詳細描述: 
        產品名稱                                              
20MnCr5齒輪鋼
產品品種                                              
20MnCr5圓棒 20MnCr5板材 20MnCr5管材
產品狀態                                              
待定
執行標準                                              
EN 10084-1998
經銷品牌                                                                                                       
寶鋼興澄特鋼攀鋼撫鋼舞鋼武鋼鞍鋼馬鋼西寧特鋼齊魯特鋼杭鋼
淮鋼
產品介紹                                                                                                 &n