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AWWA Ductile Iron Flanged Butt Weld Butterfly Valve

Shanghai kangquan Valve Co. Ltd.

AWWA Ductile Iron Flanged Butt Weld Butterfly Valve

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Brand Name : OEM

Model Number : DN2800

Certification : WRAS/ ISO 9001

Place of Origin : Shanghai , China

MOQ : Negotiable

Price : negotiation

Payment Terms : T/T advance or L/C at sight

Supply Ability : 90,000pcs per month

Delivery Time : 1usually within 35 days after received your payment

Packaging Details : Usually packing by plywood case suit for sea delivery

Product Name : Butterfly Valve

Size : Customized Size

Pressure : PN10/16/125lbs/150lbs/JIS 5K/JIS10K

Standard : DIN / BS / AWWA / JIS

Temperature : -20~120 C

Body : ductile iron/ stainless steel

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Flanged Butt Weld Butterfly Valve , Double Eccentric Lug Type Butterfly Valve

Butterfly Valve FEATURES

  • Metal seated, good seal
  • Low weight
  • Low flow resistance
  • Small operation torque

Butterfly Valve Characteristics:

It is simple structure : good interchangeability and low price

Stem sealing is not easy deformation ,so avoids leakage phenomenon.

Overall support is good ,stable and solid

Use less rubber of seat ,so expansion has sm

  • all impaction and easy to control torque value at an appropriate range .`
  • Applying to two pieces of no-sells connection ,structure is simple and convenient to be maintained
  • Butterfly disc owns automatic alignment function and achieved small combination of disc and seat .
  • Phenolic back seat is featured such as no loss ,tensile ,anti-leak ,convenient replacement etc.
  • For seat sealing surface and phenolic back as a whole ,it can reduce amount of deformation .

Butterfly Valve Specification

name

Flanged Butt Weld Butterfly Valve , Double Eccentric Lug Type Butterfly Valve

Item No

D373H-10K

DN(mm)

DN50~DN3000

pressure(Mpa)

1.0

Test pressure

(Mpa)

Seal test

1.1

Body test

1.5

temperature

≤350℃

medium

Water, sewage, sea water, hot water etc.,

Butterfly Valve APPLICABLE STANDARDS

1. Design according : API 609

2. Test standard according: JIS B2003

3. Connect flange standard according: JIS B2212

5. Item Name of part Material Spec

NO

Part name

Material

1

Body

SS304

2

Gear box

Assembly

3

Disc

SS304

4

Stem

SS416

5

Seal ring

316+Graphite

6

packing

Graphite

6. Operation:

6.1. The two pipe flange should be smooth.

6.2. Put the butterfly valve in the pipe line, fixed the orientation hole first.

7. Delivery:

When delivery or store the butterfly valve, should keep in dry and cool environment.

8. Note:

8.1. Pipe flange should same as the butterfly valve flange.

8.2. Check the valve before installed, the environment should correspond to the butterfly valve

specification.

8.3. Before open butterfly valve, checking the disc without dirt.

8.4. The disc must be shut off place when installed.

8.5. Adjusting the pipe connect before installed.

8.6. The connect flange should be parallel.

8.7. After installed, the pressure test disc should be open place.

8.8. If the butterfly can not natural open or close, please kindly check it careful, can not strike, tamp or

use extension lever.

8.9. When maintenance or operation, must check the stem, lever, gear box or actuator have correctly

connect. Otherwise the stem will be push by pipe pressure.

9. The malfunction and resolving:

malfunction

whys

solution

Seal leak

1, Some rubbish on the seal

2, Seal have been light damage

① Clean the rubbish.

② Replacing the disc

Stem Packing leak

1, packing be damaged

2, packing lapse

① Tighten the gland nut

② Change the packing

flange leak

1, the nut release

2, gasket lapse

1 . Tighten the nut

2. Change the gasket

10. Maintenance

Open the worm box cover and add some butter per two months.

Check the seal, packing and flange, if leak, please maintain ASAP.


Specifications:

Size: DN50 - 3000
Temperature: -15℃ - 150℃
Pressure: 1.0MPa/1.6MPa

Materials
Materials of Body : Ductile Iron (GGG40, GGG50). Cast Iron (GG25), Stainless Steel


Materials of Disc : Stainless Steel. Nickel Plated, Ductile Iron, Ductile Iron Coated Plastic,

Titanium Steel, Copper Alloy etc

Wafer Rubber Seated Butterfly Valves

DN
(mm)

PN
(MPa)

Connection dimensions(mm)

L

D

D1

Zφd

40

1.0/1.6

43

145

110

4-18

50

43

165

125

4-18

65

46

185

145

4-18

80

46

200

160

4-18/8-18

100

52

220

180

8-18

125

56

250

210

8-18

150

56

285

240

8-22

200

60

340

295

8-22/12-22

250

68

395/405

350/355

12-22

300

78

445/460

400/410

12-22

350

1.0

78

505

460

16-22

400

102

565

515

16-26

450

114

615

565

20-26

500

127

670

620

20-26

600

154

780

725

20-30

700

165

895

840

24-30

800

190

1015

950

24-33

900

203

1115

1050

28-33

1000

216

1230

1160

28-39

1200

254

1455

1380

32-39

1200

0.6/0.25

254

1400/1375

1340/1320

32-34/32-30

1400

279

1620/1575

1560/1620

36-34/36-30

1600

318

1820/1785

1760/1730

40-34/40-30

1800

356

2045/1985

1970/1930

44-41/44-30

2000

406

2265/2185

2180/2130

48-48/48-30


Product Tags:

Flanged Butt Weld Butterfly Valve

      

AWWA Butt Weld Butterfly Valve

      

Ductile Iron Butt Weld Butterfly Valve

      
China AWWA Ductile Iron Flanged Butt Weld Butterfly Valve wholesale

AWWA Ductile Iron Flanged Butt Weld Butterfly Valve Images

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