S-4548K376 4.026" ID x 4 1/2" OD x 4" Long ASTM A733, ASME B1.20.1 Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316/316L stainless steel construction, ideal for harsh environments involving chemicals, moisture, and extreme temperatures.
• Reliable leak-proof connections thanks to NPT threads on both ends, ensuring tight seals in high-pressure air, gas, oil, steam, and water systems.
• Enhanced durability and strength from welded construction and Schedule 40 wall thickness, supporting long-term use in demanding industrial applications.
• Broad compatibility with 150-class fittings and flanges made from 316 or 316/316L stainless steel, simplifying integration into existing setups.
• Compliance with industry standards including ASTM A733 and ASME B1.20.1, guaranteeing dimensional accuracy and performance reliability.
• Environmental and safety assurance with RoHS 3 compliance, making it safe for use in regulated industries without hazardous substances.
• Easy installation and maintenance due to the straight, male-threaded design, reducing downtime in plumbing, HVAC, and process piping systems.

Professional Applications & Engineering Value

This 4" Schedule 40 threaded pipe nipple is engineered from 316/316L stainless steel to address common industrial challenges like corrosion, high pressure, and thermal stress. Its NPT threaded ends provide secure, standardized connections that prevent leaks in systems handling air, natural gas, oil, steam, and water. The welded construction and robust wall thickness ensure structural integrity, minimizing failures in critical applications such as chemical processing, oil and gas pipelines, and power generation. By leveraging ASTM A733 and ASME B1.20.1 specifications, this nipple delivers precise threading and consistent performance, reducing maintenance needs and enhancing operational efficiency in industrial pipe fittings.

Specification Summary & Compliance

This product adheres to Class 2A threading tolerances per ASME B1.20.1 for NPT threads, ensuring precise fits. It meets ASTM A733 for welded and seamless pipe standards, with dimensions including a 4" pipe size, 4.026" ID, 4 1/2" OD, and 0.237" wall thickness. Compliant with RoHS 3 (2015/863/EU), it is free from restricted hazardous substances, supporting safe and sustainable industrial use.