Reply To: How do you treat a watch spring to keep it’s shape?

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david pierce
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Ptheys,
Springs can and often are wound from prehardened, pretempered steel such as music wire. Flat springs are also made this way but due to the hardness of the spring steel (RC 47) they are difficult to machine and are usually stamped.
david

david pierceReply To: How do you treat a watch spring to keep it’s shape?