Investigation of Permanent Deformation Behavior of Steel Slag Asphalt Mixture under Indoor Simulation

Table 1

Basic performance indicators of asphalt.

Indexes	Measured values	Specification
Specific gravity	1.032	ASTM D70
Penetration at 25°C (0.1 mm)	89	ASTM D5
Ductility, 5 cm/min, 15°C (cm)	>150	ASTM D113
Softening point (°C)	46	ASTM D36
Apparent viscosity, 135°C (Pa·s)	0.36	ASTM D4402