... kg 1 kW = 3412.14 Btu/h = 737.56 lbf.ft/s 1 hp = 550 lbf·ft/s = 0.7068 Btu/s ... 107* psia = 0.020886 lbf/ft' 1 psi = 144 lbf/ft3 =6.894757 kPa 1 in.
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