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Manual Wafer Soft Seal Butterfly Valve

Butterfly Valves

Manual Wafer Soft Seal Butterfly Valve

Manual Wafer Soft Seal Butterfly Valve for industrial valve automation and pipeline control applications.

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Product Information

Performance Specification

Nominal Pressure PN (MPa)
Test Pressure Ps (MPa)
Working Temperature
Applicable Medium
Shell
Seal
1.0
1.5
1.1
-46~135°C (working temperature determined by selected rubber)
Fresh water, sewage, seawater, air, steam, food, medicine, various oils, acids, alkalis, salts (applicable medium determined by selected material)
1.6
2.4
1.76
2.5
3.75
2.75

Main Part Materials

Valve Body
Valve Seat
Disc
Valve Shaft
Bushing
Gray cast iron, ductile iron, aluminum alloy, cast steel, stainless steel
Nitrile rubber, EPDM rubber, neoprene rubber, fluoro rubber, silicone rubber
Ductile iron (chrome plated), aluminum alloy, copper alloy, stainless steel
Stainless steel, corrosion-resistant nickel-copper alloy
Cast aluminum bronze PTFE

Dimensions and Connection Dimensions

Nominal Pressure PN (MPa)
Nominal Diameter DN (mm)
Dimensions (mm)
L
D
Z-Φd
H
H2
H1
L1
1.0 / 1.6
50
43
125
4-18
234
112
42
202
65
46
145
4-18
262
122
42
202
80
46
160
4-18
267
130
42
202
100
52
180
8-18
304
142
45
253
125
56
210
8-18
347
174
45
253
150
56
240
8-23
364
180
45
303
200
60
295
8-23
450
225
50
500
2.5
50
43
125
4-18
234
112
42
202
65
46
145
4-18
262
122
42
202
80
46
160
8-18
267
130
42
202
100
52
180
8-18
304
142
45
253
125
56
210
8-18
347
174
45
253
150
56
240
8-23
364
180
45
303
200
60
295
12-23
450
225
50
500

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