表1-24碳鋼及合金鋼硬度及強(qiáng)度換算硬度抗拉強(qiáng)度/HPa洛氏布氏(F/D2=30)維氏碳鋼鉻鋼鉻釩鋼鉻鎳鋼鉻鉬鋼鉻鎳鉬鋼鉻錳硅鋼超高強(qiáng)鋼不銹鋼HRCHBSHBWHV20.020.521.021.522.022.523.023.524.024.525.0225227229232234237240242245248251 22622823023323523824124424725 (共 3282 字) [閱讀本文] >>
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 表1-24碳鋼及合金鋼硬度及強(qiáng)度換算硬度抗拉強(qiáng)度/HPa洛氏布氏(F/D2=30)維氏碳鋼鉻鋼鉻釩鋼鉻鎳鋼鉻鉬鋼鉻鎳鉬鋼鉻錳硅鋼超高強(qiáng)鋼不銹鋼HRCHBSHBWHV20.020.521.021.522.022.523.023.524.024.525.0225227229232234237240242245248251 22622823023323523824124424725 (共 3282 字) [閱讀本文] >>