PS 425-1964
CALIBRATION OF VICKERS HARDNESS TESTING MACHINES

Standard No.

PS 425-1964

Release Date

1964

Published By

PK-PSQCA

Latest

PS 425-1964

Scope

This Pakistan Standard applies to the calibration of testing machines for determining Vicker hardness in accor dance with PS : 377 : 1964, Vickers Hardness Test for Steel. If a machine is also intended for other methods of hardness testing, it should be calibrated for each method.

PS 425-1964 history

• 1964 PS 425-1964 CALIBRATION OF VICKERS HARDNESS TESTING MACHINES