S-92655A412 1/2"-13 x 2" 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
- Superior corrosion resistance from 18-8 Stainless Steel, ideal for harsh environments and reducing replacement frequency.
- High tensile strength of 75,000 psi ensures reliable performance under heavy loads and in demanding applications.
- Excellent durability with Rockwell B100 hardness, providing resistance to wear and deformation.
- Secure and precise fastening with Class 2A thread fit and UNC coarse threading for easier assembly and vibration resistance.
- Optimized for high-torque applications featuring an external hex drive and 7/8" head width for a solid grip with standard tools.
- Versatile partial threading with a 3/4" grip length, allowing for controlled clamping force on a range of material thicknesses.
- Guaranteed quality and compliance meeting ASTM A193 Grade B8 specifications for consistent performance in industrial settings.
Professional Applications & Engineering Value
This 1/2"-13 UNC Hex Head Screw in 18-8 Stainless Steel is engineered to address critical challenges in industrial assembly, such as corrosion-induced failure and joint integrity under stress. The coarse thread design and Class 2A thread fit facilitate quick installation and maintain a secure hold in materials prone to vibration, reducing maintenance downtime. With a partially threaded shank and external hex drive, it offers precise clamping control and high-torque capability, making it suitable for pressure vessels, structural frameworks, and machinery where ASTM A193 Grade B8 compliance is required. Its 75,000 psi tensile strength and inherent corrosion resistance ensure long-term reliability in chemical, marine, and high-temperature environments, safeguarding operational continuity.
Specification Summary & Compliance
This screw adheres to UNC coarse thread standards with a Class 2A thread fit for consistent dimensional accuracy. It conforms to ASTM A193 Grade B8 specifications, ensuring material and manufacturing quality for high-strength applications. The product meets common industry regulations for performance and is manufactured from 18-8 Stainless Steel, supporting compliance with RoHS and REACH directives for environmental safety.
