S-44615K159 0.824" ID x 1 3/64" OD x 5 1/2" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-coated steel construction for extended service life in harsh industrial environments
• Reliable leak-proof connections through precision NPT threading on both ends ensuring secure sealing
• Enhanced structural integrity from welded construction that withstands high-pressure applications
• Versatile fluid compatibility designed for air, natural gas, oil, steam, and water systems
• Optimized flow characteristics with 0.824" ID maintaining efficient media transfer in Schedule 40 systems
• Broad fitting compatibility with Class 125 and 150 iron and steel flanges for flexible system integration
• Standardized dimensional accuracy ensuring perfect fit and easy installation across industrial piping networks

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple delivers exceptional engineering value in demanding industrial applications where corrosion resistance and pressure integrity are critical. The welded construction combined with NPT threading creates a robust connection point that prevents leakage in high-vibration environments common with air compressors, steam lines, and hydraulic systems. Engineered specifically for iron and steel fitting systems, it maintains consistent performance when handling aggressive media including oil, natural gas, and high-temperature steam. The Schedule 40 wall thickness (0.113") provides optimal strength-to-weight ratio, making it ideal for permanent installations in chemical plants, manufacturing facilities, and utility distribution networks where long-term reliability outweighs initial cost considerations.

Specification Summary & Compliance

This 3/4" NPT threaded pipe nipple features precision Class 2A thread tolerances per ASME B1.20.1 standard, ensuring interchangeable compatibility across industrial systems. Manufactured in compliance with ASTM A53 (standard for pipe, steel, black and hot-dipped, zinc-coated, welded and seamless) and ASTM A733 (welded and seamless carbon and austenitic stainless steel pipe nipples) specifications. The product meets industry standards for dimensional accuracy, pressure ratings (suitable for Class 125/150 applications), and material composition, providing assurance of performance consistency and regulatory compliance for industrial procurement specifications.