S-4550K318 1.5" ID x 1 29/32" OD x 3 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Thick-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-coated steel construction for prolonged service life in harsh industrial environments.
• Superior pressure handling with Schedule 80 thick-wall design, suitable for Class 300 and 600 flange systems.
• Leak-proof connections ensured by precision NPT threading on both ends, conforming to ASME B1.20.1 standards.
• Versatile fluid compatibility for safe use with air, natural gas, oil, steam, and water in demanding applications.
• Robust welded construction provides exceptional structural integrity and durability under high-stress conditions.
• Reliable dimensional accuracy with standardized 1 1/2" pipe size, ensuring easy installation and interchangeability.
• Certified material quality per ASTM A53 and ASTM A733, guaranteeing consistent performance and compliance.

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple is engineered to address critical challenges in industrial piping systems, where leakage prevention and pressure integrity are paramount. The welded construction and Schedule 80 wall thickness provide exceptional resistance to internal pressures and mechanical stress, making it ideal for high-demand applications in oil, gas, steam, and water distribution. The NPT threading on both ends, manufactured to ASME B1.20.1 specifications, ensures a secure, tight seal that minimizes the risk of fluid escape in systems operating with aggressive media. Its compatibility with Class 300 and 600 flanges and robust ASTM A53 steel material offers engineers a reliable solution for maintaining system uptime and safety in processing plants, power generation, and industrial plumbing networks.

Specification Summary & Compliance

This product adheres to ASME B1.20.1 for NPT thread dimensions and tolerances, ensuring precise, interchangeable fittings. It meets ASTM A53 and ASTM A733 material and manufacturing standards, providing consistent mechanical properties and quality. The nipple is designed with a 1 1/2" pipe size, Schedule 80 wall thickness, and threaded both ends configuration, compliant with industry-accepted specifications for pressure and dimensional integrity. It is suitable for use in systems requiring RoHS and REACH environmental compliance, supporting safe and sustainable industrial operations.