S-4548K397 4.026" ID x 4 1/2" OD x 3 1/2" Long ASTM A733, ASME B1.20.1 Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316/316L stainless steel construction for extended service life in harsh chemical and marine environments
• Reliable pressure handling with Class 150 rating ensuring consistent performance with air, natural gas, oil, steam, and water applications
• Precision NPT threading on both ends provides leak-tight connections and easy installation without additional adapters
• Heavy-duty welded construction delivers exceptional structural integrity for demanding industrial piping systems
• Standardized dimensions with 4" Schedule 40 profile ensures seamless compatibility with existing piping infrastructure
• Regulatory compliance with RoHS 3 and major industry standards guarantees product safety and environmental responsibility
• Optimal flow characteristics with precise 4.026" ID maintaining efficient fluid and gas transmission

Professional Applications & Engineering Value

This 316/316L stainless steel threaded pipe nipple delivers critical performance advantages in industrial fluid handling systems. The NPT threaded both ends design eliminates connection failures in high-vibration applications while the welded construction provides superior burst resistance compared to seamless alternatives. Engineered specifically for air, natural gas, oil, steam, and water service, the Schedule 40 wall thickness withstands pressure fluctuations and mechanical stress in chemical processing, oil and gas, and power generation facilities. The ASTM A733 compliance ensures material consistency while the Class 150 rating makes it ideal for standard industrial pressure requirements across multiple sectors.

Specification Summary & Compliance

This 4" Schedule 40 pipe nipple features NPT threading conforming to ASME B1.20.1 standards with precise dimensions (4.026" ID, 4.5" OD, 0.237" wall thickness). Manufactured to ASTM A733 specifications for welded stainless steel pipe, it maintains consistent Class 2A thread tolerances for reliable sealing. The product is fully RoHS 3 (2015/863/EU) compliant and meets international environmental regulations, making it suitable for global industrial applications requiring certified components.