threaded check valve

1. Check valve , prevent the backward flux of the media.
2.Open-close parts used swing,depend on smaller pressure of the media is made the val

Model: HQ44X
Nominal diameter: DN40-300mm
Nominal pressure: PN1.0-1.6MPa
Applicable temperature: 0-80C
Applicable Material: water

Brass Horizontal Check Valve/ Brass Swing Check Valve
brass body, brass bonnet, Brass swing, brass nut .Brass can be CuZn39Pb3 CZ122, C37710, lead f

China Ningbo YinZhou Pengcheng Precision Casting Factory is one of the leading steel foundries in China with export license.

803-F (DIN) Cast Iron Check Valve
1. Flange dimensions Conform to DIN 2533
2. Face to Face dimensions Conform to DIN 3202 F6
3. Testing Conform

Check Valve are generally used in drip irrigation emitters and irrigation sprinklers.Check valve can be used in fire fighting.

plastic RO check valve with o-ring on the thread.
size:1/4"x1/8".
made of FDA & NSF approved plastic POM.
used in RO water system.
made in China.

1.brass spring check valve
2.perfect seal,no peeling,no burr
3.both INCHS and AMETEK
4.Surface polished,smooth and clean.

The double flapper check valve in high quality is the standard part of string used for the coiled tubing operation in the oilfield,

Size: 1/2" ~ 2"(DN15 ~ DN50)
Rating: ANSI 150lb ~ 2500lb
Body Materials: A105,LF2,F9,F11,F22,F304,F304L,F316,F316L,F321,F51 etc.

Tilting disc check valves
1) Design ASME
2) Size 2"-40"
3) Class 150LB-2500LB
4) Ends RF,BW,RTJ

Profession manufacturer in Check Valve, suitable for plumbling etc
High quality - brass materia
OEM request welcome
RoHS approval

1.check valve
2.pressure:315bar-500bar
3.size:1/4"-2"

Flanged check valve
Materi:SS304 SS316 SS304L
Standar:ASME/ANSI/API JIS customize
Pressure:150LB 300LB 400LB 600LB 900LB 1500LB
Size:2"~2

Brass Check Valve with light weight type
Brass Vertical Check valve F/F without stainless steel strainer with Plastic Core or Brass Core
1/2" 3/4"

Swing Check Valve
H-10121
Brass swing check valve, brass check valve, fittings and tees joints.
SIZE: 1/2" ; 3/4" ; 1"
1 1/4 1 1/2"

This valve is applied to bump exit pipe of water. As check valve, it can reduce medium regorge and avoids bringing bigger water hammer,

We are a very professional and big-scale enterprise that mainly manufactures brass manifolds, brass ball valve, brass radiator valve, brass angle valv

1.Name:cast iron cooling fin check valve
2.Material:cast iron
3.Thread:1"*1",1"*33*1.5,1"*33*2
4.Used in air compressor
5.Different size are avail

Nomical Pressure:1.6MPa
Working Medium:Water,Non-corrosive liquid
Working Temperature:-20℃≤t≤100℃
Pipe thread to ISO228(DN15-DN50)/ISO7

1. Plastic UPVC Swing check valve;
2. Size : 1/2" - 6" ;
3. Material : UPVC;
4. Color : white gray green

Good quality and competitive price,price quality is high
Fast delivery time,fit for world market
Strong pack and good service

Material：brass
CuZn39Pb3, CuZn40Pb2
brass spring check valves
size: 1/2"-4"
BW-112...

1.END CONNECTOR:SOCKET/THREAD
2.STANDARD:DIN JIS ANSI CNS BS/NPT BSPT PT CNS

Check valve is used to prevent the meida flowing back in the pipeline.
Bottoml Valve,size:1/2"to 4"

Cast steel check valve
1. Medium: water, oil, gas.
2. Certificate: API 6D, CE, TS.
3. Std: API, DIN, GB,JIS.

Price:US$2100.0;Productivity:50 Thousand;Min. Order:10 pcs;Packing:Carton, Wooden Case;Transportation:By Sea or By Air;DeliveryDate:15 Days;PaymentTy

Packing:wooden case;PaymentType:TT;Certificate:ISO9001;

Used in places where air should flow in one direction only.
Used in places where the air pressure of the ventilation section should be kept uniform.

Check valve controlled by fluid
For subplate mounting, Mounting pattern to DIN 24 340
Subplate or screw threaded connection