This calculator is similar to the above giving the pressure loss in plastic pipes for all fuel gases, air, nitrogen, carbon dioxide, oxygen and hydrogen. On the reverse there are velocity scales and scales to determine allowances for fittings.
Scale ranges: diameter 10 to 500 mm.
Flow 1 to 60,000 m ³ /h.
Length 3 to 1,000,000 m.
Can also be used for copper pipes.
Size: 7.5/8" diameter.