S-98957A121 1/4"-28 x 2.5 ft. ASTM A193 Threaded Rods

Key Features & Benefits at a Glance

• Exceptional tensile strength of 125,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
• ASTM Grade B7 steel construction provides superior durability and resistance to high temperatures and pressures, ideal for demanding industrial environments.
• Fully threaded design offers versatile fastening along the entire 2.5 ft. length, allowing for adjustable connections without compromising integrity.
• Class 2A thread fit with UNF fine threading delivers precise engagement and vibration resistance, minimizing loosening in critical assemblies.
• Rockwell C35 hardness enhances wear resistance and longevity, reducing maintenance needs and replacement costs.
• Compliance with ASTM A193, RoHS 3, and REACH guarantees adherence to industry standards and environmental safety, ensuring reliable sourcing for regulated projects.
• Right-hand thread direction facilitates easy installation with standard tools, streamlining assembly processes in time-sensitive operations.

Professional Applications & Engineering Value

This 1/4"-28 UNF threaded rod is engineered from ASTM Grade B7 steel to address common industrial challenges, such as thermal expansion and mechanical stress in heavy-duty fastening. The fully threaded configuration allows for uniform load distribution, making it ideal for applications in construction, machinery, and pressure vessels where adjustable tension is critical. Its fine thread spacing and Class 2A thread fit ensure tight, secure connections that resist vibration and corrosion, reducing downtime in harsh environments. By meeting ASTM A193 specifications, it provides consistent performance in high-temperature settings, offering engineers a reliable solution for projects requiring high-strength fasteners with long-term durability.

Specification Summary & Compliance

This threaded rod adheres to precise dimensional standards, including Class 2A thread fit for external threads and UNF fine threading with a size of 1/4"-28. Manufactured under ASTM A193 for Grade B7 materials, it ensures consistent quality and performance. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) confirms environmental safety, supporting sustainable procurement in industrial applications.