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Cast Stainless

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  • Cast Stainless Couplings are stocked in sizes from 1/4" to 6".
  • Available in grades 304 and 316.
  • Both Threaded Full and Half Cast Stainless Couplings are in stock.

Five different Cast Stainless Couplings Sizes are Nominal Pipe Size (NPS) - size chart
Three different sizes of Cast Stainless Couplings.
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Domestic = Made in the USA

Import = Made anywhere else

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Class for pipe fittings is a standard defined by the ASME/ASTM. Though stated with a # sign, such as 150# or 3000#, it is not a direct pressure rating.  The pressure rating is dependent on material and temperature and is found by consulting an appropriate reference guide.

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Threaded couplings go on threaded pipe. Socket Weld couplings go on plain end pipe.

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Full couplings are intended to join two pieces of pipe together. Half couplings are used to make a branch connection instead of using a sockolet or thredolet.

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Material refers to the grade of stainless, either 304, 304L, 316 or 316L. The L designates "low carbon, making the fitting good for welding.


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