<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>

30Cr特性及應用

2014-02-25 16:20 作者:admin 來源:未知 瀏覽: 字號:

摘要:30Cr特性及應用 強度和淬透性均高于30鋼,冷彎形塑性尚好, 退火或高溫回火后的切削加工性良好,焊接性中 等,一般在調質后使用,也可在正火后使用 用于制造耐磨或受沖擊的各種零件.如齒輪、滾 子、軸、杠桿、搖桿、連桿、螺栓、螺母等,還可用 作高頻表面淬

30Cr特性及應用

  強度和淬透性均高于30鋼,冷彎形塑性尚好,

退火或高溫回火后的切削加工性良好,焊接性中

等,一般在調質后使用,也可在正火后使用

 

  用于制造耐磨或受沖擊的各種零件.如齒輪、滾

子、軸、杠桿、搖桿、連桿、螺栓、螺母等,還可用

作高頻表面淬火用鋼.制造耐磨、表面高硬度的零件
30Cr特性及應用

 

(責任編輯:laugh521521)
文章分享:

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
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>