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    rsorenson's Avatar
    rsorenson Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Jun 20, 2012, 11:28 AM
    Is a diaelecrtic union required when going from black pipe to stainless pipe
    Is a diaelectric union required when piping from black iron to stainless pipe
    massplumber2008's Avatar
    massplumber2008 Posts: 12,832, Reputation: 1212
    Senior Plumbing Expert
    		  
    #2

    Jun 20, 2012, 04:05 PM
    Check out this thread and decide for yourself... ;)

    https://www.askmehelpdesk.com/plumbi...on-182952.html

    Be sure to read the entire thread, OK?

    Mark
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
    Uber Member
    		  
    #3

    Jun 20, 2012, 04:30 PM
    No, they are not dissimilar metals.. SS, depending on the alloy contains a variety of other metals. What are you using, 308,314?
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