SEDL / Past Symposia for Committee D04 / Grading of Paving Asphalts by Viscosity at 140 F Versus Penetration at 77 F

Grading of Paving Asphalts by Viscosity at 140 F Versus Penetration at 77 F

Sponsored by ASTM committee D04 on Road and Paving Materials

June 26 1966 - July 01 1966