On'yomi: レン (ren)
Kun'yomi: ね.る (ne.ru)
Radical components: ハ一并日木田金｜
Full detail for 錬 →
On'yomi: コウ (kou)
Kun'yomi: はがね (hagane)
Radical components: 冂山岡并金
Full detail for 鋼 →