Ductile iron metal seated swing check valve

Sales Ductile iron metal seated swing check valve

Competitive Advantage:

1. 18 Months Guarantee for quality.

2.OEM manufacturer, print client’s LOGO on the valve body.

3.Offer Operation Manual & Install Introduction for safety use.

4.Offer manufacturer’s reasonable price to win the market for both.

5.Accept any the third party inspection.

6.As a factory, every production process can be controlled during manufacture.

7.Offer inspection & testing reports for raw materials, production process, wall thickness, face to face dimension, pressure test, welding test, painting test, etc.

Product Detail  

Ductile iron metal seated swing check valve


Swing check valve also known as one-way valve or reverse check valve, its function is to prevent the medium in the pipeline back flow. A valve that opens or closes on its own by the flow and force of the medium to prevent the flow of the medium is called a check valve. Check valve belongs to automatic valve class, mainly used on the pipe of medium unidirectional flow, only allow medium to flow in one direction to prevent accidents. Valves of this type shall generally be installed horizontally in pipes.


Purpose:

Swing check valve is suitable for nominal pressure PN1.0MPa~42.0 MPa,Class150-2500;

nominal diameter DN15~1200 mm,NPS1/2~48; 

working temperature -196~540 on various lines to prevent medium backflow. 

By selecting different materials (WCB,CF8(M), CF3(M),1Gr5Mo ,15CrMo1V,GGG50, it can be used in water, steam, oil, nitric acid, acetic acid, strong oxidizing medium and urea. 


Swing check valve is mainly used in petroleum, chemical, pharmaceutical, fertilizer, electricity and other pipelines.


Suitable for clean medium, not suitable for medium containing solid particles and high viscosity


Application

1
Face to face is according to BS5153 PN10/16
2 Flange drilled is according to BS4504 tabe E or D


Test

Working pressure
PN10
PN16
Shell pressure
1.5MPa 2.4MPa
Seat pressure
1.1MPa 1.76MPa


Main Parts and Materials

Number Part Name
Material
1 Body EN-GJL-250
2 Seat ring Bronze
Brass
3 Disc Ring
Brass/Bronze
EPDM/NRB
4 Disc EN-GJL-250
5 Hanger EJ-GJS-500-7
6 Hanger Pin Stainless Steel
7 Cover Gasket Graphite With Soft Steel
8 Cover EN-GJL-250

DIN Cast iron swing check Valve PN16                                        

Unit:mm

Main Dimensions

Size
L
D
D1
D2
b
n-d1
H
w.t
DN40
165 150 110 88 18 4-19 110 10.5
DN50
203 165 125 102 20 4-19 130 12.5
DN65
216 185 145 122 20 4-19 140 17.3
DN80
241 200 160 138 22 8-19 150 24.5
DN100
292 220 180 158 24 8-19 160 37.5
DN125
330 250 210 188 26 8-19 190 41
DN150
356 285 240 212 26 8-23 210 46.2
DN200
495 340 295 268 30 12-23 250 120
DN250
622 405 355 320 32 12-28 310 198
DN300
699 460 410 378 32 12-28 340 282


Packing & Delivery : 

Packing Details  : all by seaworthy plywood case and packed strongly by packing belt as below
Delivery Details : Generally it is 5-10 days if the goods are in stock. or 15-30 days if the goods are OEM or not enough subject to the order quantity. But anyway, normally, we are able to make sure the delivery will not exceed 45 days.


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