Professional Grade 1/4-20 X 1 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (1600) - Almost Gone [kVTS4EHP]

High-Quality Yellow Zinc Plated Hex Cap Screws

Introducing our premium 1/4-20 x 1 1/2 Grade 8 Hex Cap Screws, designed to meet the highest standards of quality and durability. These screws are manufactured in the USA, ensuring exceptional craftsmanship and reliability. With a yellow zinc plated finish, they offer excellent corrosion resistance and a sleek, professional appearance. Our screws are perfect for a wide range of applications where strength and durability are crucial.

Robust Specifications and Technical Details

Our Grade 8 hex cap screws are crafted from medium carbon alloy steel, providing superior strength and longevity. The diameters range from 1/4 to 1 1/2 inches, meeting or exceeding SAE J429 Grade 8 specifications. For diameters over 1 1/2 inches, they meet or exceed ASTM A354 Grade BD standards. All materials are manufactured with rolled threads for increased precision and performance. The yellow zinc plated finish meets or exceeds ASTM F1941 requirements, ensuring excellent corrosion resistance. Typical hardness ranges from HRC 33-39 for diameters 1/4 to 2 1/2 inches, and from HRC 31-39 for diameters over 2 1/2 inches. Tensile strength is a minimum of 150,000 psi for diameters 1/4 to 2 1/2 inches, and 140,000 psi for diameters over 2 1/2 inches.

Practical Applications and Target Audience

These high-quality hex cap screws are ideal for a variety of applications, including construction, automotive, and industrial projects. Their robust construction and corrosion-resistant finish make them perfect for use in outdoor environments or where exposure to moisture is a concern. Whether you are a professional tradesperson or a DIY enthusiast, these screws offer the strength and reliability you need to get the job done right. With their exceptional quality and versatility, they are a must-have for anyone looking to ensure their projects are built to last.