Fire Sprinkler Heads, Brass Sprinkler Heads

Main technical data ¡¡ Diameter Dn15 dn20 Material Zinc alloy or brass Response time 15seconds in general for 5mm glass bulb 8seconds in general for 3mm glass bulb Response time index rti (m¡¤s)0.5 87 for 5mm glass bulb 22 to 25 for 3mm glass bulb Flux coefficient 80 for dn15 115 for dn20 200pcs/carton

Name: Fire Sprinkler Norminal Diameter(mm): DN15 or DN20 Thread Standard: NPT/BSPT Material: Brass or Zinc Surface Finish: Chrome/Natural brass/White Temperature Rating: 57/68/79/93/141/182 Celsius Degree Response: Standard/Quick K-factor: 5.6(80)/8.0(115) Working Pressure: 1.2Mpa/175Psi

1: Optimal Sealing by O-Ring Highly durable Teflon O-Ring was used and special coating was done at the contacting point of O-Ring to ensure perfect Sealing and secured operation at fire detecting. 2: Shock proof structure with steel ball support method With 8 steel ball support structure for shock esistance, it Is reliably safe from external impact and free from damage And leakage 3: Low Assembly Load By minimizing the assembly load with o-Ring Sealing Method, safety is secured with low pressure inside the Head. 4: Excellent Design As the head is installed in the building, aesthetic design By minimizing heat detecting with small head was made.

fire sprinkler 68 degree 1/2'' bsp and npt threads

fire sprinkler 68 degree 1/2'' bsp and npt threads

fire sprinkler 68 degree 1/2'' bsp and npt threads

Name: Fire Sprinkler Norminal Diameter(mm): DN15 or DN20 Thread Standard: NPT/BSPT Material: Brass or Zinc Surface Finish: Chrome/Natural brass/White Temperature Rating: 57/68/79/93/141/182 Celsius Degree Response: Standard/Quick K-factor: 5.6(80)/8.0(115) Working Pressure: 1.2Mpa/175Psi

Name: Fire Sprinkler Norminal Diameter(mm): DN15 or DN20 Thread Standard: NPT/BSPT Material: Brass or Zinc Surface Finish: Chrome/Natural brass/White Temperature Rating: 57/68/79/93/141/182 Celsius Degree Response: Standard/Quick K-factor: 5.6(80)/8.0(115) Working Pressure: 1.2Mpa/175Psi