CHECK VALVE SWING TYPE DIN/BS/JIS DN40- DN600

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Loading Port:
Tianjin
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TT or LC
Min Order Qty:
1 pc
Supply Capability:
9999 pc/month

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Product Description:

Quick Details

Standard or Nonstandard:

Standard

Structure:

Check

Pressure:

Medium Pressure

Power:

Hydraulic

Material:

Casting

Temperature of Media:

0~80

Media:

Water

Port Size:

2" - 10"

Place of Origin:

China (Mainland)

Model Number:

F7372

Brand Name:

Eastragon

Application:

General

Product name:

JIS F7372 5K DN50 - DN250 Cast Iron Straight Type Swing Check Valves

Body material:

Grey Cast Iron

Working pressure:

5Kgf/cm2

Size:

15-250mm

Standard:

JIS F7372

Medium:

Fresh Water, Sea Water, Air

Type:

Straight Swing Check

Certificate:

CCS, ABS, BV

 

Packaging & Delivery

Packaging Details:

plastic bag+ box+ carton+ pallet

Delivery Detail:

25-40 DAYS

 

Technical Date

Material Specification

Nominal Diameter

DN40-DN1000

Valve Body

Cast Iron or Ductile Iron

Nominal Pressure

PN10/PN16

Valve Disc



Cast Iron or Ductile Iron or Stainless Steel

Operation Temperature

-40°C~225°C

Flange Driling Standard

EN 1902-2 PN10/16

Seal Material

EPDM OR NBR

Suface Treatment

Painting

Valve Spring

Stainless Steel

Application

Portable water, water distribution service & feed lines, sewage disposol, irrigation, fire protection pipe systerm, etc.

 

 

Specification

Standard: JIS F7372

Nominal Pressure:5K

Nominal Diameter:DN50-DN250

Suitable Medium: Oil,Water, Acid, vapor

 

Material Table of Cast Iron Check Valve

Name of Part

Material

1

Body

FC200

2

Bonnet

FC200

3

Disc

BC6

4

Valve Seat

BC6

5

Gasket

NON-asbestos

 

Dimensions of F7372 5K check valve

DN

d

L

D

C

NO.

h

t

H

50

50

190

130

105

4

15

16

97

65

65

220

155

130

4

15

18

119

80

80

250

180

145

4

19

18

129

100

100

280

200

165

8

19

20

146

125

125

330

235

200

8

19

20

171

150

150

380

265

230

8

19

22

198

200

200

460

320

280

8

23

24

235

250

250

550

385

345

12

23

26

290

300

300

640

430

390

12

23

28

351


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Q:How many kinds of check valves should be used?
Check valve applies to the occasionThe purpose of the utility model is to prevent the backflow of the medium, and the half of the utility model is provided with a check valve at the outlet of the pump. In addition, a check valve shall be installed at the outlet of the compressor. In a word, check valves shall be installed on the equipment, installations or pipelines to prevent the flow of the medium.Generally in the nominal diameter of 50mm horizontal pipelines are selected vertical lift check valve. Straight through lift check valves can be installed on both horizontal and vertical lines. At the end of the valve is generally installed in the vertical pipe of the pump inlet, and the bottom-up flow of media.Swing check valve can be made at a high working pressure, PN up to 42Mpa, and DN can also do great, maximum up to 2000mm or more. Depending on the material of the housing and the seal, any working medium and any operating temperature range can be applied.
Q:How can the check valve at the flue port of the range hood be changed or cleaned?
If the flue hanging in the shed, it should be at the check out. Check valve with a machine.So I would not advocate the construction of flue hanging in the shed, net height kitchen, gas capacity is small this is big, the flue pipe exposed, there are many ways to deal with it.If the valve stuck inside, also find what professional people, find out what carpenter, solved the problem.
Q:Check valve authentication information
Consult the manufacturer for more information.Canadian, Registration, Number, CRN certificationMany of the Check-All valves have also been registered in Canada (0C3651.5R1C). Under some special conditions in Canada, the use of some products requires a Canadian registration code CRN. Check-All is registered in all provinces and territories of canada. CRN testing and labeling requirements are required at the time of ordering. If you need valves containing CRN, consult your manufacturer.Hygienic standard for Sanitary Standards3AThe Check-All 3SC Series Check Valves comply with 3A hygiene standards for milk and milk products, vacuum eliminator and check valves, and the standard number is 58-01. Among other requirements, the standard requires 32 radium processing, with precise groove angle and depth, all for sanitary purposes.
Q:Install check valve is not afraid of water, in case the back of the water pollution?
The check valve is to prevent the backflow of water from the pipe after the pump stops. If the pipe is very large and the water is flowing back every time, isn't it a waste?If the water tank or tank pipe at the bottom of the pool, it must check valve, or a box of water will drain off, if the line is not big, the water inflow of the water is from the top of the box, it can also be installed check valve. Is not loaded with pipeline and process!
Q:The air pipe is equipped with a check valve
[air pipe with check valve] wind pipe with check valve, is to prevent changes in the direction of the wind generated negative pressure, the phenomenon of air intrusion.[duct] is a pipe system for air delivery and distribution.[check valve] refers to the flow itself depends on the media itself and automatically open and close the valve, used to prevent media backflow valve, also known as check valve, one-way valve, counter flow valve, and back pressure valve. The check valve belongs to an automatic valve, whose main function is to prevent the backflow of medium, prevent the reverse of pump and drive motor, and release the container medium.
Q:Detailed distinction between backflow preventer and check valve
The backflow preventer consists of two separated check valves and a drain valve. Due to the local head loss of the check valve, the pressure in the middle cavity is always lower than the pressure at the inlet. This pressure difference causes the drain valve to be closed and the pipe is in normal water supply. In abnormal pressure (i.e., the outlet pressure is higher than that of the middle cavity), even if the two check valve can not reverse sealing, safety relief valve can automatically open the reverse water emptying, and the formation of air separation, ensure the health and safety of water upstream.
Q:Does the tap water return to the water?
The tap water check valve will not be discharged without water
Q:What is the check valve?
Check valve, also known as one-way valve or check valve, its role is to prevent the medium back in the pipeline. Pump water off the bottom valve check valve also belongs to class. The opening and closing parts depend on the flow of the medium and the power is turned on or off by itself. The valve that prevents the backflow of the medium is called a check valve. Check valves belong to the automatic valve, mainly used for one-way flow of media channels, allowing only medium to flow in one direction, to prevent accidents.Check valve (Check Valve): divided by the structure, can be divided into lift check valve, swing check valve and butterfly check valve three. Lift check valve can be divided into vertical and straight through two. Swing check valve is divided into single, double valve and multi flap type of three. Butterfly check butterfly butterfly, double butterfly, butterfly single, more than a few kinds of check valve, in connection form can be divided into thread connection, flange connection, welding and clamp type connection four kinds.
Q:Ball shaped sewage check valve pictures and working principle of the structure.
Check valve refers to rely on the flow of the media itself and automatically open and close the valve flap, used to prevent media backflow valve, also known as check valve, one-way valve, counter flow valve, and back pressure valve. The check valve belongs to an automatic valve, whose main function is to prevent the backflow of medium, prevent the reverse of pump and drive motor, and release the container medium.
Q:Does the check valve damage affect the flow rate?
Ball check valve will not affect the flow, such as the clip type check valve once damaged, it will affect the flow.

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