S-44615K556 1.049" ID x 1 5/16" OD x 3 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-coated steel construction for extended service life in demanding environments
• Superior pressure handling with welded construction ensuring reliable performance in 125 and 150 class applications
• Universal compatibility with NPT threads on both ends for secure connections across air, gas, oil, steam, and water systems
• Precision dimensional accuracy with Schedule 40 wall thickness maintaining consistent flow characteristics and fitting alignment
• Industry-standard compliance meeting ASME B1.20.1, ASTM A53, and ASTM A733 specifications for guaranteed quality and safety
• Robust material integrity through steel construction providing excellent durability against mechanical stress and temperature variations
• Streamlined installation with straight design and male threaded ends reducing assembly time in industrial piping systems

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple delivers exceptional engineering value in industrial fluid handling systems. The welded construction combined with Schedule 40 wall thickness provides critical strength to withstand pressure fluctuations in air, natural gas, oil, steam, and water applications. The NPT threading on both ends ensures leak-resistant connections while the protective black coating significantly reduces corrosion risks in humid or chemical-exposed environments. Engineered for 125 and 150 class iron and steel fittings, this component solves common piping challenges including vibration resistance, thermal expansion accommodation, and long-term reliability in continuous operation systems.

Specification Summary & Compliance

Manufactured to exact NPT thread standards per ASME B1.20.1 with dimensional compliance including 1" pipe size, 3 1/2" length, and 0.133" wall thickness. Constructed from steel meeting ASTM A53 and ASTM A733 specifications for material consistency and performance verification. The product maintains Class 2A thread tolerances for proper gaging and secure fitting engagement. Compliant with industry standards for pressure ratings and material composition, ensuring reliable integration into certified industrial piping systems.