| Standardization field | Metallic materials |
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| Technical committee | BAS/TC 4- Steel, steel products, non-ferrous metals and alloys |
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| Term (EN) | grain refining |
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| Definition (EN) | HEAT TREATMENT with the object of refining and eventually making uniform the grain size of a ferrous product and comprising HEATING it at a temperature slightly above Ac3. (Ac1 for hypereutectoid steels), without prolonged SOAKING at this temperature, followed by COOLING at a suitable rate.
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| Term (FR) | |
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| Definition (FR) | |
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| Term (DE) | |
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| Definition (DE) | |
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| Term (BS) | usitnjenje zrna |
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| Definition (BS) |
TERMIČKA OBRADA sa ciljem poboljšanja i eventualno postizanja ujednačene veličine zrna proizvoda od gvožđa i čelika, a sastoji se od njegovog ZAGRIJAVANJA na temperaturu neznatno iznad Ac3, (Ac1 za nadeutektoidne čelike), bez produženog DRŽANJA NA TEMPERATURI, nakon čega slijedi HLAÐENJE podesnom brzinom.
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| Term (HR) | |
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| Definition (HR) | |
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| Term (SR) | |
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| Definition (SR) | |
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| Date | 2016-04-04 |
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| Standards | BAS EN 10052:2005 |
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