| 出生地 |
Zhejiang China (Mainland) |
| 牌子的名字 |
tiantong |
| 模式的数量 |
ZST |
Fire Sprinkler Glass Bulb: 5mm, 3mm Color ranged: Orange 57degree centigrade, Red 68degree, Yellow79degree, Green 93degree, Blue 141degree, Purple 182degree Model: Diameter: 15mm ZSTZ 15 (upright) installed upward ZSTX15 (pendent), installed downward ZSTP15 (Conventional), installed both upward and downward ZSTB 15 (sidewall) installed sideward Specifications: Airproof test pressure: 3 Mpa Rated working pressure: 1.2 Mpa Thread: R1/2 K coefficient: 80 Flowing calculation: Q=K10P (P=working pressure)Large Coverage Glass Bulb Sprinkler Model: Diameter 20mm ZSTX20 (pendent), installed downward Protected Area: 4.9m2X4.9 ZSTB 20 (sidewall) installed sideward Protected Area: 4.9m2X6.7m2