This standard specifies the dimensions of unnotched impact test specimens of sintered metallic materials. The sample can be directly pressed and sintered, or it can be machined from sintered products.
GB/T 5318-1985 history
2017GB/T 5318-2017 Sintered metal materials(excluding hardmetals) without notch impact test piece
1985GB/T 5318-1985 Sintered metals materials,excluding hardmetals--Unnotched impact test piece