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Products Hex Cap Screws,Grade 2 Typical Material：   Low Carbon Steel,C1015-C1035 Material and Mechanical Properties：  SAE J429 Grade 2 Dimensions：   ASME B18.2.1 Typical Hardness：   HRB 80-100 on sizes 1/4 to 3/4 inch,HRB 70-100 on sizes over 3/4 inch. Tensile Strength：   74,000PSI Minimum on sizes 1/4 to 3/4 inch to 6 inches in length;60,000PSI Minimum on sizes over 3/4 inch and lengths longer than 6 inches.   Detailed

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