Cast Iron Companion Flanges | 1" to 8" Pipe ID Sizes


Step 1: Select Nominal Flange Size
Step 2: Select From Available Nominal Pipe Size

Checkout securely with

American express Apple pay Google pay Master Paypal Shopify pay Visa

Cast Iron Companion Flanges are internally threaded to adapt a threaded pipe to a flange fitting. The 150# companion flanges have bolt holes that will align with another equal sized flange.

Companion flanges that adapt a smaller diameter pipe to a larger flange are available in select size combinations.



Sold Out