steel

  1. A

    What's the best flux liquid for soldering copper onto stainless steel, HCl or H3PO4?

    What's the best flux liquid for soldering copper onto stainless steel, HCl or H3PO4, with how many percent concentration of each ? How's logical explanation on solder sticking process will actually work some suggest Phosphoric acid better, actually I tried both works, ...many thanks in advance !
  2. S

    How to cause a potential difference between two steel electrodes

    Hi, I am a civil engineering student currently starting a project on electro-kinetic remediation with no external power supply. I have two connected steel electrodes, one placed in copper sulphate solution and one placed in just water. They are placed either side of a clay sample spiked with...
  3. B

    Hexavalent Chromium, 316L stainless steel and electrolysis

    Hello I am working with electrolysis to make a Oxyhydrogen cutting torch, also refereed to as a HHO torch. Recently I was told about Hexavalent Chromium "Cr(VI)" on a forum, a bit of research later I was quite concerned that I might be putting my self at risk when using my torch. My...
  4. R

    Stainless steel composition???

    What elements does stainless steel contain and how much percentage of each is present? Please help me answer this question. Thanks!