S-92790A224 1/2"-13 x 2" ASTM A193 Super-Corrosion-Resistant 316 Stainless Steel Heavy Hex Head Screws for High-Pressure Applications

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine environments where moisture and chemicals are present.
• High tensile strength of 75,000 psi ensures reliable performance under heavy loads, reducing the risk of fastener failure in critical applications.
• ASTM Grade B8M and ASTM A193 compliance guarantees material quality and manufacturing consistency, providing peace of mind for engineering specifications.
• Rockwell B96 hardness offers excellent wear resistance and durability, extending the screw's service life in high-stress assemblies.
• Class 2A thread fit with UNC coarse threading allows for easier and faster installation while maintaining secure fastening in various materials.
• Partially threaded design with 3/4" grip length provides optimal clamping force distribution, minimizing loosening in dynamic or vibrating equipment.
• External hex drive and 7/8" head width enable straightforward installation and removal with standard tools, improving assembly efficiency.

Professional Applications & Engineering Value

This 1/2"-13 UNC Grade B8M 316 stainless steel hex head screw is engineered to address common industrial challenges, such as corrosion-induced degradation and mechanical stress in demanding settings. The 316 stainless steel material provides exceptional resistance to pitting and crevice corrosion, making it a top choice for marine, chemical processing, and offshore applications. Its partially threaded configuration and coarse UNC threading ensure rapid assembly and reliable grip in soft or uneven substrates, reducing installation time and maintenance needs. With a 75000 psi tensile strength and Rockwell B96 hardness, it withstands high vibration and load variations, preventing joint failure in machinery, structural frameworks, and piping systems. The external hex drive facilitates easy torque application, enhancing operational safety and efficiency for professionals in industrial and construction sectors.

Specification Summary & Compliance

This fastener adheres to Class 2A thread fit tolerances for consistent engagement and meets UNC coarse thread standards with a 1/2"-13 thread size. It is manufactured in compliance with ASTM A193 specifications for high-temperature service and is certified under ASTM Grade B8M for material integrity. The screw features a 2" length, 3/4" grip length, and right-hand thread direction, ensuring precise dimensional accuracy. Additionally, it conforms to industry regulations such as RoHS and REACH for environmental safety, supporting sustainable and reliable use in global industrial supply chains.