UNI 4163-1959
Roof waterproofing treatment. Bitumen for application, determination of permeability of bitumen*

Standard No.

UNI 4163-1959

Release Date

1959

Published By

IT-UNI

Status

Withdraw

Latest

UNI 4163-1959

Scope

- This method is used to determine the penetration index according to Pfeiffer and van Doormaal of a bitumen based on its penetration at 25 °C and its ball and ring softening point (1).

UNI 4163-1959 history

• 1959 UNI 4163-1959 Roof waterproofing treatment. Bitumen for application, determination of permeability of bitumen*