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Given a straight bar of 1080 steel from the foundry, it was machined into a katana...

  1. 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. What heat treatment (high-level concepts only, no specific times or

temperatures needed) would you suggest to

1) reduce the warpage

2) maintain the hardness of the edge

3) maintain some level of fracture toughness; of the katana blade

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Answer #1

I am pretty sure of the answer. Please dear thumpsup for the answer. Thank you.

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