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  1. alpha970

    Thermal barrier

    Yes it is centigrade (C). cheers
  2. alpha970

    Thermal barrier

    Hello, I am trying to measure the temperatures within an oven with a "Datapaq-logger" which goes within a so called thermal barrier and can travel through the oven. The oven has a temperature of 800 degrees and its conveyor takes around 10 minute from input to output side. My logger (thermal...
  3. alpha970

    physical deformation

    Hi metman, thanks for the tips Let me finetune the description a bit more. rings have a width of around 10mm. Actually we have made these rings by cold rolling so per difinition they contain lots of internal stress. and the purpose of annealing is partially to get them stress free, but the...
  4. alpha970

    physical deformation

    more info : product : rings of low carb/ high nickle-cobalt steel dia around 40 cm / thickness below 0.3 mm / by cold rolling made. process : warm up to 250 then to 840 under (N+H gasses) annealing time about 8 minutes. thanks
  5. alpha970

    physical deformation

    Hello, During annealing of rolled metal rings at around 840 c , I have a problem that some rings show intens physical deformation! I could use some tips of how to go about this! thanks

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