Nickel Silver

Nickel Silver

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  • #848224
    Carl
    Participant
      @carl48656

      Does anyone know of a supplier of Nickel Silver in bar form, around 3mm x 5mm for example or 0.5 mm wall tube between say 12mm OD to 22mm OD ?  Thanks

      #848256
      JasonB
      Moderator
        @jasonb

        M-machine list 1/8″ x 1/4″ which could be machined down.

        https://www.m-machine-metals.co.uk/downloads/Metals%20catalogue.pdf

        #848302
        Chris Gunn
        Participant
          @chrisgunn36534

          You can try Metalsmith who stock Nickel Silver, find the site, and click through on the ,aterial tab.

          Chris Gunn

          #849455
          Carl
          Participant
            @carl48656

            Great, thank you for those leads.

            #849494
            Tim Stevens
            Participant
              @timstevens64731

              It is perhaps relevant to mention (for the benefit of others, as I hope that contributors are clued up) – that Nickel Silver is an alloy which does not usually contain silver, but was used as the foundation of cutlery etc which was silver plated.  So, the name ‘Nickel silver’ was used in the trade to mean Nickel Alloy plated with Silver. I have a feeling that the rules about naming stuff are now tighter.

              Tim Stevens

              #849500
              Roderick Jenkins
              Participant
                @roderickjenkins93242

                Not quite Tim.  Nickel Silver is effectivley a Nickel Brass alloy – 60% Cu, 20% Zn and 20% Ni or thereabouts.  It looks a bit like silver and, before Stainless Steel, was used as a cheaper, non rusting alternative for forks and spoons. Nickel Silver cutlery was often plated with Silver in which case it became E.P.N.S – Electro Plated Nickel Silver.

                Rod

                #849531
                Andrew Crow
                Participant
                  @andrewcrow91475

                  Sometimes also know as German Silver.

                  Andy.

                  #849828
                  Michael Gilligan
                  Participant
                    @michaelgilligan61133

                    Just an aside …

                    The Royal Mint uses “Cupro-Nickel” for its [small s] silver coins

                    But I was surprised to discover that the mix varies between the denominations.

                    Could someone please explain “why”

                    MichaelG.

                    .

                    Ref:https://www.royalmint.com/collect/collector-resources/designs-and-specifications/twenty-pence-coin-designs/

                    #849840
                    Keith Long
                    Participant
                      @keithlong89920

                      In the case of the smaller denominations probably to keep the metal value of the coin below it’s face value, hence now plated steel rather than copper alloy based. Make them as cheaply as possible while maintaining visual quality and acceptable service life.

                      #849847
                      duncan webster 1
                      Participant
                        @duncanwebster1

                        Back in the early 1700s English silver coins were worth more as silver bullion  than their face value, so they were being exported faster than they could be minted, which put a downer on trade as there was no means of paying for anything. Isaac Newton of apple fame was appointed master of the royal mint to sort it out.
                        They took it seriously, counterfeiting was a capital offence. Might make some of the money market spivs pause for thought

                        #849848
                        Michael Gilligan
                        Participant
                          @michaelgilligan61133

                          Forgive me for asking, gentlemen … but does any of this explain why the composition of the Cupro-Nickel in current use is

                          84/16 for the 20p

                          75/25 for the 50p

                          ?

                          MichaelG.

                          #849850
                          Michael Gilligan
                          Participant
                            @michaelgilligan61133

                            Don’t worry … ChatGPT has just given me a detailed answer.

                            [ just copy and paste the text from my previous post into its question box ]

                            MichaelG.

                            #851350
                            old mart
                            Participant
                              @oldmart

                              You might try monel tubing it is cupro nickel alloy with high anticorrosive properties, is malleable and ductile. Used on aircraft along with some stainless steels for pressure tubing. Looks more like British “silver” coinage while nickel silver looks slightly yellow.

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