• CHECK VALVE SWING TYPE DIN/BS/JIS DN40- DN600 System 1
  • CHECK VALVE SWING TYPE DIN/BS/JIS DN40- DN600 System 2
CHECK VALVE SWING TYPE DIN/BS/JIS DN40- DN600

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

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

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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


Q: What's the difference between a stop valve and a check valve? Is it a valve?
The cut-off valve has the following advantages: 1. in the process of opening and closing, the friction of the sealing surface is smaller than that of the gate valve, and it is wearable. 2. high opening height. 3. usually only a sealing surface, the manufacturing process is good, easy to repair. The valve is widely used, but because the opening and closing torque is large, the structure length is longer, usually the nominal diameter of DN are limited to the following 200mm. The flow resistance of the stop valve is greater. Thus limiting the wider use of cut-off valves.
Q: How to install industrial check valves? How should they be used?
1, straight through lift type check valve should be installed in horizontal pipe, vertical lift check valve and bottom valve is usually installed in a vertical pipe on the road, and the bottom-up flow of media.2, swing check valve installation location is not appropriate, usually installed in the horizontal pipe, but can also be installed in the vertical pipe or inclined pipe line.
Q: What does the number 16 on the check valve mean?
This is the pressure level of the valve, which represents 16Kg, which is used for piping pressure less than this pressure.
Q: Is it necessary to install a check valve for suction well pumping well? If you need to install what kind of check valve (about lifting, butterfly valve, also a what to forget), which (installed in the water outlet, water inlet, or water pipe), ask again need to install the filter valve? I do not understand, ask for expert doubts! Thank you very much!
Selection of check valve for pump outlet check valveGeneral pump station project, for the pump outlet check valve, the following principles should be observed;The outlet check valve shall be used when the diameter of the outlet pipe of the pump is smaller, that is, DN50mm.The pipeline of the pump outlet pipe diameter DN is larger than 50mm, should be used in swing check valves can be installed horizontally or vertically. Swing check valve to rotate around the shaft, the fluid resistance is generally less than the lift check valve, which applies to the larger diameter of the occasion, the installation location restrictions, usually installed in horizontal pipelines, it applies with large caliber occasions. According to the number of valves can be divided into single swing type, double valve swing and multi valve swing type of three. Single swing check valves for medium and medium duty applications. Large diameter pipeline using single swing check valve, in order to reduce the water hammer pressure, it is best to use water hammer to reduce the pressure of the slow closing check valve. Double valve swing check valves are suitable for large and medium diameter pipelines. Double check swing check valve with small structure and light weight is a fast check valve. Multi disc swing check valve is suitable for large diameter pipeline
Q: What is the purpose of installing a check valve in the air pipe before the fan?
FanA class of air conditioning appliances driven by the electric motor to rotate the blades of the air to drive the airflow and to exchange the air inside and outside the chamber. Also known as fan. The purpose of air exhaust is to remove the foul air in the room and regulate the temperature, humidity and sensory effects. Exhaust fans are widely used in families and public places.
Q: Should the flue check valve be made by the civil team or the installation team?
Internal construction, check the inner ring outside the cement glue installed
Q: Check valve in the water pump when the sound of vibration is very large, what is the matter?
For the gas wall boiler heating system, the water from the water booster pump mouth must be installed on the gate for gas wall boiler heating system, water plus appropriate pressure to turn off the gas wall furnace, built in water supply valve, heating system, water flow
Q: Do you still need to check valve fittings for solar water heater installation?
Need to be installed to prevent hot water from flowing back.The hot water flow is mainly refers to the low pressure tap water (tap water pressure is insufficient to reach the roof) or tap water pressure is not stable and high and low, at this time, Sheung Shui solar water heater, the water heater on the roof, the natural water level drop, the water heater will flow to the water in the road, if there are many hot water heaters, not only not to cold water, the result will make the hot water flow, water reverse, hot water outflow phenomenon caused by the user in tap water downstairs. To solve the backflow of hot water, a check valve is installedIn the control of the water valve can be installed about.
Q: How to install the kitchen flue check valve?
First, we should pay attention to the direction of check valve opening, open the location to smoke pipe opposite;Second, we should pay attention to check valve and common flue or after the installation of household flue sealing point, if the conditions are called thick putty plugging;Third, after the check valve is installed and fixed, the smoke exhaust pipe should be tightly packed with the check valve.Remark: when choosing check valve, choose a brand with better sealing effect, such as submarine.
Q: What's the difference between the cut-off check valve and the stop valve?
Purely from the outward appearance is indistinguishable, but if you do not open the valve body, it can still be differentiated. Turn off the check valve and stop valve (turn the handwheel to the open, the valve stem up), and then shake the two valve, which is relatively large movement, then this is the cut-off check valve.

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