The purpose of this study is to discuss the hadith of the Prophet Muhammad Saw. about iron rusting. This research method is qualitative through the takhrij and sharah hadith approaches with chemical analysis. The results and discussion of this research are about the rusting of iron and also how to remove it, one of which is by means of electroplating. In addition, several uses of iron were also found, including as an ingredient for making household utensils, jewelry or dowry, and also as a medicinal tool. This study concludes that the use of iron and its maintenance has been recommended by the Prophet Muhammad Saw. based on takhrij and syarah hadith. This research recommends developing iron through chemistry.