Definitions for "Steep Asphalt"
Keywords:  astm, asphalt, iii, softening, lil
Type lil Asphalt. (See Asphalt.)
A roofing asphalt that has a softening point of approximately 190? F (88? C) and that conforms to the requirements of ASTM Standard D312, Type III. See ASPHALT.
Type III Asphalt. (See Asphalt.)