This specification is applicable to the design of new construction, expansion and reconstruction projects of various types of iron ore pelletizing plants.
GB 50491-2009 history
2018GB/T 50491-2018 Iron Ore Pellet Engineering Design Standard
2009GB 50491-2009 Code for design of iron pellet engineering
GB 50491-2009 Code for design of iron pellet engineering was changed to GB/T 50491-2018 Iron Ore Pellet Engineering Design Standard.