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

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                • ???????vp20140823142419406238
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                • ??Ч??????  ?????????2015/3/6 21:21:19
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                • ?? ??wuyue2008@126.com
                • ?? ???http://www.china-safety-valve.com
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                LESER 437/438/439/459/462??????????????????????????????????????????,???????API520\ASME\PED???????????????????\???\?糧\??\????????
                ?1?leser????? 437/438/439/459/462????????????
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                         ?????????????CS??430F??316L??WC6??WC9
                         ???????????о?????304??316??317??316L??MONEL??INCONEL??Hastelloy??,????????????????????????????
                         ?????????316??316L??316Ti??INCONEL625??HastelloyC
                         ????ASME?????PED??????й?????????豸????????
                   ?1?leser????? 437/438/439/459/462????????????
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                         1/2?嵽1??3???????
                         D?????????
                         ?趨????????850 bar-g
                         ???????-268?? ??550??
                         ????????????150LB??4500LB
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