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5/16-18 x 4-1/2in UNC Grade 8 Hex Cap Screw Yellow Zinc

5/16-18 x 4-1/2in UNC Grade 8 Hex Cap Screw Yellow Zinc

SKU HHCS516412C8Y
Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. Designed for use in high stress applications, these bolts shall be heat treated, oil quenched, and tempered at a minimum tempering temperature of 800 degrees (F). With thread extending 1 1/8" up the shaft, this bolt's Proof Load is 120,000 PSI with a minimum Yield Strength of 130,000 PSI and Tensile Strength of 150,000 PSI. HHCS516412C8Y
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Description
Made from medium carbon steel, Grade 8 cap screws have a greater tensile strength than Grade 5. Designed for use in high stress applications, these bolts shall be heat treated, oil quenched, and tempered at a minimum tempering temperature of 800 degrees (F). With thread extending 1 1/8" up the shaft, this bolt's Proof Load is 120,000 PSI with a minimum Yield Strength of 130,000 PSI and Tensile Strength of 150,000 PSI. HHCS516412C8Y