Противопожарное ороситель

1.Features: ZST sprinkler head be made of copper or stainless steel alloy frame, glass ball, seals and other assembly 2.Temperature-sensitive component (glass ball) and the sealing gaskets are imported from Germany, glass ball, high strength, and reliability, fast response, seals with anti-aging, corrosion resistance.3.Technical characteristics: 1. Nominal diameter: diameter 15mm, connection thread: R1 / 2 ", 100% testing.4. Rated working pressure: 1.2MPa, factory test pressure: 3.0MPa, 100% for5. Coefficient of flow characteristics : K = 80 ± 46.Glass ball diameter: 3mm, 5mm operating temperature: 57 , 68 , 79 , 93 , 1417. connecting thread: R1 / 28.sprinkler installation should be complete by the company with a special wrench, tightening torque for the 10-20N.m, prohibit more than 29N.mFire sprinkler ,fire fighting sprinker Response :standard (bulb dia :5mm) or quick (bulk dia :3mm) Installation:upright or pendent or sidewall Screw size :1/2 or 3/4(15mm or 20mm) Temp Rating :57,68 ,79,93,141degree centigrade Glass bulb color :red or blue For use in a wild range of application inc:office,building ,ligraries ,hotels ,rest ect. MOQ:1000pieces Delivery time :15 days Port :Shanghai or Ningbo Payment term:T/T,T/C Other: 1. This product can only be installed in concealed or exposed vertical water spray pipe-line , splash plate up.Can be usedin the building where haveceiling, the Company provides a complete set of decorative plate or a nozzle shield.Common Application :Widely used to protect restaurants, hotels, shops, commercial buildings, storage warehouse, underground garage, garment factories and so on.JN has a strong ability to quick production and delivery in a short time ,and it is possible to receive a small purchase order.