Wafer Style Valve

Wafer Style Valve
Details:
The ductile iron wafer type butterfly valve is made of high-strength ductile iron, offering excellent pressure resistance and corrosion resistance, making it suitable for various industrial applications such as water treatment, petroleum, chemical, and HVAC systems.
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Description
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product-800-600

Product Features

 

The ductile iron wafer type butterfly valve is made of high-strength ductile iron, offering excellent pressure resistance and corrosion resistance, making it suitable for various industrial applications such as water treatment, petroleum, chemical, and HVAC systems. The wafer-type design ensures a compact structure and easy installation, saving pipeline space. The valve disc is precision-machined to provide superior sealing performance, effectively preventing media leakage. Additionally, the butterfly valve operates smoothly and can be equipped with a handle, gear operator, or pneumatic/electric actuator to meet different working condition requirements.

Product Advantages

 

The ductile iron wafer butterfly valve offers multiple advantages, including outstanding durability, lightweight design, and low maintenance costs. The ductile iron material provides higher mechanical strength and impact resistance, extending the valve's service life. The wafer-style structure reduces the need for flange connections, lowering installation costs while decreasing overall weight. The streamlined design ensures low flow resistance, improving medium flow efficiency. Moreover, the bidirectional sealing feature makes it suitable for different flow directions, ensuring long-term stable operation.

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product-711-533

Product Introduction

 

The ductile iron wafer-type butterfly valve is a high-performance fluid control valve widely used in various industrial pipeline systems. Its core components are made of ductile iron and undergo precision machining, ensuring stable operation under high pressure, high temperature, and corrosive media conditions. The wafer-style installation makes it ideal for space-constrained pipeline layouts while allowing quick disassembly for maintenance. The valve seat can be made of EPDM, NBR, or PTFE to accommodate different media requirements. Whether manually operated or automated, the ductile iron wafer butterfly valve delivers reliable fluid regulation and shut-off functions.

1

 

Nominal diameter DN

Size (mm)

Weight (kg)

A

B

C

D

L

H

D1

N-Ø

K

E

n11

Ø2

G

D2-M

(MM)

(inch)

D7A1/37A1/67A1/97A1X-1.0/1.6

50

2"

161

80

42

52.9

32

84.84

120

4-23

77

57.15

4-6.7

12.6

118

-

2.5

65

2.5"

175

89

44.7

64.5

32

96.2

136.2

4-26.5

77

57.15

4-6.7

12.6

137

-

3.2

80

3"

181

95

45.2

78.8

32

61.23

160

8-18

77

57.15

4-6.7

12.6

143

-

3.6

100

4"

200

114

52.1

104

32

70.8

185

4-24.5

92

69.85

4-10.3

15.77

156

-

4.9

125

5"

213

127

54.4

123.3

32

82.28

215

4-23

92

69.85

4-10.3

18.92

190

-

7

150

6"

226

139

55.8

155.6

32

91.08

238

4-25

92

69.85

4-10.3

18.92

212

-

7.8

200

8"

260

175

60.6

202.5

45

112.89/76.35

295

4-25/4-23

115

88.9

4-14.3

22.1

268

-

13.2

250

10"

292

203

65.6

250.5

45

92.4

357

4-29

115

88.9

4-14.3

28.45

325

-

19.2

300

12"

337

242

76.9

301.6

45

105.34

407

4-29

140

107.95

4-14.3

31.6

403

-

32.5

350

14"

368

267

76.5

333.3

45

91.11

467

4-30

140

107.95

4-14.3

31.6

436

-

41.3

400

16"

400

309

86.5

389.6

51.2/72

100.47/102.42

515/525

4-26/4-30

197

158.75

4-20.6

33.15

488

-

61

450

18"

422

328

105.6

440.51

51.2/72

88.39/91.51

565/585

4-26/4-30

197

158.75

4-20.6

38

539

-

79

500

20"

480

361

131.8

491.6

64.2/82

96.99/101.68

620/650

4-26/4-33

197

158.75

4-20.6

41.15

539

-

128

600

24"

562

459

152

592.5

70.2/82

113.42/120.46

725/770

4-30/4-36

276

215.9

4-22.2

50.65

816

-

188

700

28"

624

520

163

695

66/82

109.65

840

20-30/24-36

300

254

8-18.0

55/63.35

895

4-M33

284

800

32"

672

591

188

794.7

66/82

124

950

24-33/24-39

300

254

8-18.0

55/63.35

1015

-

368

900

36"

720

656

203

864.7

118

117.57

1050

28-33

300

254

8-18.0

75

1115

4-M30

713

1000

40"

800

721

216

965

142

129.89

1160

28-36

300

254

8-18.0

85

1230

4-M33

864

1200

48"

900

780

254

1020

180

141.33

1340

32-39

300

254

8-18.0

95

1450

4-M36

1130

 

Basic Information

 

 

Model NO.

D71X / D371X / D671X / D971X

Connection Form

Wafer

Structure

Centre Sealing

Seal Form

Force Sealed

Valve Stem

Normal

Work Pressure

0.6MPa / 1.0MPa / 1.6MPa / 2.5MPa / Class150

Working Temperature

Normal Temperature (-40°C < T < 120°C)

Material of Seal Surface

Soft Sealed / Hard Sealed

Valve Body

Casting

Standard

API 609

Application

Industrial Usage, Water Industrial Usage, Household Usage

Seated Material

EPDM, NBR, PTFE, FKM

Certification

ISO9001

Flow Resistance

Low Resistance

Transport Package

Export Wooden Crate

Specification

DN25 - DN1600

Origin

China

HS Code

8481804090

Production Capacity

50,000 pieces/Year

 

 

 

Technical Parameters 

 

 

Size

DN32-DN600

DN650-DN2000

Working pressure

16Bar

10Bar

Shell

24Bar

15Bar

Seal

18Bar

11Bar

Operating Temperature

-45°C~+150°C

Operating Environment

Ballast and bilge system Chemical processing Desalination plants
Drilling rigs Drinking water Dry powder
Food and beverage Gas plants HAVC
Mining industry Paper industry Sand handling
Seawater Sugar industry Thermo technical water treatment Waste water

Driving Method

Hand Lever Worm Gear Electric Pneumatic

 

Executive Standards

 

 

Design Standard

EN 593, MSS SP67, API 609, BS 5155

Inspection & Test

API 598, ISO 5208, EN 12266

End Standard

ANSI B16.1 CL. 125LB & B16.5 CL. 150LB

AS 2129 Table D & E

BS 10 Table D & E

DIN 2501 (PN6, PN10, PN16)

EN 1092 (PN6, PN10, PN16)

ISO 2531 (PN6, PN10, PN16), 7005 (PN6, PN10, PN16)

KS B / JIS B 1511 / 2210 (5K & 10K)

MSS SP44 CL. 150LB

AWWA C207

SABS 1123 Table 1000/3 & Table 1600/3

Face to Face

ISO 5752, EN 558, MSS SP67, API 609, DIN 3202

Top Flange

ISO 5211

 

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