Zhejiang Guanlong Valve Machinery Co., Ltd.

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Ball Valves, Gate Valves, Check Valves and more.

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Valve

We supply quality check valve,ball valve, hydraulic control valve, forged steel valve, gate valve,etc.
Standard: BS, DIN, ANSI

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.

wafer butterfly valve (lug type)

wafer butterfly valve (lug type):
size: 2"-48" or DN50-DN1200
class: 125lb-150lb or PN10-PN16

Automatic Air Release Valve

Automatic Air Release Valves are used to release the air in HVAC system to avoid the air-block.
Pressure Ratings: PN10 & PN16

Air Release Valve (micro type)

Air Release Valve (micro type)
Pressure Ratings: PN10 & PN16
material : Cast Iron, Ductile Iron, carbon steel

Air Release Valve (combination type)

Combination Type Air Release Valve
Pressure Ratings: PN10 & PN16
material: cast iron, ductile iron, carbon steel

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

Ball valve

ball valve
Sizes: 2" - 24" or DN50 - DN600
Pressure Rating: Class150 - Class2500 or PN16 - PN420
Material: A105, WCB, SS

swing check valve

swing check valve
Sizes: 2" - 36" or DN50 - DN900
Pressure Rating: Class150 - Class1500 or PN16 - PN250

Floating Ball Valve

Floating Ball Valve
Sizes: 1/2" - 10" or DN12 - DN250
Pressure Rating: Class150 - Class1500 or PN16 - PN250

Y Strainer

Y Strainer:
Size: 1/2"-2"
Pound Class: 800Lb-4500Lb
Material: A105. LF2, F5, F11, F22, F304/L, F316/L, F347, F321 F51

Forged Steel Bellows Sealed Valve

Forged Steel Bellows Sealed Valve
Size:1/2"-2"
Pound Class:150Lb-1500Lb
Material:A105.LF2, F5, F11, F22, 304/L, 316/L, F347,

Y Type Forged Globe Valve

Y Type Forged Globe Valve
Size: 1/2"-2"
Pound Class: 800Lb-4500Lb
Material: A105. LF2, F5, F11, F22, 304/L, 316/L, F347, F32

Forged Ball Valve

Forged Ball Valve:
Size: 1/2"-2"
Pound Class: 800Lb-2500Lb
Material: A105. LF2, F5, F11, F22, 304/L, 316/L, F347, F321 F51

Forged Gate Valve

Forged Gate Valve:
Size: 1/2"-2"
Pound Class: 800Lb-2500Lb
Material: A105. LF2, F5, F11, F22, 304/L, 316/L, F347, F321 F51

Pressure Seal Forged Globe Valve

Pressure Seal Forged Globe Valve
Size: 1/2"-2"
Pound Class: 900Lb-2500Lb
Material: A105. LF2, F5, F11, F22, 304/L, 316/L, F3

Forged Steel Globe Valve (flanged globe valve)

Forged Steel Globe Valve (flanged globe valve)
Size: 1/2"-2"
Pound Class: 150Lb-2500Lb
Material: A105. LF2, F5, F11, F22,

Gate Valve (Forged Steel)

Gate Valve (Forged Steel)
Size: 1/2"-2"
Pound Class: 150Lb-2500Lb
Material: A105. LF2, F5, F11, F22, 304

Forged Check Valve

Forged Check Valve
Size: 1/2"-2"
Class: 150Lb-2500Lb
Material: A105. LF2, F5, F11, F22, F304/L, F316/L, F347

Forged Steel Gate Valve (Pressure Seal Bonnet, Butt Weld End)

forged steel gate valve, pressure seal bonnet gate valve, butt welding end gate valve
Size: 1/2"-2"
Class: 900Lb-2500lb

Forged Steel Check Valves (Y Pattern)

Forged Steel Check Valves (Y Pattern)
Size: 1/2"-2"
Pound Class: 800Lb-4500Lb
Material: A105. LF2, F5, F11, F22, F304/L

High Pressure Ball Valve

High Pressure Ball Valve
Pressure: 1.6MPa~16MPa
Size: DN25~800mm
Material: Forged Steel, Stainless Steel, carbon steel

Top Entry Ball Valve

Top Entry Ball Valve
Size: NPS2"~24"
Pressure: Class 150Lb-2500Lb
Anti-Static Design Fire Safe Design as per API607/6FA

Wafer Ball Valve

Wafer Ball Valve
Size: 1/2 -8"
Pressure: Class150LB-900LB
Material: WCB, LCB, CF8, CF8M, CF3, CF3M, A105, LF2, F304, F316

Full Weld Ball Valve

Full Weld Ball Valve
1. Fully welded body;
2. Full bore or Venturi reduced bore;
3. Welding ends, flanged ends or weldding

Trunnion Ball Valve

Trunnion Ball Valve
1) Size: 12" - 48"
2) Pressure: CL150 - 2500

3 PC Ball Valve (3-piece ball valve)

3 PC Ball Valve
FULL PORT.
1000 WOG

2-Piece Ball Valve (2 pc ball valve)

2-Piece Ball Valve
FULL PORT.
1000 WOG

1pc Ball Valve

1pc Ball Valve
Size: 1/4 -2
Pressure: 600wog, 1000wog
Material: WCB, LCB, CF8, CF8M, CF3, CF3M, A105, LF2, F304, F316

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..

Scum swing check valve

Scum swing check valve is mainly used as non-return device in scum-water mixed pipeline

Diaphragm Sludge valve (quick open)

Diaphragm Sludge valve (quick open) is of double-chamber diaphragm drive mechanism without moving abrasion.

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