所屬欄目:模具材料手冊(cè)
表1-34常用材料的KB值符號(hào)鍛鋼鑄鋼灰鑄鐵鑄銅黃銅ZQA19—4γKB7.8517.80.996.6~7.70.84~0.948.3~8.91.05~1.138.351.067.50.955 ......(本文共 96 字 ) [閱讀本文] >>