S-94705A713 3/8"-16 x 1 1/2" ASTM A193 Steel Heavy Hex Head Screws for High-Pressure Applications

Key Features & Benefits at a Glance

• Exceptional tensile strength of 125,000 PSI ensures reliable performance in high-stress industrial applications, reducing the risk of fastener failure.
• Rockwell C35 hardness provides superior resistance to wear and deformation, extending service life in demanding environments.
• Class 2A thread fit with UNC coarse threading offers easy installation and secure fastening, minimizing assembly time and improving efficiency.
• Partially threaded design allows for precise clamping force control, ideal for applications requiring specific grip lengths and vibration resistance.
• ASTM A193 compliance guarantees material quality and manufacturing consistency, ensuring adherence to industry standards for safety and reliability.
• External hex drive and hex head facilitate quick tightening with standard tools, enhancing usability in confined or high-torque scenarios.
• Steel construction with inch measurements delivers durability and compatibility with existing systems, supporting long-term operational stability.

Professional Applications & Engineering Value

This ASTM Grade B7 hex head screw is engineered to address critical challenges in industrial settings, such as high-pressure and high-temperature environments. Made from high-strength steel with a Rockwell C35 hardness, it resists corrosion and mechanical stress, preventing loosening under vibration. The 3/8"-16 UNC coarse threading and Class 2A fit ensure precise engagement, reducing the risk of cross-threading and enabling faster assembly in machinery, construction, and petrochemical applications. Its partially threaded configuration allows for optimal load distribution, making it a reliable choice for heavy-duty fasteners in valves, flanges, and structural components where durability and compliance with ASTM A193 specifications are paramount.

Specification Summary & Compliance

This fastener adheres to Class 2A thread fit tolerances and UNC coarse thread standards, with dimensions including a 3/8"-16 thread size, 1-1/2" length, and 1/2" grip length. It complies with ASTM A193 manufacturing specifications for material and performance, ensuring consistency and reliability. The product meets industry regulations for quality and is suitable for applications requiring high tensile strength and hardness, with no specified RoHS or REACH declarations provided.