S-4830K378 4.026" ID x 4 1/2" OD x 6" 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 304/304L stainless steel construction for extended service life in demanding environments
• Reliable pressure handling with Schedule 40 wall thickness (0.237") maintaining structural integrity under industrial operating conditions
• Leak-resistant connections through precision NPT threading on both ends ensuring secure sealing in pressurized systems
• Broad fluid compatibility suitable for air, natural gas, oil, steam, and water applications without material degradation
• Standardized dimensions with 4" pipe size and 6" length providing predictable performance and easy installation
• Regulatory compliance meeting ASTM A733 and ASME B1.20.1 specifications for quality assurance and engineering reliability
• Environmental safety with RoHS 3 compliance ensuring hazardous substance restrictions are met

Professional Applications & Engineering Value

This heavy-duty stainless steel threaded pipe nipple delivers exceptional performance in industrial fluid transfer systems where corrosion resistance and pressure integrity are critical. The 304/304L stainless steel construction provides superior protection against chemical attack and oxidation, making it ideal for steam, oil, and gas applications where temperature fluctuations and aggressive media are common. The welded construction and NPT threading on both ends create reliable, leak-free connections that withstand vibration and pressure cycling in piping systems. Engineered to ASTM A733 and ASME B1.20.1 standards, this nipple ensures dimensional accuracy and threading precision for seamless integration with Class 150 fittings and flanges, reducing installation time and maintenance requirements in industrial plants, processing facilities, and mechanical systems.

Specification Summary & Compliance

This 4-inch Schedule 40 stainless steel threaded pipe nipple features precise dimensions (4.026" ID, 4 1/2" OD, 0.237" wall thickness) with NPT threading on both ends manufactured to ASME B1.20.1 specifications. The product meets ASTM A733 requirements for welded and seamless stainless steel pipe and is RoHS 3 (2015/863/EU) compliant for environmental safety. Designed for compatibility with 304 stainless steel fittings and flanges rated for Class 150 service, ensuring reliable performance in industrial piping systems.