Dielectric Union Stainless Steel To Brass

I would like to utilize best practice here but i don t know which is better between the two.

Dielectric union stainless steel to brass.

A dielectric class 3000 union with a dielectric coated a105 carbon steel tailpiece that is 3 4 female npt with a 304 stainless 1 2 male npt threadpiece teflon o ring is coded as follows. Unions separate into three pieces for easy access to your line. A dielectric union is a special adapter or fitting used in the piping systems of different metals to isolate the connection of the dissimilar metals. Using brass or bronze fittings for a dielectric break 2005.

Difference between dielectric union and brass basics. We connect copper to steel using dielectric unions typically. They are ideal for use in air and water conditioners hot water storage tanks processing tanks and steam gas and water piping. Stainless steel plumbing pipes and brass plumbing pipes within the same system stainless steel pipes and brass pipes and fittings work together better than stainless steel and copper.

It is installed between pipes made from dissimilar metal. The fittings are stainless mail nipples at the water heater indirect loop going to the copper piping to from the boiler. This article describes the building code and practical requirements for a dielectric fitting when connecting copper piping to steel pipes or steel fittings such as at the top of a water heater. I am wondering if using a brass and or cast bronze fitting or valve can effectively prevent electrolysis from happening.

Female threaded dielectric union. Female threaded dielectric union. Dielectric unions are used in commercial and residential applications to prevent accelerated corrosion and deterioration in the piping system due to galvanic and stray current. We explain the effect of galvanic corrosion at copper to steel pipe connections and we include notes on the recommendation for a jumper wire across dielectric fittings or.

Each includes a union nut 2 tailpieces and a gasket. Union adapters for galvanized steel threaded pipe join copper tubing to galvanized threaded connections on hot water heaters. Copper tube size is the accepted designation of the copper tubing industry not the actual tube od. However the chicago plumber installing the stainless steel and brass pipes and fittings needs to pay attention to which types of stainless steel he or she is using.

To order call 800 769 0503. Watts series lf301 1 1 2 in. Flanged fip brass dielectric union. Zurn wilkins 2 1 2 x 2 1 2 in.

Fipt 250 psi a105 forged steel dielectric union. I work for a commercial hvac company. For technical drawings and 3 d models click on a part. Dielectric flanges are installed between pipes made from dissimilar metals to help prevent accelerated deterioration and corrosion.