S-4550K244 1.278" ID x 1 21/32" OD x 3" 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, suitable for Class 300/600 flange applications
• Reliable leak-proof connections through precision NPT threading on both ends, ensuring secure sealing
• Broad fluid compatibility for air, natural gas, oil, steam, and water systems with iron/steel fittings
• Enhanced structural integrity from welded construction, preventing failure under high-stress conditions
• Precise dimensional accuracy with 1.278" ID and 1 21/32" OD, guaranteeing proper fitment in piping systems
• Industry compliance assurance meeting ASME B1.20.1, ASTM A53, and ASTM A733 standards for quality and safety

Professional Applications & Engineering Value

This black-coated steel threaded pipe nipple delivers critical performance in demanding industrial settings where corrosion resistance and pressure integrity are paramount. The Schedule 80 thick-wall construction provides exceptional burst strength for high-pressure applications involving steam, oil, and natural gas systems. The NPT threaded both ends design ensures secure, leak-resistant connections with iron and steel fittings, while the welded construction maintains structural stability under thermal cycling and vibration. Engineered to meet Class 300 and 600 flange requirements, this heavy-duty nipple solves common failure points in industrial plumbing, process piping, and energy transmission systems where standard components would degrade prematurely.

Specification Summary & Compliance

This 1 1/4" Schedule 80 threaded pipe nipple features precision NPT threading manufactured to ASME B1.20.1 standards for reliable engagement. The black-coated steel construction complies with ASTM A53 material specifications and ASTM A733 welding standards, ensuring consistent wall thickness (0.191") and dimensional accuracy. The component is suitable for systems requiring Class 300 and 600 flange compatibility and meets industry standards for pressure-rated applications involving air, natural gas, oil, steam, and water services.