butterfly Valve
Alloy Wafer Butterfly Valve Body: Alloy Steel, Stainless Steel, Cast Stainless Steel, Duplex Stainless Steel Disc: Alloy Steel, Stainless Steel, Cast Stainless Steel, Duplex Stainless Steel Stem: Stainless Steel Packing: PTFE, Graphite Nominal Diameter: DN40 to DN600 Nominal Pressure: PN10 to PN40, Class150, Class300, Class900, Class1500, Class2500 Dimensions Class150 DN B A C L фK F N-фd 40 67 141 32 33 110 50 4-ø18 50 67 141 32 43 125 50 4-ø18 65 75 151 32 46 145 50 4-ø18 80 95 160 32 46 160 70 8-ø18 100 111 180 32 52 180 70 8-ø18 125 129 193 32 56 210 70 8-ø18 150 142 207 32 56 240 102 8-ø22 200 170 240 45 60 295 102 8-ø22 250 206 270 45 68 350 102 12-ø22 300 238 316 45 78 400 125 12-ø22 350 267 368 45 78 460 125 16-ø22 400 298 400 51 86 515 140 12-ø26 450 318 422 51 105 565 140 20-ø26 500 349 479 57 130 620 165 20-ø26 600 410 562 70 152 725 254 20-ø30
