S-4457K238 6.065" ID x 6 5/8" OD x 16" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-coated steel construction, extending service life in harsh industrial environments.
• Reliable high-pressure handling for air, natural gas, oil, steam, and water applications, ensuring system integrity under demanding conditions.
• Precision NPT threading on both ends for leak-tight connections and easy installation with compatible iron and steel fittings.
• Robust welded construction provides enhanced durability and resistance to mechanical stress in Class 125 and 150 flange systems.
• Compliance with major industry standards including ASME B1.20.1, ASTM A53, and ASTM A733, guaranteeing dimensional accuracy and performance reliability.
• Environmentally responsible manufacturing with REACH and RoHS 3 compliance, meeting global regulatory requirements for safe usage.
• Versatile 6" Schedule 40 design with standard wall thickness, offering optimal flow capacity and compatibility in diverse piping layouts.

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple is engineered to address common industrial challenges such as fluid leakage, corrosion degradation, and high-pressure failures in piping systems. Its welded construction and NPT threaded connections ensure a secure, leak-resistant seal for transporting air, natural gas, oil, steam, and water. The Schedule 40 standard wall thickness provides excellent strength-to-weight ratio, reducing the risk of wall collapse under stress while maintaining efficient flow rates. Ideal for use with iron and steel fittings in Class 125 and 150 flange setups, this nipple delivers long-term reliability in chemical plants, oil refineries, and HVAC systems, minimizing maintenance downtime and replacement costs.

Specification Summary & Compliance

This product meets ASME B1.20.1 for NPT thread dimensions, ensuring precise Class 2A fit and interchangeability. It conforms to ASTM A53 and ASTM A733 material and manufacturing specifications, providing consistent mechanical properties and weldability. The nipple is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, confirming adherence to environmental and safety standards for industrial use.