Darcy-Weisbach Equation Calculators

➤ Calculate Head Loss
➤ Calculate Acceleration Of Gravity
➤ Calculate Pipe Diameter
➤ Calculate Friction Factor
➤ Calculate Pipe Length
➤ Calculate Flow Velocity

Calculate Head Loss

`H_L=[F×L×V^2]/[2×D×g] `
H_L = Head Loss
F = Friction Factor
V = Flow Velocity
L = Pipe Length
D = Pipe Diameter
g = Acceleration Of Gravity

Enter your values:

Friction Factor:

Pipe Length:

Pipe Diameter:

Flow Velocity:

Acceleration Of Gravity:

Result:

Head Loss:

Foot

Calculate Acceleration Of Gravity

`g=[F×L×V^2]/[2×D×H_L]`
g = Acceleration Of Gravity
F = Friction Factor
V = Flow Velocity
L = Pipe Length
D = Pipe Diameter
H_L = Head Loss

Enter your values:

Friction Factor:

Head Loss:

Pipe Length:

Pipe Diameter:

Flow Velocity:

Result:

Acceleration Of Gravity:

Foot/Second

Calculate Pipe Diameter

`D=[F×L×V^2]/[2×H_L×g]`
D = Pipe Diameter
F = Friction Factor
V = Flow Velocity
L = Pipe Length
g = Acceleration Of Gravity
H_L = Head Loss

Enter your values:

Friction Factor:

Head Loss:

Pipe Length:

Flow Velocity:

Acceleration Of Gravity:

Result:

Pipe Diameter:

Foot

Calculate Friction Factor

`F=[2×H_L×D×g]/[L×V^2]`
F = Friction Factor
D = Pipe Diameter
H_L = Head Loss
g = Acceleration Of Gravity
L = Pipe Length
V = Flow Velocity

Enter your values:

Head Loss:

Pipe Length:

Pipe Diameter:

Flow Velocity:

Acceleration Of Gravity:

Result:

Friction Factor:

Calculate Pipe Length

`L=[2×H_L×D×g]/[F×V^2]`
L = Pipe Length
D = Pipe Diameter
H_L = Head Loss
g = Acceleration Of Gravity
F = Friction Factor
V = Flow Velocity

Enter your values:

Friction Factor:

Head Loss:

Pipe Diameter:

Flow Velocity:

Acceleration Of Gravity:

Result:

Pipe Length:

Foot

Calculate Flow Velocity

`V=√[2×H_L×D×g]/[F×L] `
V = Flow Velocity
D = Pipe Diameter
H_L = Head Loss
g = Acceleration Of Gravity
F = Friction Factor
L = Pipe Length

Enter your values:

Friction Factor:

Head Loss:

Pipe Length:

Pipe Diameter:

Acceleration Of Gravity:

Result:

Flow Velocity:

Foot/Second