S-4550K166 0.423" ID x 43/64" OD x 12" Long ASME B1.20.1, ASTM A53, ASTM A733 Thick-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-coated steel construction, extending service life in harsh industrial environments
• Exceptional pressure handling with Schedule 80 thick-wall design, maintaining integrity under high-pressure air, gas, oil, steam, and water applications
• Reliable leak-proof connections through precision NPT threading on both ends, ensuring secure fittings with iron and steel components
• Broad compatibility with 300/600 class flanges and various industrial fluids, reducing inventory complexity across multiple systems
• Certified durability meeting ASME B1.20.1, ASTM A53, and ASTM A733 standards, guaranteeing consistent performance and material quality
• Robust welded construction providing enhanced structural strength for long-term, vibration-resistant piping installations
• Precision dimensional accuracy with 12" length and standardized pipe sizing, ensuring easy installation and replacement in existing systems

Professional Applications & Engineering Value

This thick-wall steel threaded pipe nipple addresses critical challenges in industrial fluid handling systems where pressure integrity and chemical resistance are paramount. The black-coated steel construction provides an essential protective barrier against corrosion in demanding environments involving air, natural gas, oil, steam, and water applications. Engineered with NPT threads on both ends, it ensures leak-tight connections for 300/600 class flanges and iron/steel fittings, eliminating potential failure points in high-pressure systems. The Schedule 80 wall thickness and welded construction deliver exceptional burst resistance, making it ideal for industrial plants, processing facilities, and utility systems where reliability cannot be compromised.

Specification Summary & Compliance

This 3/8" NPT threaded pipe nipple features precision Class 2A thread tolerances per ASME B1.20.1 standard, ensuring proper engagement with mating components. Manufactured in compliance with ASTM A53 for material composition and ASTM A733 for welded construction requirements, it maintains consistent dimensional accuracy with 12" length, 0.423" ID, and 43/64" OD. The product meets industry standards for pressure-rated applications and is suitable for use in systems requiring 300 class fittings and 300/600 class flanges, providing reliable performance across various industrial fluid handling scenarios.