The hydrogen permeation time of enamel steel was determined; the results matched with the subsequent enameling test.
对钢板的氢渗透时间进行了测定，试验结果与随后的涂搪试验吻合。
The results are as follows: The microstructure of the experiment steel at room temperature is ferrite, and the grain size grows after enameling.
搪瓷用钢的室温组织为铁素体，涂搪后晶粒有一定程度的长大；
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