NF E32-201-2*NF ISO 13579-2:2013 Industrial furnaces and associated processing equipment - Method of measuring energy balance and calculating efficiency - Part 2 : reheating furnaces for steel
2013NF E32-201-2*NF ISO 13579-2:2013 Industrial furnaces and associated processing equipment - Method of measuring energy balance and calculating efficiency - Part 2 : reheating furnaces for steel