S-7818K253 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 industrial environments
- Reliable pressure handling with Schedule 80 thick-wall design and Class 300 rating for demanding fluid applications
- Leak-proof connections through precision NPT threading on both ends ensuring secure seals
- Enhanced durability from seamless construction eliminating weak points and potential failure areas
- Multi-medium compatibility for air, nitrogen gas, oil, steam, and water systems with consistent performance
- Precise dimensional transition from 4" to 1/2" piping systems with maintained flow efficiency
- Regulatory compliance assurance meeting international standards for quality and environmental safety
Professional Applications & Engineering Value
This galvanized iron pipe reducer delivers exceptional engineering value in industrial piping systems where diameter transitions and corrosion resistance are critical. The seamless construction combined with NPT threading on both ends eliminates potential leak paths that commonly occur at welded joints or imperfect threads. The galvanized surface treatment provides superior protection against rust and degradation when handling aggressive media including steam, oil, and compressed gases. Engineered to ASME B1.20.1 and ASTM A234 specifications, this Schedule 80 reducer maintains structural integrity under high-pressure conditions while the Class 300 rating ensures compatibility with industrial flange systems. Its robust design solves common pain points of premature failure and system downtime in chemical plants, manufacturing facilities, and utility distribution networks.
Specification Summary & Compliance
This 4" x 1/2" NPT pipe reducer features precision NPT threads manufactured to ASME B1.20.1 standards with dimensional accuracy maintained through Schedule 80 wall thickness specifications. The product complies with material standards including ASTM A234 for wrought carbon steel fittings and ASTM B633 for zinc coating requirements, along with MSS SP-95 for pipe nipples. Environmental compliance is verified through RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) certifications, ensuring safe use across regulated industries.
