免费无码在外自慰喷水

<dfn id="r5lhr"><address id="r5lhr"></address></dfn>
    <pre id="r5lhr"></pre>

    <pre id="r5lhr"></pre>

      <ol id="r5lhr"><big id="r5lhr"></big></ol><dl id="r5lhr"><menuitem id="r5lhr"><dl id="r5lhr"></dl></menuitem></dl><rp id="r5lhr"><th id="r5lhr"><span id="r5lhr"></span></th></rp><ol id="r5lhr"></ol><th id="r5lhr"><th id="r5lhr"><track id="r5lhr"></track></th></th>
      <dl id="r5lhr"></dl>

          <menuitem id="r5lhr"><nobr id="r5lhr"></nobr></menuitem>

                 ???: ???????:?? ????:     ??????  ????????  ?????????????  316????????  201??????  304??????  ???????? 
              ???????????λ?????? >> ????? >> ???????GB??T3077??1999?? ???? 61 ?????
                
              ???????
              72014212016
              ????????
              ???????GB??T3077??1999??
              ?橈????
              219??8
              ????????
              16mn
              ???????
              100/??
              ?????????
              ???
              ????????
              ??????
              ??????
              ??????? - ??????????
               
                  ?? ? ? ??

              ??3??15????????????????
              ????
              ??
              ??
              ????
              ?????
              ??  ??
              ??????(????????)(??)
              C
              Si
              Mn
              Cr
              Mo
              Ni
              B
              V
              ????
              Mn
              l
              A00202
              20Mn2
              0.17??0.24
              0.17??O??37
              1.40??1.80
               
               
               
               
               
               
              2
              A00302
              30Mn2
              O??27??O??34
              0.17??O??37
              1.40??1.80
               
               
               
               
               
               
              3
              A00352
              35Mn2
              O??32??0.39
              O??17??0.37
              1.40??1.80
               
               
               
               
               
               
              4
              A00402
              40Mn2
              O??37??0.44
              0.17??0.37
              1.40??1.80
               
               
               
               
               
               
              5
              A00452
              45Mn2
              0.42??O??49
              0.17??0.37
              1.40??1.80
               
               
               
               
               
               
              Mn
              6
              A00502
              50Mn2
              O??47??O??55
              O??17??O??37
              1.40??1.80
               
               
               
               
               
               
              MnV
              7
              A01202
              20MnV
              O??17??0.24
              O??17??O??37
              1.30??.60
               
               
               
               
              O??07??O??12
               
              siMn
              8
              A1O272
              27siMn
              O??24??O??32
              1.10??1.40
              1.10??1.40
               
               
               
               
               
               
              9
              A10352
              35siMn
              O??32??0.40
              1.10??1.40
              1.10??1.40
               
               
               
               
               
               
              10
              A10422
              42siMn
              O??39??0.45
              1.10??1.40
              1.10??1.40
               
               
               
               
               
               
              SiMn-
              MOV
              ll
              A14202
              20SiMn2MOV
              O??17??O??23
              O??90??1??20
              2.20??2.60
               
              0.30??O??40
               
               
              0??05??O??12
               
              12
              A14262
              25SiMn2MOV
              O??22??O??28
              O??90??1.20
              2.20??2.60
               
              O??30??0.40
               
               
              0.05??0.12
               
              13
              A14372
              37SiMn2MOV
              0.33??O??39
              O??60??O??90
              1.60??1.90
               
              O??40??O??50
               
               
              O??05??O??12
               
              B
              14
              A70402
              40B
              O??37??O??44
              O??17??O??31
              0??60??O??90
               
               
               
              0.0005??  O??0035
               
               
              15
              A70452
              45B
              0.42??0.49
              0.17??O??37
              O??60??O??90
               
               
               
              O??0005??  O??0035
               
               
              16
              A70602
              50B
              O??47??O??55
              0.17??0.37
              0.60??0.90
               
               
               
              O??0005??  O??0035
               
               
              MnB
              17
              A71402
               
              40MnB
              O??37??0.44
              O??17??0.37
              1.10??1.40
               
               
               
              0.0005?? 0??O035
               
               
              18
              A71452
              45MnB
              O??42??O??49
              O??17??0.37
              1.10??1.40
               
               
               
              0??0005??  O??0035
               
               
              Mn
              MoB
              19
              A72202
              20MnMOB
              0.16??O??22
              0??17??O??37
              O??90??1.20
               
              O??20 ??O??30
               
              O??0005??  O??0035
               
               
              MnVB
              20
              A73152
              15MnVB
              O??12??O??18
              O??17??0.37
              1.20??1??60
               
               
               
              O??0005??
              O??0035
              0.07??0.12
               
              21
              A73202
              20MnVB
              0.17??0.23
              O??17??0.37
              1.20??1.60
               
               
               
              O??005??
              0.0035
              O??07??O??12
               
              ????
              ??
              ??
              ????
              ?????
              ??  ??
              ??????(????????)(??)
              C
              Si
              Mn
              Cr
              Mo
              Ni
              B
              V
              ????
               
              22
              A73402
              40MnVB
              0.37??O??44
              O??17??O??37
              1.10??1.40
               
               
               
              O??0005??  0.0035
              O??05??O??10
               
              MnTiB
              23
               
              A74202
               
              20MnTiB
              0.17??O??24
              O??17??O??37
              1.30??1.60
               
               
               
              O??0005??  O??0035
               
              Ti0.04??O??10
              24
              A74252
              25MnTiBRE
              0.22??O??28
              0.2Q??0.45
              1.30??1.60
               
               
               
              0.0005??
              0.0035
               
              Ti
              0.04??O??10
              Cr
              25
              A20152
              15Cr
              0.12??0.18
              O??17??0.37
              O??40??0.70
              O??70??1.00
               
               
               
               
               
              26
              A20153
              15CrA
              O??12??O??17
              O??17??O??37
              0.40??O??70
              0.70??1.00
               
               
               
               
               
              27
              A20202
              20Cr
              0.18??O??24
              O??17??O??37
              O??50??O??80
              O??70??1.00
               
               
               
               
               
              28
              A20302
              30 Cr
              0.27??O??34
              O??17??O??37
              O??50??0.80
              0.80??1.10
               
               
               
               
               

               



            1. ??????????
            2. ??????????
            3. ??????????
            4. ???????2936  ??????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
              <dfn id="r5lhr"><address id="r5lhr"></address></dfn>
                <pre id="r5lhr"></pre>

                <pre id="r5lhr"></pre>

                  <ol id="r5lhr"><big id="r5lhr"></big></ol><dl id="r5lhr"><menuitem id="r5lhr"><dl id="r5lhr"></dl></menuitem></dl><rp id="r5lhr"><th id="r5lhr"><span id="r5lhr"></span></th></rp><ol id="r5lhr"></ol><th id="r5lhr"><th id="r5lhr"><track id="r5lhr"></track></th></th>
                  <dl id="r5lhr"></dl>

                      <menuitem id="r5lhr"><nobr id="r5lhr"></nobr></menuitem>