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Cast Iron Body swing type check valve NRV SS Disc Double Door With SS Spring

Cast Iron Body swing type check valve NRV SS Disc Double Door With SS Spring

Brand Name:OEM
Certification:ISO 9001/ API 6D
Model Number:H76X-16
Minimum Order Quantity:1pcs
Delivery Time:1usually within 35 days after received your payment
Payment Terms:T/T advance or L/C at sight
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Location: Shanghai Shanghai China
Address: No.159 Jiugan road Sijing industrial zone Songjiang District Shanghai, China
Supplier`s last login times: within 18 hours
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Product Details

Cast Iron Body swing type check valve NRV SS Disc Double Door With SS Spring


Cast Iron Body Check valve


Cast Iron Body


Viton Seat


Double Door / Plate


SS Disc


PN10 / 16



Application:


The Check valve is used for preventing the back-going of medium in pipelines and equipments, and the


pressure of medium will bring the result of opening and closing automatically.


When the medium is back-going, valve disc will automaticaly closed to avoid accidents.



Buffer Check Valve


Ductile Iron Body


Viton Seat


Double Door / Plate


Zinc Plated door


PN10


Standards


Design and manufacture as BS1868, ANSI B16.34


Face to face dimensions as ANSI B16.10


End flange dimension as ANSI B16.5


Pressure-temperature ratings as ANSI B16.34


Pressure test as API 598


Applicable Medium: water ,gas,oil,and other causticity medium.


Application:

Valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.

When the medium is back-going, valve disc will automaticaly closed to avoid accidents.


Specification
1Face to face according to DIN3202-K3.
2Flange drilling according to ANSI125/150;DIN2501PN10/PN16;AS2129 Table E;JIS10K ect.
3Working Pressure: PN10;PN16

Main Parts and Materials
NumberPart NameMaterial
1BodyGGG50
2DiscSS304
3StemSS304
4SpringSS304
5WasherPTFE
6WasherPTFE
7GasketNBR
8Hex nutA193A


Main Dimensions
DNDD1D2LRt
501076540432718.4
651278060463519.8
801429470644227.7
10016211788645027.7
150218171134767731.6
20027322418289102.532.9
30037831026011414643.3
35044636029812717045.3
40048841035014019552.3
45054645038515221558.2
50059450543815223858.3
600700624.553817829274.6
70082072066222934596
80093082576224139499

Test Pressure

Test Item

Shell Test

Seal Test

Back Seal Test

Air Seal Test

Medium

Water

Air

Unit

MPa

lbf/in2

MPa

lbf/in2

MPa

lbf/in2

MPa

lbf/in2

Pressure (Class)

150

3.1

450

2.2

315

2.2

315

0.5-0.7

60-100

300

7.8

1125

5.6

815

5.6

815

400

10.3

1500

7.6

1100

7.6

1100

600

15.3

2225

11.2

1630

11.2

1630

900

23.1

3350

16.8

2440

16.8

2440

1500

38.4

5575

28.1

4080

28.1

4080


China Cast Iron Body swing type check valve NRV SS Disc Double Door With SS Spring supplier

Cast Iron Body swing type check valve NRV SS Disc Double Door With SS Spring

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