主要性能規(guī)范Chiefpropertyandspecification真空法蘭閘閥試驗(yàn)壓力Testpressure公稱(chēng)壓力PN/MPaNominalpressure試驗(yàn)壓力/MPaSealtest殼體強(qiáng)度試驗(yàn)Shellstrength上密封試驗(yàn)Backsealtest密封試驗(yàn)Seattest1.01.51.11.11.62.41.81.82.53.82.82.84.06.O4.44.46.48.67.O7.01O.O15.O11.O11.O真空法蘭閘閥使用范圍Applicable產(chǎn)品類(lèi)型Producttype適用介質(zhì)Applicablemedium適用溫度/℃ApplicabletemperatureNKZ41HNKZ44HNKZ944H-C型NKZ941H水、蒸汽、空氣Water，Steam，Air≤425NKZ41H(Y)NKZ44H(Y)-I型NKZ944H(Y)-I型NKZ941H(Y)水、蒸汽、空氣Water，Steam，Air≤550真空法蘭閘閥主要零件材料Materialsformainparts零件名稱(chēng)Partname閥體、閥蓋BodyBonnet閥桿Stem閘板Wedgegate密封面Sealingface閥桿螺母Yokenut填料Parking緊固件FastenerNKZ44HNKZ41H-C型NKZ944H-C型NKZ941HWCB2Crl325H：合金鋼H：alloysteel鋁青銅Albronze膨脹復(fù)合石墨ExpandingcomDoundgraphite優(yōu)質(zhì)碳鋼High-gradecarbonsteelNKZ44NKZ41Y-I型NKZ944-I型NKZ941鉻鉬鋼Cr.Mosteel20CrlMo1VA38CrMoAlA鉻鉬鋼Cr.MosteelY：硬質(zhì)合金Y：carbidealloy鉻鉬鋼Cr.Mosteel·主要尺寸及重量Maindimensionsandweight公稱(chēng)通徑DN/mmNominaldiameter公稱(chēng)壓力PN/MPaNominalpressure主要外形尺寸和連接尺寸/mmMainextemalandconnectingdimensions閥門(mén)重量/kgValveweight附法蘭尺寸/mmAdditionalflange'sdimensionsLHDD1D2bfz-dWhD0Dn501.O2503451601251OO1634-1825028454958652703951801451201834-1825040486475802804251951601352034-183005550789710030051O2151801552038-1830072529611012532557024521O1852238-183501066012013615035072528024021O2438-18350146601451632004008203352952652638-184002206220222325045089039035032028312-2340031562225278300500107044040036828312-2345039865303330350550132050046042830416-2355053065351382400600145056551548232416-2555069065398432450650156061556553232420-2560087070460485500700172067062058534420-25650108078500535600800188078072568536520-30700135090600636700900208589584080040524-307501950906907268001OOO2590101O95090544524-348002500106790826501.62503451601251OO1634-1825028484958652703951801451201834-1825040506475802804251951601352038-183005852789110030051O2151801552038-1830075529611012532557024521O1852238-183501106012013615035072528024021O2438-233501506014516320040082033529526526312-234002236220122325045089040535532030312-2545032668253278300500107046041O37530312-2555043270303330350550132052047043534416-2560057278351382400600145058052548536416-3065074090398432450650156064058554540420-3070095595450485500700172070565060844420-34750119598500535600800188084077071848520-4180014551056006367009002085g1O84078850524-41850211O11O6907268001OOO2590102095089852524-419502630115790826·主要尺寸及重量Maindimensionsandweight公稱(chēng)通徑DN/mmNominaldiameter公稱(chēng)壓力PN/MPaNominalpressure主要外形尺寸和連接尺寸/mmMainexternalandconnectingdimensions閥門(mén)重量/kgValveweight附法蘭尺寸/mmAdditionalflange'sdimensionsLHDD1D2bfZ-dWhDODn50252503451601251002034-1825030484964652703951801451202238-1825043526682802804251951601352238-18300605578951OO3005102301901602438-2330079621001171253255702702201882838-25350114681251441503507253002502183038-253501577215117220040082036031027834312-254002436020122325045089042537033236312-3045034585253278300500107048343039040416-305504559230333035055013205504g044844416-3465061598351382400 145061055050548416-347007g4115398432450650156066060055550420-347501018115450483500700172073066061O52420-418001250120498535600800188084077071856520-418501528130598636700900208595587581560524-48900226514068872680010002590107099093064524-4810002847150788826 公稱(chēng)通徑DN/mmNominaldi8m8ter公稱(chēng)壓力PN/MPaNominalpressure主要外形尺寸和連接尺寸/mmMainexternalandconnectingdimensions閥門(mén)重量/kgValveweight附法蘭尺寸/mmAdditionalflange'sdimensionsLHDD1D2bfD6f2z-dWhDODn504．O2503451601251002038844-18300354848646527039518014512022311O48-18300495266828028042519516013522312148-18350655878951003005102301901602431504.58-2335087681001171253255702702201882831764.58-25400124681251441503507253002502183032044.58-25400172721511722004008203753202823832604.512-304502758819g2232504508904453853454233134.512-34550392102251278300500107051O4504084643644.516-346505151163013303505501320570510465524422516-3475068412034g3824006001450655585535584474516-41850902142396432NKZ41H法蘭真空閘閥_圣核閥門(mén)制造(上海)有限公司
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