Watts Series LF3004 1/2 x 1/2 in. Galvanzied Steel, Traditional and No Lead Brass Dielectric Unions Galvanized Steel Female Threaded x FIP Dielectric Union. Stainless Steel Swagelok Tube Fitting, Dielectric Union, 1/2 in. Choose from Standard Unions and Dielectric Unions. EACH. Looking for GRAINGER APPROVED 1-1/2 in Brass, Steel Dielectric Union with FIP x Solder Fitting Connection Type (2TFA3)? Part #: WLF3004H. Is an iron/brass dielectric union best for this with a brass to stainless connection directly? Series LF3001A Lead Free* 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. I have not seen any iron/stainless unions out there and it seems galvanized will lead to corrosion once the coating is removed during threading the parts together. Author: mysterylectricity (CA) Hi, Believe it or not I'm considering stainless because many of the new valves of the correct size I'm looking at on Ebay are stainless, and tend to sell for the same or less than brass. Stainless Steel Unions Allow Safe and Efficient Pipe Replacement for Plumbing, Repair, or Maintenance Operations. Example: 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: For more information, a quote, or to order, call 1-800-769-0503 or contact us at sales@hartindustries.com X. Each includes a union nut, 2 tailpieces, and a gasket. Stainless Steel Unions Allow Safe and Efficient Pipe Replacement for Plumbing, Repair, or Maintenance Operations. Tube OD. POINTS. Choose from Standard Unions and Dielectric Unions. Stainless steel unions are … Internet Explorer 8 or 9 is not supported by this website. On the domestic side, as pointed out above, stainless and copper are fine together. X. $46.50. I am trying to connect black steel pipe to stainless steel pipe and I am wondering what type of dielectric union is appropriate. A lot. Galvanized Steel Female Threaded x FIP Dielectric Union. Part No. A wide variety of stainless steel dielectric unions options are available to you, such as forged, casting. We avoid them like the plague. $23.25. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. Grainger's got your back. Stainless Steel Swagelok Tube Fitting, Dielectric Union, 1/2 in. If there is a genuine need for dielectric isolation, a foot or two of PEX or Aquatherm will do the job far better. Stainless Steel: Dielectric Union Needed? These steel unions are available in a variety of sizes and connection types. 1,619 stainless steel dielectric unions products are offered for sale by suppliers on Alibaba.com, of which pipe fittings accounts for 1%. DIELECTRIC UNIONS & TRAP CONNE. Tube OD. Dielectric unions fail. Part #: WLF3004D. They are ideal for use in air and water conditioners, hot water storage tanks, processing tanks, and steam, gas, and water piping. Dielectric flanges are installed between pipes made from dissimilar metals to help prevent accelerated deterioration and corrosion. Stainless steel unions are … Winters PFQ Series Stainless Steel 304 Single Scale Liquid Filled Pressure Gauge with Brass Internals, 0-60 psi, 2-1/2" Dial Display, +/-1.5% Accuracy, 1/4" NPT Bottom Mount 4.4 out of 5 stars 153 POINTS. Add to Cart $ Watts Series LF3004 1-1/4 x 1-1/4 in. Price $41.75. These steel unions are available in a variety of sizes and connection types. It is installed between pipes made from dissimilar metals, and …