S-4457K58 4.026" ID x 4 1/2" OD x 72" 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 for extended service life in demanding industrial environments
• Reliable pressure handling with Schedule 40 wall thickness (0.237") maintaining structural integrity under high-pressure applications
• Universal compatibility with NPT threading on both ends ensuring secure connections across iron and steel fittings
• Versatile fluid transport capability for air, natural gas, oil, steam, and water systems with Class 125/150 fittings
• Enhanced durability through welded construction providing robust performance in continuous industrial operations
• Regulatory compliance assurance meeting REACH and RoHS 3 environmental standards for global market acceptance
• Precision manufacturing adhering to ASME B1.20.1 thread standards for leak-proof connections and easy installation

Professional Applications & Engineering Value

This 4-inch Schedule 40 black-coated steel threaded pipe nipple delivers exceptional engineering value in industrial fluid systems where corrosion resistance and pressure integrity are critical. The welded construction combined with NPT threading on both ends provides reliable sealing performance for demanding applications involving air compression systems, natural gas distribution, petroleum transfer, steam lines, and water processing. The black-coated steel material significantly extends service life by protecting against environmental degradation, while the standardized 72-inch length offers installation flexibility in complex piping layouts. Engineered to work seamlessly with iron and steel fittings (Class 125/150), this heavy-duty nipple eliminates connection failures in high-vibration environments, making it ideal for chemical plants, manufacturing facilities, and utility infrastructure where system downtime is not an option.

Specification Summary & Compliance

This standard-wall steel threaded pipe features precise NPT threading manufactured to ASME B1.20.1 specifications, ensuring proper engagement and pressure retention. The product maintains dimensional accuracy with 4.026" ID and 4½" OD, conforming to ASTM A53 and ASTM A733 material standards for consistent quality and performance. Full compliance with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental regulations guarantees safe use across international markets, while the Schedule 40 wall thickness provides reliable pressure containment for industrial fluid handling applications.