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CAST CAPS
")
![CAST-STAINLESS-STEEL -CAPS-MEDIUM-SIZE](https://www.acestainless.com/images/tnImages/Images/Fitting/Cast/stainless/tn_medium-size.png "MEDIUM SIZE (2-1/2" - 6")")
Overview
CF8M threaded caps seal the end of stainless steel piping systems, providing a corrosion-resistant termination point for chemical, food-grade, marine, and high-pressure environments. As the cast equivalent of 316 stainless, CF8M offers outstanding durability against chlorides, acids, heat, and washdown conditions.
Caps are used for permanent terminations, system isolation, hydrostatic testing, and future expansion points in stainless threaded networks.
The machined surfaces ensure leak-tight sealing and reliable mechanical engagement over repeated maintenance cycles.
Engineers specify CF8M caps for pressure headers, chemical injection manifolds, dead-end circuits, and emergency isolation zones.
Makers and hobbyists use caps for sealed chambers, pressure-testing prototypes, steam piping models, and stainless engineering builds.