Fire Sprinkler


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Product Details

ZST glass bulb fire sprinkler consists of glass bulb, copper alloy frame and leak-tightness parts. Sprinkler frame adopts copper alloy with precise forging, high strength and strong erosion proof. Its surface is polished and chrome plated. There are couples of specification and model is to be optional. Glass bulb (temperature sensitive nit) and sealing gasket both introduce better import materials with anti-ageing and erosion resistance. Glass bulb is high strength, reliable action and fast response speed.


Technical Parameters

 

Model

Normal   Diameter( mm)

Connecting   Thread

K-factor

T-ZSTZ

DN15

R 1/2

80±4

K-ZSTZ

DN20

R 3/4

150±6

T-ZSTX

DN15

R 1/2

80±4

K-ZSTX

DN20

R 3/4

150±6

T-ZSTBS

DN15

R 1/2

80±4

K-ZSTBS

DN20

R 3/4

150±6

YZSTZ(X)

DN15

R 1/2

80±4

ZSTDY

DN15

R 1/2

80±4


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