double check valves

ANSI flanged swing check valve
1) Sizes: 2 - 20"
2) Pressure class: 150 - 2, 500Lb.
3) Suitable temperature: -28 ~ 425 Deg. C

The valve is used at outlet pipe of pump, with its open & close speed adjustable, and also used at high building for reducing water hammer

Brass vertical check valve F/F,
with plastic core,
Size:1/2" to 4".

Bronze vertical check valve F/F,
with plastic core,
Size:1/2" to 2".

Bronze vertical check valve F/F,
with plastic core,
Size:1/2" to 2".

high pressure ,high temperature valve.

A range of swing check and tilting disc check valves, designed in accordance with ASME B16.34, for power industry services.

ANSI/JIS flanged check valve
1) Pressure150LB 600LB,
2) Temperature: -29 550C
3) Oil, chemical industry, power station, etc.

K3V180DT Long check valve
Used in: K3V180DT hydraulic main pump
Part Number: 704544A

Reasonable product structure,relible sealing,excellent performance,attractive appearance

1.Fine rigid raw materials
2.Standard heat treatment for good service life
3.100% tested before delivery

Sanitary Stainless Steel Check Valve
2.Sandard: ISO,SMS,DIN
3.Materials:SS304.SS316L
4.Size:DN15 to DN200

 
1" - 56" Double Disc

1.Fine rigid raw materials
2.Standard heat treatment for good service life
3.100% tested before delivery

Brass horizontal swing check valve F/F,
with brass swing type disc,
acid treatment surface (light-duty),
Size:1/2" to 2".

Axial Flow Type Check Valve, Small volume, light weight, compact structure; Automatic quick closing by relying on torsion.
Wafer Style Butterfl

wafer check valve# butterfly check valve#Double-disc check valve#dual-plate check valve#dual-disc check valve#non-return valve

Description:
Dual Plate Wafer Check Valve,Swing Check valve,Tilting check valve,
Lift Type Check Valve Suitable for Installation between ASME B16.5

Pressure-seal piston check valve 900LB---2500LB Standard Material Specification as following:

 
Cast Iron Globe Check Valves 
 
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bronze check valve
1.body material: bronzeB62, B61,B148,B564
2.long service life
3.resistant high temperare

CAST IRON SWING CHECK VALVE
BODY: CAST IRON, STEM: a105/cast iron +2Cr13. seat : Stainless steel
Surface: anti-rusting oil. painting

●PSB,PRESSURE SEAL BONNET
●FLEXIBLE WEDGE,FULLY GUIDED
●CHOICE OF SOLID OR SPLIT WEDGE
●RENEWABLE SEAT RINGS
●FORGED T-HEAD STEM

1. Simple structure, small volume, light weight.
2. Close and reliable.
3. Easy operation, quick opening and closing.
4. Easy maintenance

1. Simple structure, small volume, light weight.
2. Close and reliable.
3. Easy operation, quick opening and closing.
4. Easy maintenance

1. Simple structure, small volume, light weight.
2. Close and reliable.
3. Easy operation, quick opening and closing.
4. Easy maintenance

ZECO is a international standard valve manufacturer of globe valve and check valve.

Packaging Details: plywood case & plastic tape
Delivery Detail: 30 days after order

Trim Changeful
End Connection Modifications
Gasket Changes
Outside Lever and Weight
Slam Retarders

DIN check valves, DIN standard check valves