Stainless Steel Check Valve Wet Alarm Check Valve

• Customization: Available
• Material: Ductile Iron/Cast Iron/Stainless Steel
• Finished: Red Painting
• Model NO.: ZSFZ80-ZSFZ250
• Size: 3"/4"/5"/6"/8"/10"
• Working Pressure: 1.6MPa
• Connection: Flange
• Accessories: Retard Chamber, Water Motor Gong, etc.
• Transport Package: Standard Export Package
• Specification: 3"-10"
• Trademark: SINCO/OEM
• Origin: Quanzhou, Fujian
• HS Code: 84818
• Production Capacity: 5000 Sets/Month

Product Description

Stainless Steel Check Valve Wet Alarm Check Valve

Introduction:
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:

Model	ZSFZ80	ZSFZ100	ZSFZ125	ZSFZ150	ZSFZ200	ZSFZ250
Norminial diameter(mm)	80	100	125	150	200	250
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)	250	260	265	270	370	430
Outside diameter of flange(mm)	200	220	250	285	340	405
Inside diameter of flange screw hole(mm)	160	180	210	240	295	355
Diameter of screw hole(mm)	8				12
Quantity of screw hole	18			22		26

Wet alarm check valve structure


Installation graphics

Photos

Our Company
We could supply fire hose, fire hose fittings, spray nozzle, coupling, automatic fire sprinkler system products, gate valves, check valves, ball valves, etc. All these products strictly confirming to JIS, API ans BS standards. All of our products comply with international quality standards and are greatly appreciate in avariety of markets around world. Our factory is covering an area of 15900 square meters, we now over 300 workers. Our well-equipped facilities and excellent quality control throughout all stages of production enable us to guarteen total customer satisfaction. As a result of our high quality products and outstanding customer service, we have gained a globe sales network reaching the North America, South America, Mideast, Southeast Asia, East Europe, etc. 

Other Firefighting Equipment

FAQ
1. Could you supply the samples?

Free samples always ready if the value is within our purview.

2.Do you have the MOQ?
For conventional products, Low MOQ.

3. Can you add some logo on the products?
Yes. We could OEM and design your logo.

4. Are you able to design or explore a new products for us?
Yes, we are able to, if the clients could supply the drawings or samples.