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Cast Iron Double Flanged Butterfly Valves For Chemical , Beverage

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China Shanghai kangquan Valve Co. Ltd. certification
China Shanghai kangquan Valve Co. Ltd. certification
Have cooperated with this factory for 10 years, they never let me down, good quality, great service. I highly recommend

—— Tecofi

I am satisfied with this factory because of the carefulness of Steve. They always arrange everything for me without any worry.

—— Stema from France

Good Suppliers of Valvest, have over decedes cooperation.

—— Laurence

Verious of products for optional,and one- stop-shop, good to work with professional people

—— Thomas Louis

The quality is top . I think the factory value every detail. Every time i receive the goods, i am very satisfied

—— Alex from Russia

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Cast Iron Double Flanged Butterfly Valves For Chemical , Beverage

Cast Iron Double Flanged Butterfly Valves For Chemical , Beverage
Cast Iron Double Flanged Butterfly Valves For Chemical , Beverage

Large Image :  Cast Iron Double Flanged Butterfly Valves For Chemical , Beverage

Product Details:
Place of Origin: Shanghai , China
Brand Name: OEM
Certification: WRAS/ ISO 9001
Model Number: DN2800
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: negotiation
Packaging Details: Usually packing by plywood case suit for sea delivery
Delivery Time: 1usually within 35 days after received your payment
Payment Terms: T/T advance or L/C at sight
Supply Ability: 90,000pcs per month
Detailed Product Description
Product Name: Double Flanged Butterfly Valves Usage: Chemical , Beverage
Size: OEM Pressure: Cast Iron
Standard: DIN / BS / AWWA / JIS Body: Ss304
Disc/wedge: Stainless Steel/ SS304/SS316
High Light:

ductile iron butterfly valve

,

water butterfly valves

Cast Iron Double Flanged Butterfly Valves For Chemical , Beverage

 

Double Flanged Butterfly Valves Main Features

1) Small and portable, easy dismouting and maintenance, and can be installed in any position.

2) Simple and compact structure, 90° rotary ability, fast opening and closing.

3) Small operation torque, labor-saving and light.

4) Flow curve tends to be a straight line, good regulation performance.

5) Fully sealing tightness, no leakage under the pressure test.

6)Choose different parts material, can be applied to a variety of medium.

 

Double Flanged Butterfly Valves Specification

 

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.,

 

Double Flanged Butterfly Valves FEATURES 

⊙ Metal seated, good seal 

⊙ Low weight                    

⊙ Low flow resistance

⊙ Small operation torque

                                                                 

Double Flanged Butterfly Valves 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

 

 

Contact Details
Shanghai kangquan Valve Co. Ltd.

Contact Person: Mr. Steve

Tel: +8613818096733

Send your inquiry directly to us (0 / 3000)