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                ????????? | PV???? | ?÷????????????????

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                • ??Ч??????  ?????????2015/3/6 21:21:39
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                • ?? ??wuyue2008@126.com
                • ?? ???http://www.china-safety-valve.com
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                LESER 441/442/455/456/457???????????????????????????????????????,???????ASME ???????????????????????趨?????5%?????????????????????????????????????
                ?1?leser????? 441/442/455/456/457????????????
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                      ??????????316??316L??316Ti??INCONEL625??Hastelloy C
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                         1?嵽16??11???????
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                         ?趨????????413.7 bar-g (6000 psig)
                         ???????-268?? ??550??
                         ????????????150LB??2500LB
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