This standard specifies the air pollutant discharge control requirements, monitoring and supervision management requirements of the foundry industry. This standard is applicable to the air pollutant discharge management of existing foundry industrial enterprises or production facilities, as well as the environmental impact assessment of foundry industrial construction projects, the design of environmental protection facilities, the completion of environmental protection acceptance, the issuance of pollutant discharge permits and the air pollution after they are put into production. emissions management. For foundry pig iron enterprises, as well as blast furnaces and sintering and pelletizing processes in foundry enterprises, the relevant regulations of GB 28663 and GB28662 shall be implemented for the emission of air pollutants.
GB 39726-2020 history
2020GB 39726-2020 Emission standard of air pollutants for foundry industry