Q647F pneumatic fixed Ball Details: Pneumatic fixed valve pneumatic fixed ball Overview: Ball in the exploitation of oil, gas, coal and ore, refining, processing and pipeline systems; in the chemical, pharmaceutical and food production species; in hydropower, thermal power and Nuclear power production systems; industrial enterprises in the city and water supply and drainage, heating, and air supply systems; in farmland irrigation and drainage systems; and can be widely applied in metallurgy production system, is a construction and production, national defense and people's lives are important mechanical products. Ball closed piping system in all kinds of species used to cut off or turn on media streaming, the media in accordance with a predetermined program transported to various designated points. Fixed pneumatic valve main part materials: Body gasket sealing surface of the valve ball valve stem packing operating temperature suitable medium WCB 1Cr13 1Cr13 1Cr13 Stellite alloy stainless steel body material of the flexible graphite plus flexible graphite 08 mild steel F304 F316 flexible graphite braided graphite -29- 425 ℃ water, steam, oil WC6 15CrMo 15CrMo -29-425 ℃ WC9 25Cr2MoV 25Cr2MoV LCB 304 304 -46-354 ℃ CF8 304 304 -196-600 ℃ part of the acid, alkali CF3 304L 304L CF8M 316 316 CF3M 316L 316L pneumatic fixed Ball main dimensions: Nominal diameter DN 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600 700 d1 25 32 40 50 65 80 100 125 150 200 250 300 337 387 438 489 591 686 L 165 180 190 216 241 283 305 356 394 457 533 610 686 762 864 914 1067 1245 H 50 55 80 102 144 127 152 184 219 376 360 395 430 470 550 580 700 800 manual H1 75 85 95 707 125 152 178 300 330 398 495 580 625 670 698 840 1050 1100 E - - - - - - - - - 116 116 171 171 257 257 257 150 83 F - - - - - - - - - 350 350 400 420 400 420 400 410 650 W 160 160 230 230 400 400 650 10501050600600 800 800 800,800,800,800,800 electric H2 - - - - - - - - 554 600 652 760 770 830 - 940 940 1115 L1 - - - - - - - - 235 235 235 259 400 400 - 410 410 410 Pneumatic H3 215 240 264 274 379 389 479 552 666 736 926 1059 1127 1393 1468 1538 1538 1450 L2 200 270 270 270 405 405 576 576 776 776 776 1060 1060 1360 1360 1360 1360 2840