S-92655A622 1/2"-13 x 8" ASTM A193 18-8 Stainless Steel Heavy Hex Head Screws for High-Pressure Applications
18-8 Stainless Steel Heavy Hex Head Screws for High-Pressure Applications
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
- High tensile strength of 75,000 psi ensures reliable performance under heavy loads and vibration
- Coarse UNC threading provides quick assembly and secure fastening in various materials
- Class 2A thread fit guarantees consistent, precise engagement for reduced installation issues
- External hex drive design allows for easy installation with standard tools and high torque application
- Partially threaded shank offers optimal grip length for controlled clamping and joint integrity
- ASTM A193 Grade B8 compliance assures material quality and suitability for high-temperature applications
Professional Applications & Engineering Value
This 1/2"-13 UNC hex head screw is engineered to address critical challenges in demanding industrial settings. The 18-8 stainless steel material provides superior resistance to corrosion and oxidation, making it ideal for chemical processing, marine, and outdoor applications. With a coarse thread and Class 2A fit, it ensures rapid installation and reliable performance in structural assemblies, machinery, and pressure vessels. The partially threaded design and external hex drive enable precise clamping force control and easy maintenance, reducing downtime. Compliant with ASTM A193 Grade B8, this fastener meets rigorous standards for high-strength, temperature-resistant connections, delivering long-term reliability in critical engineering projects.
Specification Summary & Compliance
This hex head screw features a 1/2"-13 UNC coarse thread with Class 2A tolerance for precise fit, a length of 8 inches, and a partially threaded shank. It is manufactured from 18-8 stainless steel with a tensile strength of 75,000 psi and Rockwell B100 hardness. The product conforms to ASTM A193 Grade B8 specifications, ensuring compliance with industry standards for mechanical properties and material quality. It meets relevant regulations for performance in industrial applications, supporting reliable and safe fastener solutions.
