Making molds for continuous casting
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United States of America Patent
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-
Dec 20, 1983
Grant Date -
N/A
app pub date -
Mar 12, 1982
filing date -
Mar 12, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An age-hardening copper alloy is used, alloy components being zirconium, nickel, chromium, cobalt, phosphorus, and beryllium, to make a tubular blank and solution heat-treating same; after a cold-working step, the pre-sized blank is age-hardened at from 400.degree. C. to 600.degree. C. for at least 15 minutes and explosion-formed in order to obtain the desired size, shape, and dimensions.
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