Fast cooling speed was the main reason of generating cold crackle. 認為冷卻速度過(guò)快是產(chǎn)生冷裂紋的主要原因。
The effects of cooling rate and reduction below Tnr on the microstructures and properties in HSLA Steel have been researched. 研究了控軋控冷工藝參數中冷卻速度和未再結晶區不同壓下量對低合金鋼的組織和性能的影響。
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