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China, Chinese Zsfz High Quality Wet Alarm Check Valve for Fire Fighting Flange Grooved1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
ValveSafety ValveFire Alarm ValveUL FM Alarm Valve
Quanzhou Baichuan Firefighting Equipment Co., Ltd.
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Product Description High Quality Wet Alarm Check Valve for Fire FightingIntroductionAlarm Check Valve is core element in wet pipe fire sprinkler systems. It serves a dual purpose which prevents a reverse flow of water (non-return), also provides for the use of the water motor gong. Meanwhile, in the event of variable pressure condition, false alarm is prevented with provision of retard chamber at the external bypass.FeatureStandard: ANSI/ BS/ GBConnection: Flanged as ANSI B16.1/ EN 1092-2Installation: VerticalTest: Factory hydro test 350 psi (2.4 MPa)Temperature: 4°C to 70°CW. pressure: 175/ 300 psi (1.21/ 2.07 MPa)Surface: FBE coating as AWWA C550Main PartsBodyDuctile IronCoverDuctile ironDiscDuctile iron / brass + EPDMStemSS304/galvanized pipeSeatBronze/Cast ironAccessoriesStandard trim & accessories, Retard chamber,Alarm pressure switch, Water motor gong, etc.Technical parameters:ModelZSFZ80ZSFZ100ZSFZ125ZSFZ150ZSFZ200ZSFZ250Norminial diameter(mm)80100125150200250Working pressure(Mpa)1.6MpaSealed test(Mpa)3.2MpaStrength test(Mpa)6.4MpaFlow rate(L/min)15<Q<60Retard alarm time(s)5~90Friction resistance(Mpa)≤0.035Height of alarm valve(mm)250260265270370430Outside diameter of flange(mm)200220250285340405Inside diameter of flange screw hole(mm)160180210240295355Diameter of screw hole(mm)812Quantity of screw hole182226 Q1: Are you manufacturer or trading company?A:We are directly factory, fire sprinkler is our advantage.Q2: What certificate do you have?A: UL, FM, CE,CCCF, ISO9001 etc. Q3.: Can you customize the products as per our request?A.: Yes, we do OEM and ODM.We can customize all kinds of sprinkler.Q4: Can you send me a sample? Is it free?A: Yes, the sample is free. But the courier charge should be on your side. Q5: What is the lead time?A:Sample needs 1-3 days, mass product according to your quantity.Q6: Do you guarantee for the products?A:Yes,we offer one year guarantee for the products.
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