2021GY/T 64-2021 Anti-corrosion protective coating for radio and television steel tower masts
2010GY 64-2010 Corrosion Protection Coating for Steel Tower Mast of Radio and Television
1989GY/T 64-1989 Anticorrosive protective coatings for steel tower masts for broadcasting and television
GY/T 64-1989 Anticorrosive protective coatings for steel tower masts for broadcasting and television was changed to GY 64-2010 Corrosion Protection Coating for Steel Tower Mast of Radio and Television.