NBN 52.030-1955
Asphalt penetration. Method NBN 52.030

Standard No.

NBN 52.030-1955

Release Date

1956

Published By

BE-NBN

Latest

NBN 52.030-1955

NBN 52.030-1955 history

• 1956 NBN 52.030-1955 Asphalt penetration. Method NBN 52.030