S-4549K814 4.026" ID x 4 1/2" OD x 12" 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 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 NPT threading on both ends ensures leak-proof connections and easy installation in piping systems
• Heavy-duty welded construction provides exceptional structural integrity for demanding industrial operations
• Standard Schedule 40 dimensions (4.026" ID, 4½" OD, 0.237" wall) guarantee compatibility with existing piping infrastructure
• 12-inch straight design offers optimal spacing flexibility while maintaining flow efficiency
• Industry-standard compliance meets rigorous ASME and ASTM specifications for quality assurance

Professional Applications & Engineering Value

This 4" Schedule 40 galvanized steel threaded pipe nipple delivers exceptional performance across multiple industrial fluid handling systems. The zinc-coated steel construction provides critical corrosion protection against moisture, chemicals, and environmental exposure, significantly reducing maintenance frequency and replacement costs. The precision NPT threads on both ends create secure, pressure-tight seals that prevent leaks in high-pressure applications involving air, natural gas, oil, steam, and water. The welded construction ensures uniform wall thickness and structural reliability, while the standardized dimensions facilitate seamless integration with Class 125 and 150 galvanized iron or steel fittings. Engineered for industrial plumbing, process piping, and mechanical systems, this heavy-duty nipple maintains system integrity under continuous operational stress.

Specification Summary & Compliance

This threaded pipe nipple features precision NPT threads conforming to ASME B1.20.1 standards with proper engagement dimensions for reliable sealing. Manufactured from galvanized steel meeting ASTM A53 and ASTM A733 specifications, it maintains consistent 4.026" ID and 4½" OD with 0.237" wall thickness per Schedule 40 requirements. The product is engineered for compatibility with Class 125 and 150 fittings and demonstrates compliance with industrial standards for pressure rating and material performance. Suitable for applications involving air, natural gas, oil, steam, and water within specified pressure and temperature limits.