S-44615K458 1.61" ID x 1 29/32" OD x 3" 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 that protects against rust and extends service life in demanding environments
• Exceptional leak-proof performance with precision NPT threads ensuring tight, reliable seals for high-pressure air, gas, oil, steam, and water systems
• Robust welded construction provides enhanced structural integrity and durability under continuous industrial use
• Wide compatibility with iron and steel fittings (Class 125/150) for versatile integration into existing piping networks
• Optimized flow characteristics with Schedule 40 wall thickness maintaining consistent pressure and minimizing turbulence
• Precision manufacturing to ASME B1.20.1 thread standards ensures perfect fit and interchangeability with industry components
• Ready-to-install convenience with threaded both ends design and standard 3" length for quick assembly and maintenance

Professional Applications & Engineering Value

This heavy-duty threaded pipe nipple solves critical industrial piping challenges through its black-coated steel construction and precision NPT threading. The welded design provides superior burst resistance for handling volatile media including natural gas, oil, and steam systems where failure isn't an option. Engineers specify this component for its ability to maintain seal integrity under thermal cycling and pressure fluctuations, while the standardized 1 1/2" Schedule 40 dimensions ensure compatibility with existing iron and steel fittings. The coating acts as both corrosion barrier and identification marker, reducing maintenance intervals in chemical processing, power generation, and industrial plumbing applications where air, water, and oil transportation demands reliable, long-term performance.

Specification Summary & Compliance

Manufactured to ASME B1.20.1 for precise NPT thread form and Class 2A tolerances ensuring leak-tight connections. Constructed from ASTM A53 and ASTM A733 compliant materials with welded construction meeting pressure rating requirements for Class 125 and 150 applications. Dimensions: 1 1/2" pipe size, 3" length, 1.61" ID, 1 29/32" OD, with 0.145" wall thickness. Suitable for industrial fluid handling systems requiring certified components.