S-92655A614 1/2"-13 x 2 3/4" 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 environments and reducing maintenance costs
- High tensile strength of 75,000 psi ensures reliable performance under heavy loads and vibration, minimizing failure risks
- ASTM A193 Grade B8 certification guarantees material quality and consistency for critical industrial applications
- Partially threaded design with 1 1/2" grip length provides secure clamping force and prevents loosening in dynamic assemblies
- Coarse UNC threads and Class 2A fit enable quick installation and easy alignment, saving assembly time
- External hex drive and 7/8" head width offer superior torque transmission and accessibility with standard tools
- Rockwell B100 hardness maintains thread integrity and durability through repeated use
Professional Applications & Engineering Value
Engineered for demanding industrial applications, this 1/2"-13 UNC hex head screw solves critical fastening challenges in machinery, structural frameworks, and heavy equipment. The 18-8 Stainless Steel composition provides excellent resistance to rust and chemical exposure, extending service life in corrosive environments like marine or chemical processing plants. Its partially threaded design ensures optimal stress distribution, reducing the risk of shear failure under high vibration loads. With a coarse thread profile and external hex drive, it allows for rapid installation and removal, enhancing maintenance efficiency in B2B procurement scenarios where downtime minimization is crucial.
Specification Summary & Compliance
This fastener meets ASTM A193 Grade B8 specifications, with Class 2A thread fit ensuring precise dimensional accuracy and interchangeability. It adheres to UNC coarse thread standards for consistent performance, and the manufacturing process complies with industry regulations including RoHS and REACH for environmental safety. The 75,000 psi tensile strength and material hardness are verified to support reliable operation in high-stress applications.
