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Ar4 |
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Ar4 (metallurgy) The temperature at which delta ferrite is converted to gamma iron (austenite) upon cooling a steel. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| ? Mentioned in | ? References in periodicals archive | |
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| Early indications are that AR4 will remove its upper-bound estimate of potential warming at the end of this century (currently 5. Griswold to Mike Harrow, April 18, 1958, Box 20, Arkansas Council on Human Relations Records, MS Ar4 ACHR (hereinafter cited as ACHR), UAF (third quotation); Diary of Mrs. The shares of AURELIUS AG trade under code AR4 (ISIN: DE000A0JK2A8) on the Open Market of the Frankfurt Stock Exchange. |
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