Ready To Ship 5/16-24 X 5/8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (1800) Collection [dBL6v3Tu]

High-Quality Yellow Zinc Plated Hex Cap Screws

Experience the excellence of our 5/16-24 x 5/8 Grade 8 Hex Cap Screws, designed for durability and reliability. These screws are crafted in the USA from premium medium carbon alloy steel, ensuring superior strength and performance. With diameters ranging from 1/4 to 1 1/2 inches, our Grade 8 material meets or exceeds SAE J429 specifications, while diameters over 1 1/2 inches meet or exceed ASTM A354 Grade BD. This product is a testament to American craftsmanship and quality.

Robust Specifications and Technical Details

Our yellow zinc plated bolting not only enhances the aesthetic appeal but also provides excellent corrosion resistance. The typical hardness on diameters 1/4 to 2 1/2 inches is HRC 33-39, ensuring long-lasting durability. For diameters over 2 5/8 inches, the hardness ranges from HRC 31-39. With a minimum tensile strength of 150,000 psi for diameters 1/4 to 2 1/2 inches and 140,000 psi for diameters over 2 1/2 inches, these screws are built to withstand the toughest conditions. All material is manufactured with rolled threads for enhanced thread quality and performance.

Practical Applications and Benefits

Ideal for a wide range of applications, these Grade 8 hex cap screws are perfect for construction, automotive, and industrial projects. Their exceptional strength and corrosion resistance make them a reliable choice for everyday use. Whether you're working on a home improvement project or a commercial construction, these screws will provide the stability and security you need. With their domestic USA origin and adherence to stringent quality standards, these screws are not just a tool but a long-term investment in your projects' success.