<i id="nv7tf"><i id="nv7tf"><noframes id="nv7tf"><video id="nv7tf"><i id="nv7tf"><meter id="nv7tf"></meter></i></video><i id="nv7tf"></i><nobr id="nv7tf"><dl id="nv7tf"></dl></nobr>
<i id="nv7tf"></i><dl id="nv7tf"><noframes id="nv7tf"><i id="nv7tf"></i>
<dl id="nv7tf"></dl>
<video id="nv7tf"></video>
<video id="nv7tf"></video>
<dl id="nv7tf"></dl><dl id="nv7tf"><delect id="nv7tf"></delect></dl><video id="nv7tf"><i id="nv7tf"></i></video><video id="nv7tf"><dl id="nv7tf"><delect id="nv7tf"></delect></dl></video><dl id="nv7tf"></dl><video id="nv7tf"></video>
<video id="nv7tf"></video><dl id="nv7tf"></dl><dl id="nv7tf"></dl><dl id="nv7tf"></dl><video id="nv7tf"><i id="nv7tf"></i></video><noframes id="nv7tf"><dl id="nv7tf"></dl><video id="nv7tf"></video>
<dl id="nv7tf"></dl><video id="nv7tf"><i id="nv7tf"></i></video><dl id="nv7tf"><i id="nv7tf"><font id="nv7tf"></font></i></dl>
<video id="nv7tf"></video><video id="nv7tf"><i id="nv7tf"><font id="nv7tf"></font></i></video>
<dl id="nv7tf"><delect id="nv7tf"><meter id="nv7tf"></meter></delect></dl><dl id="nv7tf"></dl><dl id="nv7tf"><i id="nv7tf"></i></dl>
<video id="nv7tf"></video><video id="nv7tf"></video><video id="nv7tf"><i id="nv7tf"><delect id="nv7tf"></delect></i></video><video id="nv7tf"></video>
您的位置:三暉機械科技 > 1卷常用資料 > 機械工程材料 >

45B結構合金鋼特性與應用

2014-02-21 13:22 作者:admin 來源:未知 瀏覽: 次 字號: 大 中 小

摘要:45B結構合金鋼特性 強度、耐磨性、淬透性都比45鋼好，多在調質 狀態下使用，可代替40Cr使用 45B結構合金鋼應用 用于制造截面較大、強度要求較高的零件，如拖拉 機的連桿、曲軸及其他零件，制造小尺寸、且性能不 高的零件，可代替40Cr使用

45B結構合金鋼特性
強度、耐磨性、淬透性都比45鋼好，多在調質
狀態下使用，可代替40Cr使用

45B結構合金鋼應用
  用于制造截面較大、強度要求較高的零件，如拖拉
機的連桿、曲軸及其他零件，制造小尺寸、且性能不
高的零件，可代替40Cr使用

45B結構合金鋼特性與應用

(責任編輯：laugh521521)
文章分享：

打印 推薦本文

相關閱讀

隨機推薦

標簽:
版權所有: 非特殊聲明均為本站原創文章，轉載請注明出處： 三暉機械科技
  • 關于我們
  • 版權聲明
  • 網站地圖
  • 聯系我們
ICP備案號: 浙ICP備18027816號-3

浙公網安備 33011802000338號
欧美 偷窥 清纯 综合图区|欧美丰满大乳大屁股流白浆|337p日本大胆欧美人术|国产日韩在线时看高清视频|久久精品aⅴ无码
<i id="nv7tf"><i id="nv7tf"><noframes id="nv7tf"><video id="nv7tf"><i id="nv7tf"><meter id="nv7tf"></meter></i></video><i id="nv7tf"></i><nobr id="nv7tf"><dl id="nv7tf"></dl></nobr>
<i id="nv7tf"></i><dl id="nv7tf"><noframes id="nv7tf"><i id="nv7tf"></i>
<dl id="nv7tf"></dl>
<video id="nv7tf"></video>
<video id="nv7tf"></video>
<dl id="nv7tf"></dl><dl id="nv7tf"><delect id="nv7tf"></delect></dl><video id="nv7tf"><i id="nv7tf"></i></video><video id="nv7tf"><dl id="nv7tf"><delect id="nv7tf"></delect></dl></video><dl id="nv7tf"></dl><video id="nv7tf"></video>
<video id="nv7tf"></video><dl id="nv7tf"></dl><dl id="nv7tf"></dl><dl id="nv7tf"></dl><video id="nv7tf"><i id="nv7tf"></i></video><noframes id="nv7tf"><dl id="nv7tf"></dl><video id="nv7tf"></video>
<dl id="nv7tf"></dl><video id="nv7tf"><i id="nv7tf"></i></video><dl id="nv7tf"><i id="nv7tf"><font id="nv7tf"></font></i></dl>
<video id="nv7tf"></video><video id="nv7tf"><i id="nv7tf"><font id="nv7tf"></font></i></video>
<dl id="nv7tf"><delect id="nv7tf"><meter id="nv7tf"></meter></delect></dl><dl id="nv7tf"></dl><dl id="nv7tf"><i id="nv7tf"></i></dl>
<video id="nv7tf"></video><video id="nv7tf"></video><video id="nv7tf"><i id="nv7tf"><delect id="nv7tf"></delect></i></video><video id="nv7tf"></video>