Engineering Conversion Factors Energy -- Convert From: btu foot pounds calories joules watt seconds to: btu foot pounds calories joules watt seconds Pressure -- Convert From: psi inches mercury atmospheres millimeters mercury bar kilograms per square centimeter dynes per square centimeter newtons per square meter (pascals) to: psi inches mercury atmospheres millimeters mercury bar kilograms per square centimeter dynes per square centimeter newtons per square meter (pascals) Volume -- Convert From: inches cubed cubic feet gallons litres cubic meters to: inches cubed cubic feet gallons litres cubic meters Density -- Convert From: pounds per cubic foot pounds per gallon grams per cubic centimeters kilograms per cubic meter grams per litre to: pounds per cubic foot pounds per gallon grams per cubic centimeters kilograms per cubic meter grams per litre Specific Volume -- Convert From: cubic feet per pound gallons per pound cubic centimeters per gram cubic meters per kilogram to: cubic feet per pound gallons per pound cubic centimeters per gram cubic meters per kilogram Specific Heat (Entropy) -- Convert From: btu/lb R cal/g K j/g K to: btu/lb R cal/g K j/g K Enthalpy -- Convert From: btu/lb cal/g j/g to: btu/lb cal/g j/g Thermal Conductivity -- Convert From: btu/hr ft F cal/sec cm C watt/m K to: btu/hr ft F cal/sec cm C watt/m K Viscosity (absolute) -- Convert From: poise lbf sec/sqft lbf hr/sqft kg/m sec N sec/sqm lbm/ft sec to: poise lbf sec/sqft lbf hr/sqft kg/m sec N sec/sqm lbm/ft sec Coefficient of Heat Transfer -- Convert From: btu/hr sqft F cal/sec sqcm C kcal/hr sqm C watts/sqm K to: btu/hr sqft F cal/sec sqcm C kcal/hr sqm C watts/sqm K