low price fire sprinkler heads

fire sprinkler heads 1.CCC and ISO certified 2.Factory direct sales 3.Price concessions 4.Fast response

 fire sprinkler heads

ZSTX-glass bulb sprinkler consists of glass balls, copper alloys and seal Assembly into the framework. Sprinkler frame with precision forging copper alloys, high strength, corrosion-resistant and strong, surface polishing chromeplated.All kinds of models are available for users to choose; Glass ball (original sense of temperature) and aging, corrosion resistance of sealing gaskets are made of high quality raw materials imported. Glass ball high strength, reliability and fast response.

specification:(1)     rated working pressure: 12 bars(1.2Mpa)(2)     airproof test pressure: 24bars(2.4Mpa)(3)     strength test pressure: 30bars(3Mpa)(4)     thread: 1/2,3/4(5)     large coverage glass bulb sprinkler

Technical parameters
Type	Nominal diameter(mm)	Connecting thread	Flow coefficient
T-ZSTP	DN15	R1/2	80±4
	DN20	R3/4	115±6
T-ZSTX	DN15	R1/2	80±4
	DN20	R3/4	115±6
T-ZSTZ	DN15	R1/2	80±4
	DN20	R3/4	115±6
T-ZSTBS	DN15	R1/2	80±4
	DN20	R3/4	115±6
ZSTDY	DN15	R1/2	80±4
	DN20	R3/4	115±6

low price fire sprinkler heads