Grade 5 & 8.8 Hex Cap Screws
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Fasteners Etc., Inc. is proud to be your go-to supplier of top-quality hex cap screws. As medium-strength industrial fasteners, these screws can be used for a wide range of industrial applications in a variety of industries and conditions. Shop for Grade 5 and Class 8.8 hex cap screws below. Contact us for more information or with any questions, and speak with an expert today.
Key Features and Differences: Grade 5 and 8.8 Hex Cap Screws
Grade 5 Hex Cap Screws
We supply Grade 5 hex cap screws designed to meet ASME B18.2.1 industry standards and have a minimum tensile strength of 120,000 psi. These screws, made from medium-strength steel, are available with plain, zinc, or zinc yellow platings to suit a variety of applications. These fasteners receive additional strength through heat treatment, making them ideal for medium-strength applications. Standard and USA Grade 5 hex cap screws are easily identified by three lines on the bolt head.Class 8.8 Hex Cap Screws
Class 8.8 hex cap screws are the metric equivalent of Grade 5 screws, offering similar strength and performance. Our selection of Class 8.8 screws includes plain and zinc plating options available in both DIN and ISO standards for various project demands. Like Grade 5 screws, these fasteners are heat treated for extra strength and have a minimum tensile strength of around 120,000 psi.Applications of Grade 5 and Class 8.8 Hex Cap Screws
While Grade 5 and 8.8 hex cap screws have different measurements, they are highly comparable and therefore are used for many similar projects. These screws can be used for a variety of medium-strength projects within trades including:- Automotive (Engine components, suspension systems)
- Military (Combat vehicles, heavy weapon mounts)
- Machinery (Equipment frames and housings)
- Industrial Manufacturing (Mounting systems, joining structural frameworks)
Choosing the Right Hex Cap Screw for Your Needs
When selecting a fastener for your application, you must consider factors like load requirements, material compatibility, and environmental elements. Hex cap screws are available in a range of grades, from Grade 2 to Grade 8 to stainless steel and more. Each grade is designed for specific uses, so be sure to understand your project needs before choosing a screw. If your application requires medium-strength fasteners, Grade 5 or 8.8 hex cap screws may be your best option—and choosing between those screw variants will be based on whether your project uses imperial or metric measurements.Additionally, the materials you use and the environmental conditions of your application will help you determine whether your fastener will require special plating. Contact us with any questions, and our team will help you choose the right hex cap screw for any project.