S-4549K17 1.61" ID x 1 29/32" OD x 5 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Galvanized Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with galvanized steel construction, extending service life in demanding environments
• Reliable leak prevention through precision NPT threads on both ends ensuring tight seals in pressurized systems
• Heavy-duty welded construction provides exceptional structural integrity for high-pressure air, gas, oil, steam, and water applications
• Broad compatibility with Class 125/150 galvanized iron and steel fittings, reducing installation complexity
• Standardized dimensions (Schedule 40, 1 1/2" pipe size) ensure perfect fit with existing industrial piping systems
• Rigorous quality assurance through compliance with ASME B1.20.1, ASTM A53, and ASTM A733 specifications
• Versatile application capability across multiple media including natural gas, oil, steam, and water systems

Professional Applications & Engineering Value

This galvanized steel threaded pipe nipple delivers critical performance in industrial fluid and gas handling systems where corrosion resistance and pressure integrity are paramount. The welded construction combined with NPT threading creates a robust connection point that withstands vibration and thermal cycling in air, natural gas, oil, steam, and water applications. Engineered to bridge galvanized iron and steel fittings in Class 125/150 systems, this component eliminates compatibility issues while providing a durable, maintenance-free solution. The zinc coating actively protects against environmental degradation, making it ideal for both indoor industrial plants and outdoor installations where moisture and chemical exposure would compromise ordinary steel components.

Specification Summary & Compliance

This 1 1/2" Schedule 40 pipe nipple features NPT (National Pipe Taper) threads conforming to ASME B1.20.1 standards for dimensional accuracy and proper sealing characteristics. Manufactured from galvanized steel meeting ASTM A53 (specification for pipe, steel, black and hot-dipped, zinc-coated, welded and seamless) and ASTM A733 (covering welded and seamless carbon steel pipe nipples) requirements. The product maintains standard Schedule 40 wall thickness (0.145") and is suitable for systems operating with Class 125 and 150 fittings. Compliant with industry standards for mechanical properties and dimensional tolerances essential for reliable performance in commercial and industrial piping systems.