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WESDOM

Wafer Butterfly Valve

Wafer Butterfly Valve

Size:2”~32”

Pressure Rating:PN10, PN16, CL150, JIS 5K/10K

Material:Gray iron 、Ductile Iron, WCB, Stainless Steel

Design Standard:  BS 5155,EN593, API 609, JIS B2064,

Inspection Standard: BS 6755, EN12266, API 598, FIS B2003-87, GB/T 13927-92,M

Application medium:water, oil, gas

Application Temperature:-10℃~150℃

Applied projects:Petroleum/Electricity/Metallurgy/Water/Sewage/Energy

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Product details

Description

Wafer butterfly valve is one of the most common types of butterfly valves in the industrial pipeline, wafer butterfly valve is small structure, light weight,and only made of a few parts. Rotate only 90°can quickly open and close the valve, easy operation.

Double flange wafer butterfly valve is especially suitable for small space or short distance between pipelines, butterfly valve in the fully open position, the thickness of the valve plate is the only resistance when the medium flows through the valve body, so the pressure drop through the valve is very small, so it has a good flow control characteristics.

Commonly used butterfly valves are wafer butterfly valve and flange type butterfly valve. The wafer butterfly valve is connected between two pipe flanges with a double-headed bolt, flange butterfly valve has the flange on the ends, just need a bolt can connect the valve flange and the pipe flange together.

Features

1.wafer butterfly valve can be configured with pneumatic, electric, hydraulic, manual devices according to customer’s requirement to meet the needs of remote control and program control ;

2.Compared to gate valve, butterfly valve is small size, occupy small space ;

3.The butterfly valve has two seal types: resilient seal and metal seal. resilient seal butterfly valve, seal ring can be inlaid on the valve body or attached to the butterfly plate around, resilient seal butterfly valve has good seal performance;

4.The clever wedge design makes the valve have the automatic sealing function of the closer and tighter, and the sealing surface has the compensatory function, which can ultilize zero leakage;

5.The lining can replaced withgood anti-corrosion materials, which can adapt to corrosive, strong acid medium ;

Multi standard wafer butterfly valve Standard:

(1)Design and Manufacture Conform to EN 593, API609,  JIS

(2)Flange dimensions Conform to EN 1092-2 PN10, PN16, JIS5K, JIS10K,ANSI B16.1,DIN2501,BS4504

(3)Face to Face dimensions Conform to EN558 series

(4)Top Flange dimensions Conform to ISO5211

(5)Testing Conform to API598、EN12266-1

Design standard  API609, ANSI16.34, JISB2064, GB T12238
Face to Face  API609, DIN3202, ISO5752, BS5155
Flange drilling  DIN2501 PN10/16, ANSI 125/150/300, BS4504, JIS10K
Top Flange  ISO5211
Test Inspection  API598

Material:

Body  Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
 Disc  Ductile Iron, Carbon Steel, Stainless Steel
 Stem  Stainless Steel
 Seat  EPDM, NBR, PTFE, VITON, HYPALON
 O ring  EPDM, NBR

Parameters:

wafer butterfly valve structure

SIZE A B C L DIN PN 10 DIN PN 16 ANSI 150LB JIS 10K ISO5211 Top Flange B1XB1 nb
DN NPS øK N-ød øK N-ød øK N-ød øK N-ød øD øD1 N-øG
40 1.5″ 67 141 32 33 110 4-ø18 110 4-ø18 98.5 4-ø16 105 4-ø19 65 50 4-ø8 F05 9X9
50 2″ 67 141 32 43 125 4-ø18 125 4-ø18 120.6 4-ø19 120 4-ø19 65 50 4-ø8 F05 9X9
65 2½” 75 151 32 46 145 4-ø18 145 4-ø18 139.7 4-ø19 140 4-ø19 65 50 4-ø8 F05 9X9
80 3″ 95 160 32 46 160 8-ø18 160 8-ø18 152.4 4-ø19 150 8-ø19 65 50 4-ø8 F05 9X9
100 4″ 111 180 32 52 180 8-ø18 180 8-ø18 190.5 8-ø19 175 8-ø19 90 70 4-ø10 F07 11X11
125 5″ 129 193 32 56 210 8-ø18 210 8-ø18 215.9 8-ø22.4 210 8-ø23 90 70 4-ø10 F07 14X14
150 6″ 142 207 32 56 240 8-ø22 240 8-ø22 241.3 8-ø22.4 240 8-ø23 90 70 4-ø10 F07 14X14
200 8″ 170 240 45 60 295 8-ø22 295 12-ø22 298.4 8-ø22.4 290 12-ø23 125 102 4-ø12 F10 17X17
250 10″ 206 270 45 68 350 12-ø22 355 12-ø22 361.9 12-ø25.4 355 12-ø25 125 102 4-ø12 F10 22X22
300 12″ 238 316 45 78 400 12-ø22 410 12-ø26 431.8 12-ø25.4 400 16-ø25 125 102 4-ø12 F10 22X22
350 14″ 267 368 45 78 460 16-ø22 470 16-ø26 476.2 12-ø28.4 445 16-ø25 125 102 4-ø12 F10 22X22
400 16″ 298 400 51 86 515 12-ø26 525 16-ø30 539.7 16-ø28.4 510 16-ø27 175 140 4-ø18 F14 1–10
450 18″ 318 422 51 105 565 20-ø26 585 20-ø30 577.8 16-ø31.8 565 20-ø27 175 140 4-ø18 F14 1–10
500 20″ 349 479 57 130 620 20-ø26 650 20-ø33 635 20-ø31.8 620 20-ø27 175 140 4-ø18 F14 1–12
600 24″ 410 562 70 152 725 20-ø30 770 20-ø36 749.3 20-ø35.1 730 24-ø33 210 165 4-ø22 F16 1–16

Project case

Project location: Tanzania

Application industry: Water Project

Main products: Gate Valves, wafer Butterfly Valves, Check Valves, Pipe Fittings, etc.

Client feedback:

We have three branch companies all over the world, Tanzania branch company is the one. Before receiving the order, we did many works to the customer, we visit customer’s factory, learn the project field situation and measure the data on the site, so we gave the proper solution and quotation to our customer, which is highly recognized by the customer and customer decided to cooperate with WESDOM. after valves and fittings arrive to the site, we also arranged engineer to guide for installation.

Product packaging and transportation

 

wesdom gate valve

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