S-98750A486 9/16"-18 x 4" ASTM A193 Threaded Rods

Key Features & Benefits at a Glance

• Exceptional tensile strength of 125,000 psi ensures reliable performance under high-stress conditions, reducing the risk of fastener failure in critical applications.
• Superior hardness (Rockwell C35) provides excellent wear resistance and durability, extending the service life of your assemblies.
• Fully threaded design offers maximum grip and adjustability along the entire 4" length, allowing for versatile installation and secure fastening.
• Precision Class 2A thread fit with UNF fine threading ensures smooth engagement and consistent, reliable connections with mating components.
• High-grade ASTM B7 steel construction meets ASTM A193 specifications, guaranteeing material integrity and performance in demanding environments.
• RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence, making it suitable for global industrial supply chains.
• Right-hand thread direction with standard fine spacing facilitates easy installation and compatibility with common industrial tools and components.

Professional Applications & Engineering Value

This 9/16"-18 UNF threaded rod is engineered from ASTM Grade B7 steel, providing a robust solution for high-pressure and high-temperature applications such as pressure vessel systems, valve assemblies, and structural fastening. The fully threaded design allows for uniform load distribution and precise adjustment, addressing common issues like stress concentration and misalignment. With a fine thread spacing and Class 2A thread fit, it ensures tight, vibration-resistant connections critical in machinery and industrial equipment. The 125,000 psi tensile strength and Rockwell C35 hardness make it ideal for environments requiring corrosion resistance and long-term reliability, reducing maintenance needs and downtime.

Specification Summary & Compliance

This threaded rod adheres to Class 2A thread fit tolerances and UNF thread standards for consistent performance. It is manufactured in compliance with ASTM A193 specifications for high-temperature service. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for environmentally conscious industrial applications.