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.
Dielectric union stainless steel to galvanized.
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.
Watts series lf301 1 1 2 in.
Stainless steel unions allow safe and efficient pipe replacement for plumbing repair or maintenance operations.
Copper tube size is the accepted designation of the copper tubing industry not the actual tube od.
Dielectric flanges are installed between pipes made from dissimilar metals to help prevent accelerated deterioration and corrosion.
These steel unions are available in a variety of sizes and connection types.
Fipt 250 psi a105 forged steel dielectric union.
Choose from standard unions and dielectric unions.
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.
The presence of two dissimilar metals in an assembly is not always a sign of trouble but it could be a problem.
Dielectric unions are use to join pipes made from dissimilar metals to avoid electrolysis which leads to corrosion and pipe failure.
Union adapters for galvanized steel threaded pipe join copper tubing to galvanized threaded connections on hot water heaters.
This union is made from galvanized steel and lead free brass.
Stainless steel unions are offered from several trusted brand names.
It is installed between pipes made from dissimilar metal.
Each includes a union nut 2 tailpieces and a gasket.
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.
For technical drawings and 3 d models click on a part number.
To order call 800 769 0503.
