S-4550K812 0.302" ID x 35/64" OD x 9" Long ASME B1.20.1, ASTM A53, ASTM A733 Thick-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Corrosion-resistant black coating extends service life in demanding industrial environments with exposure to moisture and chemicals
• Heavy-duty Schedule 80 thick-wall construction provides superior pressure containment and structural integrity for high-stress applications
• Precision NPT threading on both ends ensures leak-proof connections and easy installation with standard iron and steel fittings
• Welded steel construction delivers exceptional strength and durability for long-term reliability in continuous operation
• Multi-medium compatibility safely handles air, natural gas, oil, steam, and water systems with consistent performance
• Standardized dimensions and threading guarantee interchangeability and proper fit with Class 300/600 flanges and fittings
• Industry compliance certification meets ASME B1.20.1, ASTM A53, and ASTM A733 standards for quality assurance and specification compliance

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple solves critical engineering challenges in industrial piping systems where corrosion resistance and pressure integrity are paramount. The Schedule 80 thick-wall design provides essential structural support for high-pressure applications involving air, natural gas, oil, steam, and water transmission. The welded construction combined with NPT threading creates reliable, leak-resistant joints that maintain system integrity under thermal cycling and vibration. Engineered for compatibility with iron and steel fittings and Class 300/600 flanges, this nipple delivers exceptional value in chemical plants, manufacturing facilities, and utility systems where downtime prevention and long-term performance are critical operational requirements.

Specification Summary & Compliance

This 1/4" Schedule 80 pipe nipple features precision NPT threads manufactured to ASME B1.20.1 standards for proper engagement and sealing. The product meets ASTM A53 material specifications for steel pipe and ASTM A733 for welded and seamless carbon steel tubing. With dimensions of 9" length, 0.302" ID, and 35/64" OD, this straight configuration nipple maintains tight tolerances for reliable performance in industrial piping systems. The construction complies with industry standards for pressure rating compatibility with Class 300 and 600 flange applications.