Carbon Steel Disc, 1 in L, 4 in Dia., EnjoyTool Select, Mfr#: 45r4-1

1045 Carbon Steel Disc, Material Carbon Steel, Material Grade 1045, Overall Length 1 in, Heat Treatable Yes, Heat Treatment No Heat Treatment, Mechanical Finish Mill, Outside Diameter 4 in, Outside Diameter Tolerance +0.000 in/-0.005 in, Yield Strength 77,000 psi, Fabrication Cold Finished, Rockwell Hardness Not Rated, Brinell Hardness 90, Tensile Strength 110,000 psi, Machinability 64 Percent, Length Tolerance +/-0.125 in, Includes Material Certificate Yes, Standards ASTM A108, ASTM A29