Live Engineering Dashboard
Well Testing Toolbox
Interactive Tools
Engineering calculators and conversion utilities for field work.
Gas Rates by Choke Coefficient
Governing Equation:
$$mscf/d = \frac{C \cdot A \cdot P_1 \cdot C_d}{\sqrt{T \cdot \gamma_g \cdot Z}}$$
Rate (mscf/d):
0.00
Rate (mmscf/d):
0.000
Common Choke Reference
| Size (64ths) | Inch (dec) | Area (sq in) |
|---|---|---|
| 16 | 0.250" | 0.0491 |
| 32 | 0.500" | 0.1963 |
| 48 | 0.750" | 0.4418 |
| 64 | 1.000" | 0.7854 |
| 72 | 1.125" | 0.9940 |