S-7818K257 Length 9" ASME B1.20.1, ASTM A234, ASTM B633, MSS SP-95 Thick-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with galvanized iron construction, extending service life in demanding industrial environments
• Seamless design eliminates weak points, providing enhanced structural integrity and leak prevention for high-pressure applications
• Precision NPT threading on both ends ensures secure, leak-tight connections with standard piping components
• Heavy-duty Schedule 80 wall thickness delivers exceptional durability for air, gas, oil, steam, and water systems
• Reliable size transition capability from 4" to 1-1/2" piping with maintained flow efficiency and pressure rating
• Comprehensive standards compliance guarantees consistent quality and interoperability with Class 300 flange systems
• Environmental regulation adherence through REACH and RoHS 3 compliance for sustainable operations

Professional Applications & Engineering Value

This galvanized iron pipe reducer nipple addresses critical industrial piping challenges through its seamless construction and NPT threaded design. The Schedule 80 thick-wall profile provides exceptional pressure containment for demanding applications including compressed air systems, hydraulic oil lines, steam distribution, and water processing. The galvanized surface treatment creates a protective barrier against corrosion in humid or chemically aggressive environments, while the precision threaded both ends configuration ensures rapid installation and reliable sealing without requiring additional adapters. Engineered to maintain system integrity during 4" to 1-1/2" transitions, this reducer nipple prevents turbulence and pressure drops in critical process lines, making it ideal for industrial plants, manufacturing facilities, and utility infrastructure where Class 300 pressure ratings are required.

Specification Summary & Compliance

This pipe reducer nipple features NPT threading conforming to ASME B1.20.1 standards with precise dimensional accuracy. Manufactured from galvanized iron meeting ASTM A234 and ASTM B633 specifications for material quality and coating durability. The product complies with MSS SP-95 for wrought steel welding fittings and demonstrates full adherence to REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental directives, ensuring regulatory compliance for international industrial applications.