Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Fluid Mechanics
Pipe Sizing Calculator
Find the minimum required pipe diameter to keep fluid velocity within safe limits for a given flow rate. Use this when selecting pipe sizes for new installations or checking whether existing pipes can handle increased flow.
Fill in the required fields to see your result.
Fluid Mechanics
Orifice Flow Calculator
Calculate volumetric flow rate through an orifice plate or sharp-edged opening given pressure drop and fluid properties. Widely used for flow metering in industrial pipelines and process plants.
Fill in the required fields to see your result.
Key differences
| Pipe Sizing Calculator | Orifice Flow Calculator | |
|---|---|---|
| Category | Fluid Mechanics | Fluid Mechanics |
| Inputs required | 3 | 5 |
| Result | Minimum Pipe Diameter (mm) | Flow Rate (m³/s) |
| What it does | Find the minimum required pipe diameter to keep fluid velocity within safe limits for a given flow rate. Use this when selecting pipe sizes for new installations or checking whether existing pipes can handle increased flow. | Calculate volumetric flow rate through an orifice plate or sharp-edged opening given pressure drop and fluid properties. Widely used for flow metering in industrial pipelines and process plants. |