0.40%

0.60%

0.80%

1.00%

30/40

60/70

80/100

100/120

grade

viscosity

ductility

temperature susceptibility

its penetration value is 8 mm

its penetration value is 10 mm

its penetration value is 8 to 10 mm

its penetration value is 8 to 10 cm

same viscosity

viscosity in increasing order from RC-2 to SC-2

viscosity in decreasing order from RC-2 to SC-2

none of the above