免费无码在外自慰喷水

    <i id="jbl3l"></i>
      <dfn id="jbl3l"><nobr id="jbl3l"><dfn id="jbl3l"></dfn></nobr></dfn>

               ???: ???????:?? ????:     ??????  ????????  ?????????????  316????????  201??????  304??????  ???????? 
            ???????????λ?????? >> ????? >> ????????????? ???? 61 ?????
              
            ???????
            122811341916
            ????????
            ?????????????
            ?橈????
            299??243
            ????????
            20#
            ???????
            5000/??
            ?????????
            ????????
            ??????
            ??????? - ??????????
             
                ?? ? ? ??

            ?????????????299*243??????????

            ??????????????????
            ???????????????????????????????????????????????????????ˉ????????????????????????????????????β???????????????????? ???????????????????????????????????????????????????????β?????????????β??????? ????????????????????Ρ????????ε?????????????????????760mm??????????????? ??β???б??????ε??????????????????????а???????????????????塢??????????????д??????????????????????????????????????????????????
            ????????ù??|???????????????
            ????10# 0.07~0.13 0.17~0.37 0.35~0.65 ??0.035 ??0.035
            ????20# 0.17~0.23 0.17~0.37 0.35~0.65 ??0.035 ??0.035
            ????35# 0.32~0.39 0.17~0.37 0.35~0.65 ??0.035 ??0.035
            ????45# 0.42~0.50 0.17~0.37 0.50~0.80 ??0.035 ??0.035
            ????40cr 0.37~0.44 0.17~0.37 0.50~0.80 ??0.035 ??0.035 0.08~1.10

            ????25Mn 0.22~0.2 0.17~0.37 0.70~1.00 ??0.035 ??0.035 ??0.25

             ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????,???и????ˉ????????????????;???????????и?????????????????????п????????? ?????ι???????????????????????????????????????????????????????????????????????????????????????????
            ?????????????????????????????????????????????.
                    ?????????????????????????????????????????????????????????????????????????????????????10#??20#??35#??45#??16Mn??27SiMn??10CrMo910??15CrMo??35CrMo????й???GB/T8162-99?????GB/T8163-99??????GB/T3087-99?е????
            ˉ???GB/T5310-95?????ˉ???GB/T6479-2000??????ù??27SiMn???????????????GB/T9948-85????????GB9948-88??????????????.
            ??????????????????
            ?硡????0635-8878611   2126991??2126992
            ??????:  0635-2126992
            ???????13589464666??13780734515   13506350422
            ????????????  
            ?????????д??????3??13??

            ???????????£?

            ??????
            ??????????
            ????????????????????
            ?????????????????



          1. ??????????
          2. ??????????
          3. ??????????
          4. ???????6492  ??????2018/11/2 ?????????? ???????
            ????? ??????????????????>>;
            ???????
            ????????
            ????????
            ???????
            201????????
            202????????
            304????????
            316????????
            301????????
            Q345B?????????
            ?????????????????
            ?????????????
            20#??????????
            45#???????????
            ?????????
            ???????
            ?????????
            ??????
            ???????
            ???????
            p22??????
            ?????
            С??????????
            ?????
            ?????? ????????????????>>
            ???????108*6?????1???
            ??377????????-1?????
            2012-2-11???????????????顭
            ??188x22????????|188????
            ?????????203*19??????????
            ???508mm?????80mm?????
            DN508*40????????????????_D??
            ??????????|????????????|??
            ??????? | ??????? | ?????? | ????б? | ?????? | ?????? | ??????? | ??????? | ????????
            ????????????????????????????????????   ???????????????
            ?綽??0635-8878611??2126991   ???棺0635-2126992??8878622   ?????13589464666??13386359091
            Copyright ® ??????????????????   ???:????????A3??13??
            免费无码在外自慰喷水

              <i id="jbl3l"></i>
                <dfn id="jbl3l"><nobr id="jbl3l"><dfn id="jbl3l"></dfn></nobr></dfn>