Cast convoluted piping flange
Convoluted flange BACKING ring for a flange coupler in a piping system the flange ring having an annular bolting disk with an outer rim and an inner rim forming a U-shaped cross section, with the bolting disk having a transitional thickness for improved stress management, the thickness of the bolting disk incre
Asing from the outer rim to the inner rim.
Stainless steel 304/316
ANSI B16.5 Class 150 lb. Bolt circle
Finishes: Red Oxide Primed, Hot Dipped Galvanize, Epoxy Coated
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