S-4457K251 3.068" ID x 3 1/2" OD x 20" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-coated steel construction for extended service life in harsh industrial environments
• Reliable pressure handling compatible with Class 125 and 150 fittings for air, natural gas, oil, steam, and water applications
• Precision threading with NPT connections on both ends ensures leak-proof performance and easy installation
• Heavy-duty welded construction maintains structural integrity under high-pressure and temperature conditions
• Optimal flow characteristics with 3.068" ID and Schedule 40 wall thickness for efficient fluid and gas transmission
• Industry-standard compliance meets ASME B1.20.1 and ASTM A53 specifications for guaranteed quality and safety
• Environmental responsibility with REACH and RoHS 3 compliance for sustainable industrial operations

Professional Applications & Engineering Value

This 3" Schedule 40 steel threaded pipe nipple delivers exceptional engineering value for industrial fluid and gas handling systems. The black-coated steel construction provides superior protection against corrosion and abrasion, significantly extending service life in demanding applications involving air, natural gas, oil, steam, and water. The welded construction and NPT threading on both ends ensure reliable, leak-proof connections that withstand pressure fluctuations and thermal cycling. With compatibility for Class 125 and 150 fittings in iron and steel systems, this 20" length pipe nipple offers versatile installation solutions while maintaining the dimensional accuracy required for precise piping layouts. The robust ASTM A53 steel material combined with ASME B1.20.1 threading standards guarantees consistent performance in industrial plants, processing facilities, and utility distribution networks where reliability is paramount.

Specification Summary & Compliance

This heavy-duty pipe nipple features precision NPT threading on both ends manufactured to ASME B1.20.1 standards for reliable sealing performance. The Schedule 40 dimensions include 3.068" ID, 3-1/2" OD, and 0.216" wall thickness, ensuring proper fit and flow characteristics. Constructed from ASTM A53 and ASTM A733 compliant steel with black-coated surface treatment for enhanced durability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest industry standards for safe and sustainable industrial components.