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Zhougang Industrial Park, Jiangning District, Nanjing City


Handle-type Wafer Butterfly Valve

 Handle-type Wafer Butterfly Valve

 

Material of Main Components

Part name Materials 
Body HT200, QT450, WCB, stainless steel
Disc QT450 nickel plating, QT450 nylon plating. Albronze, SS304, SS316. SS316L duplex stainless steel, etc.
Seat EPDM, NBR, PTFE. Wear- and heat-resistant EPDM. Silicone rubber. VITON
Stem 45# carbon steel, SS416, SS304, SS316
Products Model 620D7A1X- 10/16
Nominal Diameter DN32-DN200
Nominal Pressure PN1.0–1.6 MPa
Applicable medium Fresh water, sea water, sewage, air, food, weak acid, alkali, and salt, etc.
Applicable temperature -10~110℃

 

Main External Dimensions and Connection Dimensions

Size n-Φd ΦD H1 H2 L L1 L2 Kg
DN32 4-14 85 142 52 32 30 142 1.14
4-18 100
DN40 4-22 106 173 71 33.5 30 176 200
DN50 4-22 123 183 70 42 32 176 2.50
DN65 4-22 142 196 80 45 47 176 2.90
DN80 4-23 154.5 208 94 45 65 176 3 50
4-23 154.5
DN100 4-27 183 232 108 52.1 91 215 5.10
DN125 4-25 212.5 252 122 55 112 260 6.60
DN150 4-24 240 272 134 56 146 260 8.40
DN200 4-24 295 305 167 61 194 260 13.13
4-25 296

The φD and φd values in the table include the PN10/16, 150LB, and 10K standards.

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