S-4549K25 4.026" ID x 4 1/2" OD x 4 1/2" 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 resistance with galvanized steel construction, extending service life in harsh environments
• Reliable leak-proof connections ensured by precision NPT threads on both ends for secure sealing
• High-pressure compatibility with Class 125 and 150 fittings, suitable for demanding air, gas, oil, steam, and water systems
• Robust welded construction provides enhanced structural integrity and durability under stress
• Precise dimensional accuracy with 4.026" ID and Schedule 40 wall thickness for consistent flow and easy installation
• Broad industrial application across multiple media including natural gas, oil, and steam without degradation
• Standardized compliance with ASTM A53 and ASME B1.20.1 ensures interoperability and safety

Professional Applications & Engineering Value

This 4-inch Schedule 40 galvanized steel threaded pipe nipple is engineered to address critical challenges in industrial piping systems. The galvanized steel material offers excellent corrosion resistance, preventing rust and maintaining integrity when exposed to air, natural gas, oil, steam, and water. The NPT threads on both ends create secure, leak-resistant connections that withstand vibration and pressure fluctuations in demanding environments. With its welded construction and compliance with ASTM A53 and ASME B1.20.1 standards, this nipple delivers reliable performance in industrial plumbing, process piping, and utility distribution systems where failure is not an option. The standardized dimensions ensure compatibility with Class 125 and 150 fittings, simplifying maintenance and reducing downtime.

Specification Summary & Compliance

This product features NPT thread type meeting ASME B1.20.1 specifications for dimensional accuracy and proper sealing. Manufactured from galvanized steel in accordance with ASTM A53 and ASTM A733 standards, ensuring material quality and performance consistency. The pipe nipple maintains precise dimensions including 4.026" ID, 4 1/2" length, and 0.237" wall thickness per Schedule 40 requirements. Suitable for use with galvanized iron and steel fittings rated for Class 125 and 150 applications, providing reliable service across industrial fluid handling systems.