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sysong0827ľ³æ (ÕýʽдÊÖ)
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ÍË»ðµÄÌõ¼þÈçÏ£º For maximum softness and optimum magnetic and electrical properties, Carpenter HyMu "80" alloy should be annealed in an oxygen-free, dry hydrogen atmosphere with a dew point below -40¡ãF (-40¡ãC) at 2050/2150¡ãF (1121/1177¡ãC) for 2 to 4 hours. Furnace cool to 1100¡ãF (593¡ãC). From 1100 to 700¡ãF (593 to 371¡ãC), cool at a rate between 350 to 600¡ãF (194 to 334¡ãC) per hour. [ Last edited by ÕÅÌð on 2008-12-12 at 19:28 ] |
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