S-98750A489 5/8"-18 x 4" ASTM A193 Threaded Rods

Key Features & Benefits at a Glance

• Exceptional tensile strength of 125,000 psi ensures reliable performance under heavy loads, reducing the risk of fastener failure in demanding applications.
• Superior hardness (Rockwell C35) provides excellent wear resistance and durability, extending the service life of your assemblies.
• Fully threaded, right-hand design allows for uniform load distribution and easy installation across the entire length, offering versatile fastening solutions.
• Precision Class 2A thread fit with UNF fine threading ensures secure, vibration-resistant connections for critical industrial machinery.
• Compliant with ASTM A193 and Grade B7 standards guarantees material quality and performance consistency for high-temperature and high-pressure environments.
• RoHS 3 and REACH compliant construction ensures environmental safety and regulatory adherence, making it suitable for global industrial supply chains.
• Robust steel material offers high corrosion resistance and strength, ideal for long-term use in harsh operating conditions.

Professional Applications & Engineering Value

This 5/8"-18 UNF threaded rod is engineered from ASTM Grade B7 steel to address common industrial challenges such as vibration loosening and high-stress fatigue. The fully threaded, right-hand design with fine thread spacing ensures maximum grip and even stress distribution, preventing joint failure in heavy-duty applications like construction, machinery assembly, and pressure vessel systems. Its high tensile strength and Rockwell C35 hardness make it ideal for environments requiring precise, durable fastening that withstands extreme temperatures and loads, while compliance with ASTM A193 standards assures consistent quality for engineering projects demanding reliability and safety.

Specification Summary & Compliance

This threaded rod features a 5/8"-18 UNF thread size with Class 2A thread fit for precise dimensional accuracy and fine thread spacing. It meets ASTM A193 and Grade B7 specifications, ensuring high tensile strength and material integrity. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally safe and regulated industrial use.