S-7750K398 3.068" ID x 3 1/2" OD x 36" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-coated steel construction for extended service life in demanding industrial environments
• Versatile dual-connection design featuring threaded NPT on one end and butt weld/socket connect options for flexible installation in complex piping systems
• Superior pressure handling with Schedule 40 wall thickness (0.216") ensuring reliable performance with air, natural gas, oil, steam, and water applications
• Precision-engineered threading meeting ASME B1.20.1 standards for leak-proof connections and easy maintenance
• Robust welded construction providing exceptional structural integrity for Class 125 and 150 fitting applications
• Industry-standard compliance with ASTM A53/A733 material specifications for consistent quality and performance
• Environmental regulation adherence through REACH and RoHS 3 compliance for safe, sustainable industrial use

Professional Applications & Engineering Value

This 3" Schedule 40 black-coated steel pipe nipple addresses critical industrial piping challenges through its welded construction and dual-connection versatility. The NPT threaded end ensures secure, standardized connections while the butt weld/socket connect options provide permanent, high-integrity joints for high-pressure systems. Engineered for air, natural gas, oil, steam, and water applications, the black-coated steel surface treatment significantly enhances corrosion resistance in harsh environments. The 36-inch length and standard-wall construction make it ideal for extended runs in industrial plants, manufacturing facilities, and processing systems where reliable fluid and gas transfer is essential. Its compliance with ASTM A53/A733 standards guarantees material consistency across demanding operational cycles.

Specification Summary & Compliance

This standard-wall steel threaded pipe nipple features precise NPT threading per ASME B1.20.1 specifications with 3.068" ID and 3 1/2" OD dimensions. Manufactured to ASTM A53 and ASTM A733 standards for material quality and welding integrity. The product is fully compliant with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) directives, ensuring environmental safety and regulatory adherence for industrial applications worldwide.