Bitumen 60/70 Test Method Sp grav@25/25 C : 1.01-1.06 D-70 Penetration @25C: 60/70 D-5 Softening point C : 49/56 D-36 Ductility @25C : 100 min D-113 Loss on Heating ( wt)% : 0.2 max D-6 Drop in Penetration after Heating %: 20 max D-6 & D-5 Flash Point C : 250 Min D -92