作为超压保护装置。
主要零部件材料： NO零件名称材料1阀体WCB2阀座ZG2Cr133调节圈ZG2Cr134阀瓣2Cr135导向套2Cr136阀盖ZG230-4507弹簧50CrVA8阀杆2Cr139扳手ZG200-40010调整螺杆4511保护罩ZG200-400密封面材料"H"堆焊D507."Y"堆焊Co基硬质合金 1.6-4.0MPa主要连接尺寸： 型号公称通径doDKgg1bff1Z-ødfLL1HA48Y-16CA44Y-16CA44Y-16PA44Y-16R201510575551624-14211095411251611585651624-142110954113220140100781824-1831151004114025150110851834-18312011047250321651251002034-18313512053265401851451202034-18316014055680502001601352038-183170135561100652201801552038-183195175667125802502101852238-1832101908571501002852402102438-23325523091520012534029526526312-233300260107325015040535532030312-264350320130730022046041037530412-264370350123335025052047043534416-264500450171140028058052548536416-3045004501780A48Y-25A44Y-25CA44Y-25PA44Y-25R201510575551624-14211095411251611585651624-142110954113220140100781824-1831151004114025150110851834-18312011047250321651251002034-18313512053265401851451202238-18316014055680502001601352238-183170135561100652301901602438-233195175667125802702201882838-2632101908571501003002502183038-26325523091520012536031027834312-263300260107325015042537033236312-304350320130730022048543039040416-304370350123335025055549044844416-344500450171140028062055050548416-3645004501780A48Y-40A44Y-40CA44Y-40PA44Y-40R201510575515516244-14211095411251611585586516244-142110954113220140100667818244-1831151004114025150110768518344-18312011047250321651258810020344-183135120532654018514511012022348-183160140556805020016012113522348-183170135561100652351901501602434.58-233195175697125802702201761882834.58-2632101908571501003002502042183034.58-2632552309152001253753202602823834.512-30330026010732501504503853133454234.512-34435032013073002205154503644084644.516-3443703501233350250580510422465524516-3645004501711400280660585474535584516-4145004501711 6.4-10.0MPa主要连接尺寸： 型号公称通径doDKgg1bff1Z-ødfLL1HA48Y-64A44Y-64A44Y-64PA44Y-64R201012590516822244-18296852972516140100587822244-1821101003103220155110668224244-2331301103224025170125769524344-23313512035250321801358810526344-233155135425654020516011013028348-233175160570805021517012114030348-233175160560100652502001501683234.58-2631951956901501003452802042403834.58-343280265935A48Y-100A44Y-100CA44Y-100PA44Y-100R201012590516822244-18396852972516140100587824244-1821101003103220155110668224244-2321301103224025170125769526344-23313512035250321951458811228344-263155135425653222017011013832348-263175160570804023018012114834348-263175160560100502652101501723834.58-303195195690150803552902042504634.512-343280265935