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The MERIT BRASS 6512-3600 is a Schedule 80 seamless stainless steel pipe nipple sized for 3/4 inch pipe, manufactured from Grade 316 stainless steel. This nipple is designed for use in piping systems that require corrosion resistance and structural wall thickness beyond standard Schedule 40 fittings. Grade 316 stainless provides superior resistance to chlorides and aggressive process fluids compared to Grade 304. The heavier wall of Schedule 80 makes this nipple suitable for higher-pressure applications. Licensed plumbers, pipefitters, and mechanical contractors install this type of fitting in commercial and industrial piping runs where material traceability and grade compliance are required.
This pipe nipple fits residential and commercial plumbing, HVAC hydronic systems, process piping, and chemical handling lines where stainless steel construction is specified. Seamless construction eliminates the weld seam, reducing potential weak points and making it appropriate for applications with elevated pressure or temperature cycling. It is commonly used in applications that require compliance with material specifications calling for Grade 316 stainless and Schedule 80 wall thickness.
Designed as an OEM-style replacement or new-installation fitting compatible with 3/4 inch Schedule 80 stainless steel piping systems requiring Grade 316 material.
Installation should be performed by a licensed plumber or pipefitter following applicable IPC or ASME B31 piping code requirements. Shut off system pressure and drain the line before removing or installing any pipe nipple. Use thread sealant rated for stainless steel and the specific process fluid involved. Avoid over-torquing threaded connections, as stainless steel threads are susceptible to galling.
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