Propane Gas Piping - Capacity vs. Size

Calculate propane gas piping capacity based on pipe size, length, pressure, and temperature parameters.

Pipe Size (inches)	Capacity (BTU/h)	Flow Rate (CFM)	Pressure Drop (%)	Velocity (ft/s)
1/4	38000	15	2.5	4.2
3/8	60000	24	2	3.8
1/2	120000	48	1.5	3.5
5/8	180000	72	1.2	3.2
3/4	240000	96	1	3
1	410000	164	0.8	2.8
1-1/4	650000	260	0.6	2.5
1-1/2	1000000	400	0.5	2.3
2	1600000	640	0.4	2.1
2-1/2	2400000	960	0.3	1.9