S-4550K235 0.957" ID x 1 5/16" 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 durability and strength from welded construction and Schedule 80 thick-wall design, handling high-pressure applications reliably.
• Leak-proof performance with precision NPT threads on both ends, ensuring secure connections in air, gas, oil, steam, and water systems.
• Broad compatibility with 300 and 600 flange classes and fittings made of iron or steel, simplifying integration into existing setups.
• Certified reliability meeting ASME B1.20.1, ASTM A53, and ASTM A733 standards for consistent quality and safety.
• Versatile fluid handling suitable for demanding media like natural gas, oil, and steam, reducing the need for multiple fitting types.
• Easy installation with male threaded ends and straight shape, minimizing downtime during maintenance or assembly.

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple is engineered to address common industrial challenges such as corrosion, high pressure, and fluid compatibility. The welded construction and Schedule 80 thick-wall design provide robust resistance to internal pressures and mechanical stress, making it ideal for air, natural gas, oil, steam, and water systems. With NPT threads on both ends, it ensures tight, leak-proof seals that withstand thermal cycling and vibration. The black coating enhances longevity in corrosive environments, while compliance with ASME and ASTM standards guarantees performance in critical applications like petrochemical plants, HVAC, and plumbing infrastructure, reducing maintenance costs and downtime.

Specification Summary & Compliance

This product adheres to precise dimensional tolerances per ASME B1.20.1 for NPT threads, ensuring accurate fit and function. It meets manufacturing specifications under ASTM A53 for steel pipe and ASTM A733 for welded and seamless carbon steel tubing, confirming material integrity and performance. The nipple is designed for compatibility with Class 300 and 600 flanges, and while specific RoHS or REACH declarations are not provided, it aligns with industrial safety and quality norms for reliable use in various fluid systems.