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Engineering, 16.04.2020 16:45 kifeak2002

Given a straight bar of 1080 steel from the foundry, it was machined into a katana blade. After machining, there are clear signs of warpage and the blade is no longer straight. Whatheat treatment (high level concepts only, no specific times or temperatures needed) wouldyou suggest to

1) reduce the warpage, and
2) maintain hardness of the edge, and
3) maintainsome level of fracture toughness; of the katana blade.

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