AASHTO T 53-09 (2018) is identical to ASTM D36-06 except for the provisions specified in this document.
AASHTO T 53-09 (2018)
Original price was: $268.00.$134.00Current price is: $134.00.
Standard Method of Test for Softening Point of Bitumen (Ring-and-Ball Apparatus) (ASTM Designation: D36-06)
American Association of State Highway and Transportation Officials , 2009