SCM440SCM445SCM822SACM645淬透性結(jié)構(gòu)鋼:SMn420HSMn433HSMnC420HSMnC443HSCr415HSCr420HSCr430HSCr435HSCr440HSNC415HSNC631HSNC815HSNCM220HSNCM420HSCM415...更多
東莞市良勝金屬制品有限公司 [廣東-東莞] 聯(lián)系人:李小姐 電話:0769-81882958 來源:SCM440 SCM445 SCM822(轉(zhuǎn)載請(qǐng)注明出處)