Hydraulic Fluid Formulas |
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Hydraulic Fluid Formulas For: | Word Formula | Letter Formula |
Velocity Through Piping In Feet/Second Velocity |
Velocity =![]() |
V = ![]() |
Compressibility of Oil In Additional Required Oil To Reach Pressure |
Additional =![]() |
VA = ![]() * Approximately 1/2 % per 100 psi |
Compressibility of a Fluid | Compressibility =![]() |
C(ß)=![]() |
Specific Gravity of a Fluid | Specific =![]() |
SG =![]() |
Valve (Cv) Flow Factor | Valve Factor (Cv) =![]() |
Cv = ![]() |
Viscosity in Centistokes | For Viscosities of 32 to 100 Saybolt Universal Seconds: Centistokes = .2253 x SUS – ![]() |
CS = .2253 SUS –![]() |
Viscosity in Centistokes | For Viscosities of 100 to 240 Saybolt Universal Seconds: Centistokes = .2193 x SUS – ![]() |
CS = .2193 SUS –![]() |
Viscosity in Centistokes | For Viscosities Greater Than 240 Saybolt Universal Seconds: Centistokes = ![]() |
CS = ![]() |
HYDRAULIC FLUID FORMULAS NOTE: Saybolt Universal Seconds is often abbreviated SSU.