Orifice Size Calculator

Introduction: In fluid dynamics, accurately determining the size of an orifice is crucial for various applications. The Orifice Size Calculator simplifies this process, allowing users to quickly compute the optimal orifice diameter based on input parameters.

Formula: The formula for calculating the orifice size is based on specific fluid dynamics principles. It takes into account the orifice diameter and fluid velocity, providing a precise result for optimal performance.

How to Use:

  1. Enter the orifice diameter in the designated field.
  2. Input the fluid velocity.
  3. Click the “Calculate” button to obtain the result.

Example: Suppose you have an orifice with a diameter of 0.5 inches and a fluid velocity of 10 m/s. Enter these values, click “Calculate,” and the result will provide the recommended orifice size.


  1. Q: Why is orifice size important? A: Orifice size directly affects fluid flow and system efficiency. Choosing the right size is crucial for optimal performance.
  2. Q: Can I use any units for orifice diameter and fluid velocity? A: Yes, as long as you are consistent with the units (e.g., inches and meters per second).
  3. Q: What if I get a negative result? A: A negative result may indicate invalid input or a mismatch in units. Double-check your values.
  4. Q: Is the calculator applicable to all fluids? A: The calculator is versatile and can be used for various fluids, provided the input values are accurate.
  5. Q: Can I use this for gas flow calculations? A: Yes, the calculator is suitable for both liquid and gas flow, assuming the input parameters are correct.

Conclusion: The Orifice Size Calculator simplifies the process of determining the optimal orifice diameter for fluid systems. With its user-friendly interface and accurate calculations, it proves to be a valuable tool for engineers and professionals in fluid dynamics applications.

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