鐵 Simplified: 铁 On the HSK 3 vocabulary list, at CEFR level B1. tiě ㄊㄧㄝˇ iron (metal) arms weapons hard strong violent unshakeable determined close tight (slang) Where 鐵 is used Example sentences and grammar articles using 鐵 Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0 国际中文教育中文水平等级标准, 中华人民共和国教育部, MIT