1/2-20 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated
1/2-20 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated
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Strengthen your structures with the 1/2-20 x 7 Grade 8 Yellow Zinc Plated Hex Cap Screw. Made of medium carbon alloy steel and plated with zinc, this hex cap screw provides toughness and resistance to corrosion. It features rolled threads that offer high resistance to fatigue failure, which is ideal for machinery and construction projects. This zinc-plated cap screw is available in various sizes and has a tensile strength minimum of 150,000 psi for diameters between ¼ to 2 ½ inches and 140,000 psi minimum for diameters over 2 ½ inches.
For screws with a diameter of ¼ to 2 ½ inches, the hardness rating is HRC 33-39. The hardness rating of screws over 2 ½ inches ranges from HRC 31-39. The Grade 8 material ensures this hex cap fastener meets or exceeds various ASTM and SAE standards.
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