S-99086A307 1/4"-20 x 4 ft. ASTM A193 Threaded Rods
Threaded Rods
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Basic Information
Dimension Parameters
Thread Parameters
Material & Strength Parameters
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Key Features & Benefits at a Glance
- Exceptional tensile strength of 125,000 psi ensures reliable performance in demanding applications, reducing the risk of fastener failure.
- Superior corrosion resistance from zinc yellow-chromate plating extends service life in harsh industrial environments.
- Precision UNC coarse threading with Class 2A fit provides easy assembly and consistent engagement for efficient installations.
- High-temperature and high-stress suitability due to ASTM Grade B7 material, ideal for pressure vessels and structural applications.
- Full-length threading offers maximum flexibility for adjustable connections and custom fastener lengths.
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global supply chain requirements.
- Certified to ASTM A193 standards guarantees material quality and manufacturing consistency for engineering peace of mind.
Professional Applications & Engineering Value
This 1/4"-20 UNC Grade B7 threaded rod is engineered to address critical industrial challenges, such as vibration resistance and long-term structural integrity. The zinc yellow-chromate plated steel construction provides a durable barrier against corrosion, making it suitable for outdoor, chemical, and marine environments. With its fully threaded design and coarse thread spacing, it enables quick adjustments and secure fastening in construction, machinery assembly, and pressure systems. The high tensile strength and Rockwell C35 hardness ensure it withstands heavy loads and thermal cycling, reducing maintenance needs and downtime in industrial applications.
Specification Summary & Compliance
This threaded rod features a 1/4"-20 UNC thread with Class 2A tolerance for precise external thread fit, ensuring compatibility with standard nuts and components. Manufactured in accordance with ASTM A193 specifications, it meets rigorous material and performance standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting sustainable and safe usage in global markets.
