S-4550K275 1.5" ID x 1 29/32" 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 for extended service life in demanding environments
• Exceptional pressure handling with Schedule 80 thick-wall design suitable for Class 300 and 600 flange applications
• Reliable leak-proof connections through precision NPT threading on both ends ensuring secure fittings
• Versatile fluid compatibility engineered for air, natural gas, oil, steam, and water systems
• Enhanced structural integrity with welded construction providing superior strength and durability
• Industry-standard compliance meeting ASME, ASTM, and other critical specifications for quality assurance
• Optimized flow characteristics with precise 1.5" ID maintaining consistent performance in industrial piping systems

Professional Applications & Engineering Value

This heavy-duty Schedule 80 black-coated steel threaded pipe nipple delivers exceptional performance in demanding industrial environments where reliability is paramount. The welded construction combined with thick-wall design provides superior structural integrity, effectively resisting deformation under high-pressure conditions common in oil, gas, and steam applications. The NPT threaded both ends configuration ensures secure, leak-resistant connections that maintain system integrity while the black-coated steel surface treatment offers enhanced corrosion protection, significantly extending service life in aggressive media including water and chemical processing systems. Engineered to meet Class 300 and 600 flange requirements, this pipe nipple solves critical connection challenges in industrial plumbing, process piping, and utility distribution networks where failure is not an option.

Specification Summary & Compliance

This 1 1/2" Schedule 80 threaded pipe nipple features precision NPT threading manufactured to ASME B1.20.1 standards, ensuring proper fit and sealing performance. The product complies with ASTM A53 for material composition and ASTM A733 for welded and seamless carbon and austenitic stainless steel pipe specifications. With dimensional accuracy including 12" length, 1.5" ID, and 1 29/32" OD, this component maintains strict manufacturing tolerances suitable for industrial applications requiring reliable pipe fittings in air, natural gas, oil, steam, and water systems.