S-4550K813 0.423" ID x 43/64" OD x 9" Long ASME B1.20.1, ASTM A53, ASTM A733 Thick-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
• Exceptional pressure handling with Schedule 80 thick-wall design, reliably supporting 300/600 class flange systems
• Leak-proof connections through precision NPT threading on both ends, ensuring secure sealing for multiple media types
• Enhanced structural integrity from welded construction, providing robust performance under high-stress conditions
• Multi-media compatibility for air, natural gas, oil, steam, and water applications, reducing inventory complexity
• Precision dimensional accuracy meeting ASME B1.20.1 standards, guaranteeing proper fit and installation efficiency
• Long-term reliability backed by ASTM A53 and ASTM A733 certifications, ensuring consistent quality and performance

Professional Applications & Engineering Value

This heavy-duty threaded pipe nipple delivers critical engineering solutions for industrial fluid and gas systems. The black-coated steel construction provides essential corrosion protection in demanding environments, while the Schedule 80 thick-wall design maintains structural integrity under high-pressure conditions common in oil, gas, and steam applications. The precision NPT threading on both ends ensures leak-tight connections that withstand thermal cycling and vibration. Engineered for 300/600 class flange systems, this welded pipe nipple eliminates weak points in piping networks handling air, natural gas, oil, steam, and water. The 9" length provides optimal spacing flexibility in complex piping layouts, reducing the need for custom fabrication and saving installation time.

Specification Summary & Compliance

This 3/8" NPT threaded pipe nipple features precision threading conforming to ASME B1.20.1 standards for reliable sealing performance. Manufactured from quality steel materials meeting ASTM A53 and ASTM A733 specifications, ensuring consistent mechanical properties and dimensional accuracy. The product is designed for compatibility with 300 class and 600 class flange systems, with Schedule 80 wall thickness providing enhanced pressure containment. The black coating offers additional corrosion protection while maintaining the structural requirements for industrial piping applications involving air, natural gas, oil, steam, and water service.