S-94705A313 5/8"-11 x 2" ASTM A193 Steel Heavy Hex Head Screws for High-Pressure Applications
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 load-bearing capability with 125,000 psi tensile strength, ideal for high-stress industrial assemblies.
- Superior durability and wear resistance due to Rockwell C35 hardness, ensuring long service life in harsh conditions.
- Reliable fastening performance with Class 2A thread fit, providing consistent engagement and reducing the risk of cross-threading.
- Efficient installation and removal using the external hex drive and coarse UNC threading, speeding up assembly in time-sensitive projects.
- Full-thread design maximizes grip and distribution of clamping force along the entire 2" length for secure connections.
- Certified compliance with ASTM A193 guarantees suitability for high-temperature and high-pressure environments, meeting rigorous industry standards.
- Robust steel construction ensures corrosion resistance and structural integrity in demanding applications.
Professional Applications & Engineering Value
This Grade B7 steel hex head screw is engineered to address critical challenges in industrial settings, such as vibration loosening and mechanical fatigue. The coarse UNC thread and Class 2A fit enable quick, secure fastening in heavy machinery, pressure vessels, and structural frameworks, reducing installation time while maintaining precision. Its fully threaded design ensures uniform stress distribution, minimizing the risk of joint failure under dynamic loads. With ASTM A193 certification, it is a trusted solution for high-temperature and high-pressure applications, including petrochemical plants and power generation systems, where reliability and compliance are non-negotiable.
Specification Summary & Compliance
This screw adheres to Class 2A thread fit and UNC coarse threading standards, ensuring dimensional accuracy and interchangeability. Manufactured in accordance with ASTM A193 specifications, it meets requirements for high-strength bolting materials in elevated temperature service. The product conforms to industry norms for inch-system fasteners, with precise thread size (5/8"-11) and length (2"), and complies with relevant regulations for material integrity and performance in demanding environments.
