S-44615K125 3.068" ID x 3 1/2" OD x 6" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Corrosion-resistant black coating extends service life in demanding industrial environments
• Welded steel construction ensures superior structural integrity for high-pressure applications
• NPT threading on both ends provides leak-resistant connections with standard pipe fittings
• Schedule 40 wall thickness delivers optimal strength-to-weight ratio for industrial piping systems
• Multi-medium compatibility handles air, natural gas, oil, steam, and water with reliable performance
• Precise dimensional specifications guarantee proper fit with Class 125 and 150 iron/steel flanges
• Industry-standard compliance meets ASME and ASTM specifications for quality assurance

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple addresses critical challenges in industrial fluid handling systems where corrosion resistance and pressure integrity are paramount. The welded construction combined with Schedule 40 thickness provides exceptional durability against internal pressure fluctuations and external stresses. The NPT threading ensures secure, leak-proof connections in systems handling aggressive media including oil, steam, and natural gas. Engineered for compatibility with iron and steel fittings, this straight pipe nipple serves as a reliable connector in processing plants, utility distribution networks, and industrial machinery where Class 125 and 150 pressure ratings are required. The protective coating significantly reduces maintenance frequency in corrosive environments, making it ideal for long-term installation in chemical, petroleum, and water treatment facilities.

Specification Summary & Compliance

This 3" Schedule 40 threaded pipe nipple features precise NPT threading conforming to ASME B1.20.1 standards with dimensional accuracy including 3.068" ID, 3½" OD, and 0.216" wall thickness. Manufactured from steel meeting ASTM A53 and ASTM A733 specifications, the product ensures consistent performance in industrial applications. The construction complies with industry standards for pressure-rated piping systems, providing reliable service with air, natural gas, oil, steam, and water media while maintaining compatibility with Class 125 and 150 iron and steel fittings.