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1/2 Inch Pendent Concealed Fire Sprinkler

1/2 Inch Pendent Concealed Fire Sprinkler

1/2 Inch pendent concealed fire sprinkler Introduction: Fire sprinkler is an important part of wet-type auto spraying sy;
Basic Info
Model NO. ZSTDY
Dry Alarm Valve Type Differential Type
Wet Alarm Valve Structure Butterfly Valve Type
Alarm Valve Diameter 80mm-250mm
Nozzle Flow Coefficient 80L/Min or 115L/Min
Deluge Valve Type Lever Type
Name Fire Sprinkler
Norminal Diameter(mm) Dn15/Dn20
Thread Standard NPT/BSPT
Material Brass/Zinc
Surface Finish Chrome/Natural Brass/White
Temperature Rating 57/68/79/93/141/182 Degree
Response Standard/Quick
K-Factor 5.6(80)/8.0(115)
Working Pressure 1.2MPa/175psig
Transport Package Standard Export Package
Specification 1/2 Inch or 3/4 Inch
Trademark SINCO/OEM
Origin Quanzhou, Fujian
HS Code 8424
Production Capacity 150000pieces/Month
Product Description
1/2 Inch pendent concealed fire sprinkler
Introduction:
Fire sprinkler is an important part of wet-type auto spraying system. It is usually installed inside the building and structures with light fire danger, medium fire danger and heavy fire danger, such as workshop, warehouse, hotel, shop, recreational place, hospital, cinema, office building and garage.The sprinkler is composed of sprinkler frame, sealant and glass bulb. It is to be installed in the protective district via ductwork, acting as a fire detector and auto sprayer. In case of fire inside the protective district, the atmosphere temperature rises up and the liquid inside the glass bulb expands after being heated and explodes after reaching the operating temperature of the glass ball. The sealant drops and the sprinkler sprays to the protective district for fire extinguishments subject to the preset shape of spraying.
Technical parameters:
TypeUpright / Pendent /Sidewall/Conventional/Concealed
MaterialBrass/Zinc
Surface finishNatural brass or Chrom Plated or White Color Coated
Thread diameter1/2" NPT/BSPT (DN15)3/4" NPT/BSPT (DN20)
Flow characteristic coefficient 80L/min(K=5.6)115L/min(K=8.0)
Glass bulb diameter5mm(Standard Response) or 3mm(Quick Response)
CertificatesISO,CCC,UL
Max working pressure1.2Mpa (175Psig/12 Bar)
Factory Hydrostatic Test100%, 3.0Mpa

1/2 Inch Pendent Concealed Fire Sprinkler

Fire sprinkler photoes:

1/2 Inch Pendent Concealed Fire Sprinkler

1/2 Inch Pendent Concealed Fire Sprinkler

1/2 Inch Pendent Concealed Fire Sprinkler

1/2 Inch Pendent Concealed Fire Sprinkler


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