S-4457K18 4.026" ID x 4 1/2" OD x 24" 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, extending service life in harsh industrial environments
• High-pressure compatibility for air, natural gas, oil, steam, and water applications with Class 125/150 fittings
• Precision NPT threading on both ends ensures leak-proof connections and easy installation in piping systems
• Heavy-duty welded construction provides exceptional structural integrity for demanding industrial applications
• Standard Schedule 40 dimensions (4.026" ID, 4-1/2" OD) guarantee compatibility with existing iron and steel piping systems
• Full regulatory compliance with REACH and RoHS 3 standards for environmentally responsible industrial use
• Rugged 0.237" wall thickness delivers enhanced durability and pressure containment capabilities

Professional Applications & Engineering Value

This 4" Schedule 40 black-coated steel threaded pipe nipple delivers exceptional performance in demanding industrial fluid handling systems. The welded steel construction combined with NPT threading on both ends provides reliable, leak-resistant connections for high-pressure applications involving air, natural gas, oil, steam, and water. The protective black coating significantly enhances corrosion resistance, reducing maintenance frequency and extending service life in aggressive environments. Engineered to meet ASME B1.20.1, ASTM A53, and ASTM A733 specifications, this 24-inch pipe nipple ensures dimensional accuracy and mechanical strength for industrial piping networks requiring Class 125 and 150 fittings. Its robust design addresses common challenges of pressure fluctuations, thermal stress, and environmental degradation in processing plants and utility systems.

Specification Summary & Compliance

This heavy-duty pipe nipple features precision NPT threading conforming to ASME B1.20.1 standards with dimensional compliance to Schedule 40 specifications (4.026" ID, 4-1/2" OD, 0.237" wall thickness). Manufactured from ASTM A53 and ASTM A733 compliant steel with welded construction for structural integrity. The product is fully compliant with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) directives, ensuring environmental responsibility and industrial safety standards. Suitable for use with iron and steel fittings rated for Class 125 and 150 applications.