Fully Threaded Rod Material Grade/Class Grade B7 Material Steel Finish Black Oxide Thread Size 1 1/2 In.-8 Overall Length 18 in Tensile Strength 125 000 psi System of Measurement Inch Thread Direction Right Hand Material Quality Standards ASTM A193 Maximum Temperature 752 Degrees F Minimum Temperature -58 Degrees F Minimum Yield Strength 105 000 psi Rockwell Hardness C35 Max Package Quantity 4