國標閘閥

          國標閘閥

          產(chǎn)品型號:Z41H
          公稱通徑:DN50~1200mm
          壓力范圍:PN10~160MPa
          工作溫度:-29℃~+600℃
          主體材質(zhì):碳鋼、不銹鋼、合金鋼
          設(shè)計與制造:GB12234
          結(jié)構(gòu)長度:GB12221
          法蘭尺寸:GB9113 JB79
          壓力溫度:GB9131
          試驗檢驗:GB/T13927 、JB/T9092
          分享到:

          一、國標閘閥介紹

                 用途與特點閘閥是一種最常見的啟閉閥,利用閘板的上下工作來接通(全開)和截斷(全關(guān))管道中的流體介質(zhì)。
           1、流體阻力小,密封面受介質(zhì)的沖刷和侵蝕小(閘板開啟高度高)。
           2、開啟較有力,密封性能好,介質(zhì)流向不受限制,不擾流,不降壓力。
           3、形體簡單,制造工藝性好,適用范圍廣。


           壓力試驗

          公稱壓力1.62.54.06.410.016.0
          強度試驗2.43.86.09.615.024.0
          水密封試驗1.82.84.47.011.018.0
          上密封試驗1.82.84.47.0411.018.0
          氣密封試驗0.4-0.7


          二、國標閘閥主要零件材料及性能

          體蓋板閥桿密封面墊片填料工作溫度℃適用介質(zhì)
          WCB2Cr1313CrSTL本體材料尼龍增強柔性石墨1Cr13/
          柔性石墨08軟鋼0Cr18Ni9Ti0Cr17Ni12
          Mo2TiXD550F(T)PTFE
          柔性石墨增強
          柔性石墨
          SFB/260SFP
          /260PTFE
          ≤425水、蒸汽、油品
          WC138CrMoA125Cr2MoV≤450
          WC6≤540
          WC9≤570
          ZGCr5Mo≤540
          ZG1Cr18Ni9Ti1Cr18Ni9Ti≤200銷酸類
          ZG1Cr18Ni12Mo2Ti1C18Ni12Mo2Ti≤200醋酸類


           三、國標閘閥主要外形尺寸

          PN1.6MPa規(guī)格主要尺寸

          1.6MPaDNLdD1D2bn-ΦdHD0
          凸面法蘭
          RF
          Z40H
          Z40Y
          Z40W
          Z40F
          Z40NZ41H
          Z41Y
          Z41F
          Z41N16C 
          16P
          16R
          16I
          15130956545144-Φ14170120
          201501057555144-Φ14190140
          251601158565144-Φ14205160
          3218013510078164-Φ18270180
          4020014511085164-Φ18310200
          50250160125100164-Φ18358240
          65265180145120184-Φ18373240
          80280195160135208-Φ18435280
          10030025180155208-Φ18500300
          125325245210185228-Φ18614320
          150350280240210248-Φ23674320
          2004003352952652612-Φ23818400
          2504504053553203012-Φ25969450
          3005004604103753012-Φ251145500
          3505505204704353416-Φ251280500
          4006005805254853616-Φ3014852560
          4506506405855454020-Φ301541600
          5007007056506084420-Φ341676640
          6008008407707184820-Φ411874720
          7009009108407885024-Φ412083800
          800100010209508985224-Φ412400950
          9001100112010509986428-Φ4129501000
          100012001255117011105628-Φ4832451000

           

          PN2.5MPa規(guī)格主要尺寸

          2.5MPaDNLDD1D2bn-ΦdHDO
          凸面法蘭 
          RF
          Z40H
          Z40Y
          Z40W
          Z40F
          Z40NZ41H
          Z41Y
          Z41F
          Z41N25C 
          25P
          25R
          25I
          15130956545164-Φ14172120
          201501057555164-Φ14191140
          251601158565164-Φ14205160
          3218013510078184-Φ18270180
          4020014511085184-Φ18300200
          50250160125100204-Φ18357240
          65265180145120228-Φ18376240
          80280195160135228-Φ18434280
          100300230190160248-Φ23502300
          125325270220188288-Φ25613320
          150350300250218308-Φ25675320
          2004003603102783412-Φ25819400
          2504504253703323612-Φ30968450
          3005004854303904016-Φ301144500
          3505505504904484416-Φ341280500
          4006006105505054816-Φ341451560
          4506506606005555020-Φ341542600
          5007007306605105220-Φ411678640
          6008008407707185620-Φ411875720
          7009009558758156024-Φ282082800
          800100010709909306424-Φ282403950
          90011001180109010256628-Φ5429521000
          100012001305121011406828-Φ5832441000

