Products

Wafer Butterfly Valve PTFE Sealing

Size:
2-8"(DN50-DN200)
Pressure:
PN10,PN16,Class150
Body Materials:
Cast Iron, Ductile Iron, WCB , Stainless Steel, Bronze
Disc Materials:
Ductile Iron, WCB,CF8,CF8M,Al-bronze C958
Seat Materials:
NBR, EPDM, VITON, PTFE
Applicable Medium:
Water,Oil

Product Introduction

 

No. Parts Materials
1 Body Cast Iron, Ductile Iron, WCB , Stainless Steel, Bronze
2 Disc Ductile Iron, WCB, CF8,CF8M, Al-bronze C958
3 Stem SS416, SS304, SS316
4 End Connection Wafer
5 Seat NBR, EPDM, VITON, PTFE
6 Operate Manual, Worm gear, Pneumatic, Electric-Motorized
7 Type Double half shaft without pin

 

Wafer Butterfly Valve PTFE Sealing
Wafer Butterfly Valve PTFE Sealing

Product Features

Double half shaft butterfly valve plate thickness is smaller, and the elimination of a section of the stem, so that the volume of the whole valve, weight reduction, not only save material, but also can be equipped with smaller specifications of the operation of the actuator, the structure is especially suitable for large diameter butterfly valve;Also greatly reduce the processing, assembly difficulty, valve cost reduction.

1.Single Eccentric Disc-Shaft
2.Anti-Blow Out Stem
3.Bi-Directional
4.Fire safe Design
5.Low Friction Body Seat
6.Zero Leakage

Technical Parameters

Wafer Butterfly Valve PTFE Sealing
SIZE A B C L ANSI 150B DIN PN 10 DIN PN 16 JIS 10K ISO  5211 Top Flange
mm in øK N-ød øK N-ød øK N-ød øK N-ød øD øD1 N-øG
40 1.5" 67 141 32 33 98.5 4-ø16 110 4-ø18 110 4-ø18 105 4-ø19 65 50 4-ø8 F05
50 2" 67 141 32 43 120.6 4-ø19 125 4-ø18 125 4-ø18 120 4-ø19 65 50 4-ø8 F05
65 2½" 75 151 32 46 139.7 4-ø19 145 4-ø18 145 4-ø18 140 4-ø19 65 50 4-ø8 F05
80 3" 95 160 32 46 152.4 4-ø19 160 8-ø18 160 8-ø18 150 8-ø19 65 50 4-ø8 F05
100 4" 111 180 32 52 190.5 8-ø19 180 8-ø18 180 8-ø18 175 8-ø19 90 70 4-ø10 F07
125 5" 129 193 32 56 215.9 8-ø22.4 210 8-ø18 210 8-ø18 210 8-ø23 90 70 4-ø10 F07
150 6" 142 207 32 56 241.3 8-ø22.4 240 8-ø22 240 8-ø22 240 8-ø23 90 70 4-ø10 F07
200 8" 170 240 45 60 298.4 8-ø22.4 295 8-ø22 295 12-ø22 290 12-ø23 125 102 4-ø12 F10
250 10" 206 270 45 68 361.9 12-ø25.4 350 12-ø22 355 12-ø26 355 12-ø25 125 102 4-ø12 F10
300 12" 238 316 45 78 431.8 12-ø25.4 400 12-ø22 410 12-ø26 400 16-ø25 125 102 4-ø12 F10

Technical Standard

Valve Design: API 609, MSS SP-67

Face To Face: API 609, MSS SP-67, DIN3202, BS EN558-1

Pressure Test: API 598

Flange Drilling: ANSI B16.1 class125, BS4504 PN10/PN16, DIN2501 PN10/PN16

Top Flange: ISO5211

Please contact us if have any intrests and question.