S-4813K294 4.026" ID x 4 1/2" OD x 22" 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 ensures long-term reliability in harsh chemical and moisture environments
• Precise NPT threading on both ends provides leak-resistant connections that maintain system integrity under pressure fluctuations
• Heavy-duty Schedule 40 wall thickness (0.237") delivers exceptional structural strength for high-pressure industrial applications
• Comprehensive industry compliance with ASTM A733 and ASME B1.20.1 standards guarantees dimensional accuracy and performance consistency
• Multi-medium compatibility enables safe operation with air, natural gas, oil, steam, and water systems using 150 class fittings
• Welded construction ensures uniform material properties and consistent performance across the entire 22" length
• RoHS 3 compliance meets environmental regulations while maintaining material purity for sensitive applications

Professional Applications & Engineering Value

This heavy-duty Schedule 40 stainless steel threaded pipe nipple addresses critical challenges in industrial piping systems where corrosion resistance and pressure integrity are paramount. The 304/304L stainless steel construction provides exceptional protection against chemical degradation and oxidation, making it ideal for steam distribution, oil transfer lines, and natural gas systems where temperature fluctuations and aggressive media are common. The precision NPT threading on both ends ensures secure, leak-free connections that maintain system pressure ratings while accommodating thermal expansion. With its 22-inch length and welded construction, this pipe nipple delivers consistent performance in demanding applications requiring 150 class fittings, from industrial processing plants to commercial HVAC systems where reliability cannot be compromised.

Specification Summary & Compliance

This 4" Schedule 40 stainless steel threaded pipe nipple features precise dimensional specifications including 4.026" ID and 4½" OD with NPT thread form manufactured to ASME B1.20.1 standards. The product meets ASTM A733 specifications for welded and seamless carbon and alloy steel pipe nipples, ensuring consistent wall thickness (0.237") and straight configuration. Compliance with RoHS 3 (2015/863/EU) regulations confirms environmental safety, while the construction is optimized for compatibility with 150 class stainless steel fittings and flanges across various industrial fluid handling applications.