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

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                • ???????vp20140823140732156256
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                • ??Ч??????  ?????????2015/3/6 21:21:55
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                • ?? ?棺021-69792488
                • ?? ???????????????????????·2928??
                • ?? ??wuyue2008@126.com
                • ?? ???http://www.china-safety-valve.com
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                ???????????????????
                ???????????????????????????????????????????????豸????????????????????????????????????????趨??????????????????????????????????豸Ч????????????????????????????????????????
                    ????????????1?DIN EN ISO 4126-4???????????????????????????leser?????????????????ж??г??????ɡ?
                    Leser?????????????????????????????????????????????????????????????????????壬???????????????????????????????????????????
                    ?????????????leser??Ч????????У???????Ч????豸?????????
                  ????????:
                       ?????? API 526???
                       ??????? DN 25 ?? DN 200 (1" x 2" to 8" x 10")
                       ????? D ?? T
                       ??????????????±?
                       DIN EN PN 10 - PN 63 (DIN EN), 
                       2,5-63 bar (36-913 psig)
                       ??????????????????
                       ASME B16.34 CL150 - CL600,
                       36-1480 psig (2,5-102 bar)
                       ???? ASME VIII???,
                       ???? PED and VdT??V 
                       ???????? WCB, CF8M, LCB; 1.0619, 1.4408
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