UNI 4278-1959
Plastic material testing. Thermohard materials*. Hardness measurement. Rockwell Method, supersedes UNI 3629

Standard No.

UNI 4278-1959

Release Date

1959

Published By

IT-UNI

Status

Withdraw

Latest

UNI 4278-1959

Scope

- This unification indicates the procedure for determining the Rockwell hardness of molding materials after they have undergone molding under certain pressure and temperature conditions.

UNI 4278-1959 history

• 1959 UNI 4278-1959 Plastic material testing. Thermohard materials*. Hardness measurement. Rockwell Method, supersedes UNI 3629