Zhejiang Guanlong Valve Machinery Co., Ltd.

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Check Valves

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swing silencing check valve
 

swing silencing check valve

swing silencing check valve are automatic valve used in water supply system to prevent the medium in pipeline from back flow.
Valve
 

Valve

We supply quality check valve,ball valve, hydraulic control valve, forged steel valve, gate valve,etc.
Standard: BS, DIN, ANSI
Lug Type Check Valve (Wafer type)
 

Lug Type Check Valve (Wafer type)

Lug Type Check Valve (Wafer type)
Construction: Spring Loaded
Size Range: 2" to 42"N. B
class: ANSI150, 300, 600,900,1500
swing check valve
 

swing check valve

swing check valve
Sizes: 2" - 36" or DN50 - DN900
Pressure Rating: Class150 - Class1500 or PN16 - PN250
Multifunctional Cutoff, throttle and check valve
 

Multifunctional Cutoff, throttle and check valve

JLH multifunction cutoff,throttle and check valve is an aggregate of functions borne by traditons cutoff valve,adjusting valve..
Butterfly Type Silencing Check Valve (Dual plate)
 

Butterfly Type Silencing Check Valve (Dual plate)

Butterfly Type Silencing Check Valve (Dual plate)
1) Size: 2" - 40"
2) Class: 150lbs - 900lb
Wafer type Check Valve (tilting disc)
 

Wafer type Check Valve (tilting disc)

Wafer type Check Valve (tilting disc)
DN80-DN1000
PN10, PN16,PN25, PN40,etc
Check Valve (Tiny Dray Slow Shut type)
 

Check Valve (Tiny Dray Slow Shut type)

Check Valve (Tiny Dray Slow Shut type) is featured by original structure, large circulating area,little flow resistance
Tiny Dray Slow shut butterfly check valve
 

Tiny Dray Slow shut butterfly check valve

Tiny Dray Slow shut butterfly check valve is featured by orginal structure, reasonable design, small profile. lightweight,outsta
Ball Type Check Valve
 

Ball Type Check Valve

Ball Type Check Valve
function to cutoff backflow, prevent pump from reverse rotation and ensure safe running of pipeline
Butterfly Check Valve
 

Butterfly Check Valve

Butterfly Check Valve is simple and compact structure, lightweight, easy open and close for convenience of disassembly
wafer check valve (lift type)
 

wafer check valve (lift type)

wafer check valve (lift type)
spring loaded, wafer type
DN15-DN250
Rubber Disc check valve
 

Rubber Disc check valve

Rubber Disc check valve is mainly applicable for water supply and drainage system, mounted at the outlet of p
Quiet sound type check valve
 

Quiet sound type check valve

Quiet sound type check valve functions to avoid the production of water hammer and slamming for noiseless effect.
Butterfly Type Check Valve (HDH49 Tiny Drag Slow Shut type)
 

Butterfly Type Check Valve (HDH49 Tiny Drag Slow Shut type)

Butterfly Type Check Valve (HDH49 Tiny Drag Slow Shut type)
slow shut, noise elimination, no vibration.
Wafer Type Slim Check Valve (H74H/W)
 

Wafer Type Slim Check Valve (H74H/W)

Wafer Type Slim Check Valve (H74H/W)
short structural length, so it is usually used in space-restricted locations.
Wafer type Check Valve (spring-loaded type)
 

Wafer type Check Valve (spring-loaded type)

Wafer type Check Valve (spring-loaded type)
its spring device functions to speed up the close of disc to eliminate water
butterfly check valve (with counterweight)
 

butterfly check valve (with counterweight)

butterfly check valve (with weight) is used to cutoff backflow of medium and eliminate water hammer.
Silent check valve
 

Silent check valve

Silent check valve
prevent backflow of mediums, eliminate the water hammer upon closing,without vibration and noise
Constant Pressure Check Valve
 

Constant Pressure Check Valve

Constant Pressure Check Valve bears the function of safety check valve.
Wafer Silencing Check Valve
 

Wafer Silencing Check Valve

Wafer Silencing Check Valve
functioned to avoid backflow of mediums. it is featured by outstanding capability to eliminate nois
Silencing Check Valve
 

Silencing Check Valve

Silencing Check Valve
functioned to avoid the production of water hammer and slam for noiseless effect.
Shuttle Type Check Valve
 

Shuttle Type Check Valve

Shuttle Type Check Valve
avoid the impact and noise of water hammer caused by backflow of liquid in ordinary check valve
Scum swing check valve
 

Scum swing check valve

Scum swing check valve is mainly used as non-return device in scum-water mixed pipeline
Rubber Disc Check Valve (HC44X/SFCV)
 

Rubber Disc Check Valve (HC44X/SFCV)

Rubber Disc Check Valve (HC44X/SFCV)
1) Full flow area type
2) Little water head lose, no sundries deposited, easy servic
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Zhejiang Guanlong Valve Machinery Co., Ltd.
[China (Mainland)]
[Verified Member]

City: Wenzhou
Province/State: Zhejiang
Country/Region : China (Mainland)

Business Type:Manufacturer, Trading Company, Association

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