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  1. bsdme

    Help with Stainless Steel on how to keep it FLAT

    Hi Ed n TBuelna, Thanks you for sharing your share of knowledge there, they're great! and good tip. Let me introduce a bit of our process 1) we receive the flexure from our vendor, 2) we send out the part for heat treat at ~1066C ( I think it for 1 hour heat treat) 3) we weld the flexure...
  2. bsdme

    Help with Stainless Steel on how to keep it FLAT

    Hi Ed, We do burn-in at 250F after we put some other part to it, so we can not go to 450C because other part will not be able to handle at that temperature. The flexure that we receive from our vendor and I check it under our interfermeter and it does look flat, but the question that we have...
  3. bsdme

    Help with Stainless Steel on how to keep it FLAT

    Hi Ed Tbuelna, Thanks for your reply. Before sandblast I did check the thin flexure and it is pretty flat, after sandblast, I did there is the dome curve. I know that the stress is created by the sandblast on one side of the flexure, I just need to find ways to hopefully flatten it out after...
  4. bsdme

    Help with Stainless Steel on how to keep it FLAT

    Hi Ed, Thanks for you reply. The flexure material itself did have anneal process as part of the requirement from us to our vendor. Also, we did send out the flexure parts for heat treat (Harden) when we receive the part from our vendor. After we weld the two part, we also stress relief at...
  5. bsdme

    Help with Stainless Steel on how to keep it FLAT

    Hi Folks, I need HELP. We use flexure that is round, 17-7 PH A Stainless Steel and 3 mil thick, 3/8 in dia. weld onto another flat surface that is 17-4 PH Stainless Steel. The problem here is how can we keep the flexure say 100% flat or close to 100%. Another information is that we sandblast...

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