Soi cầu Casino-casino trực tuyến miễn phí

Soi cầu Casino-casino trực tuyến miễn phí

Thông tin chi tiết
Technical Data

Minimum Operating Pressure :
7 psi (0.5 bar)
Maximum Working Pressure :
175 psi (12 bar)
Discharge Coefficient :
K = 5.6 GPM/psi (80.7 LPM/bar)
Temperature Rating :
Sprinkler : 155 / 200 °F (68 / 93 °C)
Cover Assembly : 135 / 165 °F(57 / 74°C)
Leakage Test at Factory (Air):
30 Kg/cm2 (0.3Mpa, 29.4bar, 426.7 psi)
Material
Frame Forging ..Brass AS1568 Alloy486
Deflector . . . . . . . . . . . . Copper C2680S
Spring Seat . . . . . …. . . . . . NiBe alloy,
coated on both sides with Teflon Tape.
Bulb . . . . . . . . . . . . . .Glass
Bulb Cap . . . .. Phosphor Bronze C5191.
Screw . . . . . . . . . . . . . . . .. Brass C3604.