S-4550K514 0.546" ID x 27/32" OD x 5 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

• Superior corrosion resistance with black-coated steel construction, extending service life in harsh industrial environments.
• Exceptional pressure handling due to Schedule 80 thick-wall design, ideal for high-pressure air, gas, oil, steam, and water applications.
• Reliable, leak-free connections ensured by precision NPT threads on both ends, compatible with Class 300 and 600 flanges.
• Robust welded construction provides enhanced structural integrity and durability under demanding operating conditions.
• Broad fluid compatibility for use with air, natural gas, oil, steam, and water systems using iron or steel fittings.
• Guaranteed dimensional accuracy and performance compliance with ASME B1.20.1, ASTM A53, and ASTM A733 standards.
• Easy installation and replacement with standardized 1/2" NPT male threaded ends, reducing downtime in maintenance.

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple is engineered to solve critical challenges in industrial piping systems. Its welded construction and Schedule 80 thick-wall design provide superior burst resistance and longevity, minimizing failures in high-pressure applications involving air, natural gas, oil, steam, and water. The NPT thread type ensures a secure, tight seal with iron and steel fittings, preventing leaks in Class 300 and 600 flange setups. By meeting ASME B1.20.1 and ASTM specifications, it delivers consistent performance in demanding environments such as chemical plants, power generation, and oil refineries, reducing maintenance costs and enhancing system reliability.

Specification Summary & Compliance

This product adheres to ASME B1.20.1 for NPT thread standards, ensuring precise Class 2A thread tolerances for reliable engagement. It complies with ASTM A53 and ASTM A733 material and manufacturing specifications, guaranteeing consistent quality and performance. The nipple is designed for use with air, natural gas, oil, steam, and water, and is compatible with iron and steel fittings for Class 300 and 600 flanges. It meets industry standards for dimensional accuracy, threading, and pressure ratings, supporting safe and efficient operation in industrial fluid systems.