GOST 21318-1975
Measurement of microhardness by scratch diamond instruments

Standard No.

GOST 21318-1975

Release Date

1975

Published By

RU-GOST R

Latest

GOST 21318-1975

GOST 21318-1975 Referenced Document

• GOST 2789-1973 Surface roughness. Parameters and characteristics
• GOST 9377-1981 Diamond indenters and hammers for metal and alloys hardness testing machines. Specifications*， 2023-12-22 Update

GOST 21318-1975 history

• 1975 GOST 21318-1975 Measurement of microhardness by scratch diamond instruments