Page 6 - Apollo - Industrial Applications Guide
P. 6
INTRODUCTION:
Many Apollo® valve products are used in water applications. The Ball valves are
typically used in On/Off services. The Apollo® ball valve should not be installed TYPES:
in applications where there is a substantial chance for Cavitation (differential
from P1 to P2 pressure), high Velocity (recommended max. 15 ft./sec.; Chilled (below 65°F; below 18°C)
max. 4.57 m/sec.), or in services that exceed the allowable limitations (design Ambient (65°F to 100°F; 18°C to 38°C)
pressure and temperature) of the selected product. Valve Body material, Seat Hot (100°F & higher; 38°C & higher)
material and Trim (Ball and Stem) material should always be compatible with DI (deionized)
the intended installed service.
Raw (River/Lake/Pond)
Heavy
CHARACTERISTICS: Brine
Sea Water
Primary characteristic of water is that it is not compressible. Some applications, Light
and materials, may strip the Oxygen molecule (causing oxygen deprivation)
creating a hazardous situation because of the remaining high Hydrogen
content. Attention needs to be paid to pressure differentials (ΔP) that may
cause Incipient Cavitation and/or full Cavitation. As cavitation recovery begins, MARKETS:
the entrained air implodes on surfaces, literally tearing away material.
HVAC
General Utilities
Hydronic Heating
Non-Potable
Potable (POU water)
Purification
Nuclear
Waste Water Treatment
Fresh Water Treatment
Desalinization
MATERIALS:
Cast Iron
Ductile Iron
Brass
Bronze
Lead Free – Brass & Bronze for USA
Potable water systems
Carbon Steel
Stainless Steel
Monel
Titanium
Duplex materials
It is always good to check compatibility/
acceptability of selected materials based on
specific application data like concentrations,
temperatures and pressures.
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