S-5225T96 3.438" ID x 4 1/2" OD x 18" Long ASME B1.20.1, ASTM A106, ASTM A53, ASTM A733 Extra-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 for Class 3000 fittings and Class 1500 flanges, ensuring reliable performance with air, hydraulic fluid, natural gas, oil, steam, and water.
• Robust, seamless design eliminates weak points, providing enhanced structural integrity and leak prevention under high-stress conditions.
• Precision NPT threading on both ends guarantees secure, leak-tight connections compatible with standard industrial piping systems.
• Extra-thick 0.531" wall thickness in Schedule 160 rating offers maximum durability and resistance to internal erosion and external impacts.
• Full compliance with ASME, ASTM, REACH, and RoHS standards ensures material quality, safety, and environmental responsibility for global projects.
• Versatile 18" length and 4" pipe size provides flexible installation options in complex plumbing, hydraulic, and process piping layouts.

Professional Applications & Engineering Value

This heavy-duty 4" Schedule 160 black-coated steel threaded pipe nipple is engineered to address critical challenges in high-pressure industrial systems. Its seamless construction and NPT threads on both ends eliminate potential failure points, providing a reliable solution for conveying air, hydraulic fluid, natural gas, oil, steam, and water. The black-coated steel material enhances corrosion resistance, reducing maintenance needs in aggressive environments like chemical plants, power generation facilities, and offshore platforms. With its extra-thick wall and compliance with ASME B1.20.1 and ASTM A106/A53 standards, this nipple ensures long-term performance in demanding applications, from high-temperature steam lines to high-pressure hydraulic systems, minimizing downtime and replacement costs.

Specification Summary & Compliance

This product features precision NPT threading per ASME B1.20.1, with a 4" pipe size, 18" length, and 0.531" wall thickness meeting Schedule 160 requirements. It conforms to material specifications under ASTM A106, ASTM A53, and ASTM A733, and is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, ensuring environmental safety and industrial reliability.