S-5038K78 1.61" ID x 1 29/32" OD x 18" Long ASTM B241 Standard-Wall Aluminum Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Seamless 6061 aluminum construction ensures superior leak resistance and structural integrity for demanding industrial applications
• NPT male threading on both ends provides secure, standardized connections with aluminum fittings and flanges without requiring adapters
• ASTM B241 compliance guarantees consistent material quality and performance in air, oil, and water systems
• Schedule 40 wall thickness (0.145") delivers optimal strength-to-weight ratio for handling moderate pressures in Class 150 fitting and Class 125 flange systems
• RoHS 3 compliance ensures environmental safety and regulatory acceptance for global industrial projects
• 18-inch precision length enables flexible installation in various piping configurations while maintaining system compactness
• Seamless aluminum construction minimizes corrosion risks and extends service life in harsh operating environments

Professional Applications & Engineering Value

This 1 1/2" Schedule 40 aluminum threaded pipe nipple solves critical engineering challenges in industrial fluid handling systems. The seamless 6061 aluminum construction eliminates weak points that commonly cause failure in welded alternatives, while the NPT male threading on both ends ensures leak-free connections in air, oil, and water applications. Engineers specify this solution for its exceptional corrosion resistance when paired with aluminum fittings (Class 150) and aluminum flanges (Class 125), preventing galvanic corrosion that plagues mixed-material systems. The ASTM B241 compliance provides assurance of consistent mechanical properties, making it ideal for compressed air lines, hydraulic oil circuits, and process water systems where reliability is paramount.

Specification Summary & Compliance

This precision-engineered aluminum threaded pipe maintains exact dimensional accuracy with 1.61" ID and 1 29/32" OD per Schedule 40 specifications. The NPT threads conform to standard pipe threading requirements, ensuring compatibility with industry-standard components. Manufacturing follows ASTM B241 specifications for aluminum alloy pipes, with full compliance to RoHS 3 (2015/863/EU) environmental standards. The straight configuration and seamless construction meet rigorous industrial requirements for pressure integrity and long-term performance.