S-4550K618 1.5" ID x 1 29/32" OD x 6 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Thick-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-coated steel construction, extending service life in demanding industrial environments
• Superior pressure handling from Schedule 80 thick-wall design, ensuring reliable performance with air, natural gas, oil, steam, and water systems
• Leak-resistant connections through precision NPT threading on both ends, providing secure seals in high-pressure applications
• Robust welded construction delivers exceptional structural integrity for long-term durability under continuous use
• Wide compatibility with Class 300 and 600 flanges and iron/steel fittings, offering versatile installation across industrial systems
• Industry-standard compliance with ASME B1.20.1, ASTM A53, and ASTM A733 ensures consistent quality and performance reliability
• Optimized flow characteristics with precise 1.5" ID maintaining efficient media transfer while withstanding system pressures

Professional Applications & Engineering Value

This heavy-duty threaded pipe nipple addresses critical industrial piping challenges through its black-coated steel construction and welded design. The combination of Schedule 80 thickness and NPT threading creates a robust solution for high-pressure applications involving air, natural gas, oil, steam, and water systems. Engineering teams benefit from the corrosion-resistant properties that prevent degradation in harsh environments, while the precise threaded both ends configuration ensures leak-free connections in Class 300 and 600 flange systems. The thick-wall steel pipe construction withstands thermal expansion and pressure fluctuations, making it ideal for industrial plants, processing facilities, and utility systems where reliability is paramount.

Specification Summary & Compliance

Manufactured to exacting NPT thread standards per ASME B1.20.1 with dimensional compliance maintained throughout production. The black-coated steel material meets ASTM A53 and ASTM A733 specifications for mechanical properties and manufacturing quality. The Schedule 80 pipe construction ensures consistent wall thickness and pressure rating compliance. This threaded pipe nipple maintains full traceability to applicable industrial standards and is produced under quality systems that verify dimensional accuracy and performance characteristics for reliable integration into industrial piping networks.