Fujian, China
Business Type:
Manufacturer/Factory, Trading Company
Management System Certification:
ISO 9001, ISO 9000, ISO 14064, ISO 13485, ANSI/ESD, ISO 29001
Main Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
OEM/ODM Availability:
OEM/ODM Service
Sample Available

Alarm Check Valve, Wet Alarm Valve, Alarm Valve manufacturer / supplier in China, offering Ductile Iron or Cast Iron Wet Alarm Check Valve, Rubber Single Jacket Fire Hose, 1-1/2" Nh/Nst Fire Hose Couplings Male & Female and so on.

Diamond Member Since 2017
Audited Supplier

Ductile Iron or Cast Iron Wet Alarm Check Valve

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $50-179/ Piece
Port: Xiamen, China
Production Capacity: 5000 Sets/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal
Alarm Valve Type: Wet Alarm Valve
Closed Fire Sprinkler System: Wet Fire Sprinkler System
Wet Alarm Valve Structure: Seat Type
Alarm Valve Diameter: 80mm-250mm
Material: Ductile Iron/Cast Iron/Stainless Steel
Finished: Red Painting

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Basic Info

Model NO.
Working Pressure
Retard Chamber, Water Motor Gong, etc.
Transport Package
Standard Export Package
Quanzhou, Fujian
HS Code
Ductile Iron or Cast Iron wet alarm check valve

ZSFZ Wet alarm valve is the key component of automatic sprinkler system. It consist of wet alarm valves, retard, water alarm, and other components (such as pressure switches, flow meters, closed head etc.). The system usually in standby state, the pressure pipe filled with water. When the fire starts and  environmental temperature rise, lead to the fire sprinkler sensitive element (glass ball) action, sealing components off, auto start the wet system, water directly sprayed into the fire area and send alarm signals to the control center. It's widely used in some fire danger places(4 ºC to 70ºC environment temperature), such as warehouse, hotel, mall, office or high building and garage etc.warehouses, hotels, shopping malls, hospitals, theaters, office buildings, high-rise building and garage.

Technical parameters:
Norminial diameter(mm)80100125150200250
Working pressure(Mpa)1.6Mpa
Sealed test(Mpa)3.2Mpa
Strength test(Mpa)6.4Mpa
Flow rate(L/min)15<Q<60
Retard alarm time(s)5~90
Friction resistance(Mpa)0.035
Height of alarm valve(mm)250260265270370430
Outside diameter of flange(mm)200220250285340405
Inside diameter of flange screw hole(mm)160180210240295355
Diameter of screw hole(mm)812
Quantity of screw hole182226

Wet alarm check valve structure
Ductile Iron or Cast Iron Wet Alarm Check Valve

Installation graphics
Ductile Iron or Cast Iron Wet Alarm Check Valve

Other Firefighting Equipment
Ductile Iron or Cast Iron Wet Alarm Check Valve


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