           

          PN4.0MPa~6.4 MPa規(guī)格主要尺寸

          4.0MPaDNLDD1D2D6bn-ΦdHD0
          凹面法蘭 
          MFM
          Z40H
          Z40Y
          Z40W
          Z40F
          Z40NZ41H
          Z41Y
          Z41F
          Z41N40
          40P
          40R
          40I
          1513095654540164-Φ14134120
          20150105755551164-Φ14188140
          25160115856458164-Φ14206140
          321801351007866184-Φ18272180
          402001451108576184-Φ18322180
          5025016012510088204-Φ18370240
          65280180145120110228-Φ18394280
          80310195160135121228-Φ18455300
          100350230190160150248-Φ23550320
          125400270220188176288-Φ2563635
          150450300250218204308-Φ30706400
          2005503753202822603812-Φ34859450
          2506504453853453134212-Φ341016560
          3007505104504083644616-Φ341200640
          3508505705104654225216-Φ411340640
          4009506555855354745816-Φ411495720
          45010506806105605246020-Φ481581800
          50011507556706125766220-Φ541790950
          60013508906957306786220-Φ142035950
          6.4MPa151700105755540184-Φ181425160
          凹面法蘭 
          MFM
          Z40H
          Z40Y
          Z40W
          Z40F
          Z40NZ41H
          Z41Y
          Z41F
          Z41N64
          64P
          64R
          64I
          20190125906851204-Φ18142160
          252101351007858224-Φ23214200
          322301501108266244-Φ23269200
          402401651259576244-Φ23343240
          5025017513510588264-Φ23370240
          65280200160130110288-Φ23396280
          80310210170140121308-Φ23458300
          100350250200168150328-Φ25553300
          125400295240202176368-Φ30638350
          150450340280240204388-Φ34718400
          2005504053453002604412-Φ34873450
          2506504704003523134812-Φ411050560
          3007505304604123645416-Φ411203640
          3508505955254754226016-Φ411394720
          4009506705855254746616-Φ481645800
          50011508007056405767020-Φ542285950
          60013509308207506787020-Φ582610950

           

          PN10.0MPa~16.0MPa(規(guī)格主要尺寸)

          10.0MPaDNLDD1D6bb-ΦdHD0
          凹面法蘭 
          MFM
          Z40H
          Z40Y
          Z40WZ41H
          Z41Y
          Z41W100
          100P
          100R
          100I
          151701057540204-Φ14175160
          201901259051224-Φ18180160
          2521013510058244-Φ18310180
          3223015011066244-Φ23320200
          4024016512576264-Φ23360200
          5025019514588284-Φ25490240
          65280220170110328-Φ25540240
          80310230180121348-Φ25573280
          100350265210150388-Φ30575320
          125400310250176428-Φ34744360
          1504503502902044612-Φ34800400
          2005004303602605412-Φ41800500
          2506505004303136012-Φ411050640
          3007505855003647016-Φ481208720
          3508506555604227616-Φ541410720
          4009507156204748016-Φ541655800
          16.0MPa151701107540244-Φ18230160
          凹面法蘭 
          MFM
          Z40H
          Z40Y
          Z40WZ41H
          Z41Y
          Z41W160
          160P
          160R
          160I
          201901309051264-Φ23260180
          2521014010058284-Φ23280200
          32231016511566304-Φ25312200
          4024017512576324-Φ27350240
          5030021016588368-Φ25412280
          65340245190110448-Φ30560320
          80390260205121468-Φ305853.50
          100450300240150488-Φ34630400
          125525355285176608-Φ41723500
          1506003903182046612-Φ41820560
          2007504804002607812-Φ8990720
          2508505804853138812-Φ541104800
          30095066557036410016-Φ541314800
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