S-4499K68 4.026" ID x 4 1/2" OD x 126" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Galvanized Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion protection with galvanized steel construction for extended service life in demanding environments
• Exceptional pressure handling with Schedule 40 wall thickness (0.237") for reliable performance with air, gas, oil, steam, and water
• Leak-resistant connections through precision NPT threading on both ends that meets ASME B1.20.1 standards
• Robust structural integrity from welded construction that maintains shape under stress and vibration
• Wide compatibility with galvanized iron and steel fittings (Class 125/150) and flanges (Class 150)
• Precise dimensional accuracy with 4" pipe size and 126" length for easy installation and system integration
• Certified material quality complying with ASTM A53 and ASTM A733 specifications for consistent performance

Professional Applications & Engineering Value

This 4" Schedule 40 galvanized steel threaded pipe nipple delivers critical engineering solutions for industrial fluid handling systems. The hot-dip galvanized coating provides essential corrosion resistance against moisture, chemicals, and environmental exposure, significantly extending service life in aggressive applications. The welded construction ensures structural stability under pressure fluctuations and thermal cycling common in steam, oil, and gas systems. With NPT threads machined to ASME B1.20.1 standards, this nipple creates secure, leak-free connections in piping networks transporting air, natural gas, oil, steam, and water. The 126" length and precise dimensions facilitate straightforward installation in complex industrial layouts, reducing assembly time while maintaining system integrity.

Specification Summary & Compliance

This galvanized steel threaded pipe nipple features NPT thread form compliant with ASME B1.20.1 standards, ensuring proper engagement and sealing performance. Manufacturing follows ASTM A53 and ASTM A733 specifications for material quality and dimensional accuracy. The product maintains standard pipe dimensions with 4" nominal size, 4.026" ID, 4½" OD, and 0.237" wall thickness consistent with Schedule 40 requirements. Suitable for use with Class 125 and 150 fittings and Class 150 flanges, this component meets industry standards for industrial piping systems handling various media including air, natural gas, oil, steam, and water.