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Air-Operated Stainless Steel Butterfly Valve for Chemical Industry

Air-Operated Stainless Steel Butterfly Valve for Chemical Industry
Price: US $ 60-70/Piece
Trade Terms: FOB,CIF,EXW
Min Order: 1/Piece
Pay Type: T/T

DOXI VALVE 

Lined Butterfly Valve
DOXI ® Butterfly Valves is a good choice for chemical solution!
Its special feature is the seat ring design. The interference between the disc and the raised central area of the seat ring shuts off the flow completely. The resilient elastomeric seat cushion ensures reliable shut-off for the life of the valve. 
The upper and lower positions of the seal ring, where the stem passes through, use a triple seal design to prevent leakage to the atmosphere.
Triple Seal Prevent Leakage
Primary Seal: Seat. 
Secondary Seal: O ring
Tertiary Seal: Taper PTFE seal ring
 
 
 
WAFER TYPE                                            
DN NPS Dimensions in mm   ASME B16.5 JIS B2212 10K DIN2532 PN10 Weight CV Torque
[mm] [in] A B C D E F G H K M N-Φ L ISO5211  ΦD N1-Φ1 ΦD N1-Φ1 ΦD N1-Φ1 [kg] [N @ m]
50 2 77 57 12.6 23 115 60 / / 11 12 4-Φ10 52 F07 120.7 4-19 120 4-19 125 4-18 2.2 210 25
65 2.5 77 57 12.6 23 115 60 / / 11 12 4-Φ10 52 F07 139.7 4-19 140 4-19 145 4-18 2.2 210 25
80 3 92 70 12.6 26 150 86 / / 11 14 4-Φ10 46 F07 152.4 4-19 150 8-19 160 4-18 4.2 410 50
100 4 92 70 15.9 26 160 115 / / 14 14 4-Φ10 52 F07 190.5 8-19 175 8-19 180 8-18 6.4 710 80
125 5 92 70 15.9 26 175 130 / / 14 17 4-Φ10 56 F07 215.9 8-22 210 8-23 210 8-18 7.9 1150 90
150 6 115 89 22.2 28 192 145 / / 18 25 4-Φ14 56 F10 241.3 8-22 240 8-23 240 8-23 10.4 1750 130
200 8 115 89 22.2 28 220 175 / / 18 35 4-Φ14 60 F10 298.5 8-22 290 12-23 295 8-23 17 3550 180
250 10 140 108 31.8 35 275 215 / / 24 35 4-Φ14 68 F10 362 12-25 355 12-25 350 12-23 25 5100 400
300 12 140 108 31.8 35 310 250 / / 24 35 4-Φ14 78 F12 431.8 12-25 400 16-25 400 12-23 34.5 8870 610
350 14 210 165 38 55 360 285 33 10 / / 4-Φ22 78 F14 476.3 20-1 3/8 445 16-25 460 16-23 75 9200 850
400 16 210 165 38 55 395 320 33 10 / / 4-Φ22 102 F14 539.8 20-1 1/4 510 16-27 515 16-27 110 14500 1170
450 18 210 165 44 65 435 360 38.5 14 / / 4-Φ22 114 F14 577.9 16-1 1/4 565 20-27 / / 130 20100 1560
500 20 210 165 44 65 455 385 38.5 14 / / 4-Φ22 127 F14 635 16-1 1/8 620 20-27 620 20-27 190 22000 1820
600 24 210 165 55 75 525 445 49 16 / / 4-Φ22 154 F14 749.3 12-1 1/8 730 24-33 725 20-30 280 31000 2990
Prod Model: D971
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Body Material: Wcb/CF8
Seat Material: PTFE
Disc: Wcb/CF8+PFA
Work Pressure: Low Pressure (',Pn<1.6mpa)
Material Of Seal Surface: Soft Sealed
Connection Form: Wafer
Structure: Centre Sealing
Seal Form: Auto Sealed
Working Temperature: Medium Temperature (',120??C
Application: Water Industrial Usage
XUANDA INDUSTRIAL GROUP

Established in 1990, manufacturing and supplying various kinds of industrial valves, pumps, pipes, tanks and fitting for Oil and Gas, Petro-chemical, Chemical Processing, Metallurgy, Sewage, Construction, Sulfuric acid plant, Power plant, Pharmacy, Semiconductor, Beverage, Water& Waste Water treatment, Shipbuilding etc.

We are National Emphasis High-tech. Enterprise, 66000m2, having over 600 employees. We are also the Executive Member of China Valve Association and China Pump Industry Association. Manufacturing facilities are certificated to ISO9001 quality standards, assuring products quality, precision manufacturing and internal process integrity.

DOXI VALVE Co., Ltd.

DOXI valve as a  Member of Xuanda group, specialize in lined valve development and manufacturing. Our valves are the best choice for corrosive application and service.

Through years of filed application experience, research and development, we have designed products that meet the stringent requirements of today' S fluids control industry. We had earned a  Good reputation for excellence by creating products of superior value and quantity, providing personalized customer service and on-time deliveries. Our success has always been the direct result of our fully integrated range of valve and control products. Rugged and reliable, our products are engineered to provide years of trouble free using.

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  • Xuanda Industrial Group Doxi Valve Co., Ltd.

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