S-7818K258 Length 9" ASME B1.20.1, ASTM A234, ASTM B633, MSS SP-95 Thick-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe
Thick-Wall Galvanized Iron and Steel Threaded Pipe Nipples and Pipe
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Basic Information
Connection Parameters
Dimension Parameters
Dual End Parameters
Material & Accessories Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with galvanized iron construction for extended service life in harsh environments
- Seamless design eliminates weak points and prevents leaks in high-pressure applications
- Heavy-duty Schedule 80 thickness provides exceptional durability for demanding industrial systems
- Precision NPT threading on both ends ensures secure, leak-free connections with standard piping
- Versatile multi-medium compatibility handles air, nitrogen gas, oil, steam, and water systems
- Class 300 pressure rating delivers reliable performance in high-pressure industrial applications
- Seamless transition between 4" and 2" piping maintains optimal flow efficiency in system reductions
Professional Applications & Engineering Value
This galvanized iron pipe reducer addresses critical industrial challenges where corrosion resistance and pressure integrity are paramount. The seamless construction eliminates potential failure points common in welded fittings, while the thick-wall Schedule 80 design withstands high-pressure conditions in chemical processing, oil and gas, and industrial plumbing systems. The NPT threaded both ends configuration ensures quick installation and reliable sealing across multiple media including steam, compressed air, and hydraulic fluids. Engineered for Class 300 applications, this reducer maintains system integrity during pressure fluctuations, making it ideal for plant maintenance, pipeline modifications, and system upgrades where downtime reduction is critical.
Specification Summary & Compliance
This 4" x 2" pipe reducer features precision NPT threading per ASME B1.20.1 standards with seamless construction meeting ASTM A234 specifications. The galvanized iron material complies with ASTM B633 for corrosion protection, while Schedule 80 dimensions ensure consistent wall thickness and pressure rating compliance. The product meets MSS SP-95 industry standards and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial applications.
