Hot Item 9/16-18 X 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (75) Tool [6CeK8wLo]

High-Quality Hex Cap Screws

Introducing our premium 9/16-18 x 5 1/2 Grade 8 Hex Cap Screws, a reliable and durable solution for various construction and industrial applications. These screws are meticulously crafted in the USA, ensuring the highest quality and precision. With their yellow zinc plated finish, they offer exceptional corrosion resistance and long-lasting performance. This product is ideal for those who demand excellence in fastening solutions.

Robust Specifications

Our Grade 8 Hex Cap Screws are manufactured from medium carbon alloy steel, providing superior strength and durability. These screws meet or exceed SAE J429 Grade 8 specifications for diameters ranging from 1/4 to 1 1/2 inches, and ASTM A354 Grade BD for diameters over 1 1/2 inches. The rolled threads ensure a tight and secure fit. Yellow zinc plated finish, as per ASTM F1941, adds an extra layer of protection against corrosion. The typical hardness on diameters 1/4 to 2 1/2 inches is HRC 33-39, while diameters over 2 1/2 inches range from HRC 31-39. 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.

Versatile Applications

Whether you're working on construction projects, machinery assembly, or home repairs, these Grade 8 Hex Cap Screws are an excellent choice. Their robust construction and corrosion-resistant finish make them suitable for a wide range of applications. With a focus on quality and reliability, these screws are designed to withstand the toughest conditions. Whether you're a professional tradesperson or a DIY enthusiast, these screws will enhance your projects and provide peace of mind. Upgrade your fastening solutions with our premium 9/16-18 x 5 1/2 Grade 8 Hex Cap Screws and experience the difference in quality and performance.