S-7727K447 3.826" ID x 4 1/2" OD x 12" Long ASME B1.20.1, ASTM A106, 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 demanding environments.
• Enhanced structural integrity from seamless manufacturing, preventing leaks and withstanding high-pressure applications.
• Reliable, leak-tight connections with NPT threads on both ends, ensuring secure fittings in Class 300/600 flange systems.
• Heavy-duty performance with Schedule 80 thick-wall design, providing exceptional strength for air, gas, oil, steam, and water services.
• Broad industrial compatibility for use with iron and steel fittings, simplifying procurement and installation across various projects.
• Regulatory peace of mind with compliance to REACH and RoHS 3, meeting strict environmental and safety standards.
• Precision-engineered dimensions including 4" pipe size and 12" length, ensuring accurate fit and reducing assembly time.

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple is engineered to address common industrial challenges such as corrosion and high-pressure failures. Its seamless construction eliminates weak points, making it ideal for handling air, natural gas, oil, steam, and water in rigorous settings like chemical plants and power generation facilities. The NPT threads on both ends provide a secure, standardized connection that minimizes leakage risks in Class 300 and 600 flange systems. By utilizing ASTM A106/A53 materials, it offers consistent performance under thermal and mechanical stress, reducing maintenance needs and downtime. This makes it a reliable choice for industrial plumbing and pipe connectors where durability and compliance are critical.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including NPT thread specifications per ASME B1.20.1, ensuring compatibility and interchangeability. It meets material and manufacturing requirements under ASTM A106, ASTM A53, and ASTM A733, guaranteeing quality and performance. The nipple is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, confirming its safety for industrial use without hazardous substances. With a Schedule 80 wall thickness of 0.337" and seamless design, it supports high-pressure applications while maintaining structural integrity across varied operating conditions.