產品特點 1. 結構緊湊，設計合理，閥門剛性好，通道流暢，流阻系數小。 2. 密封面為不銹鋼或硬質合金，使用壽命長。 3. 采用石棉石墨或柔性石墨，密封可靠，操作輕便靈活。 4. 可采用各種配管法蘭標準及法蘭密封面形式，滿足各種工程需要及用戶要求。 5. 廣泛應用于石油、化工、水力、火力電站各種系統的管路上。 用途 閘閥只供全開、全關各類管路或設備上的介質運行之用，不允許作節流用。 帶手輪或手柄的閘閥，操作時不得再增加輔助杠杠（若遇密封不嚴，則應檢查修復密封面或其他零件）。手輪、手柄順時針旋轉為關閉，反之則開啟。帶傳動機構的閘閥應按產品使用說明書的規定使用。

產品概述 該產品驅動部分采用多回轉電動裝置，用以驅動和控制閥門的開啟和關閉，操作人員可以在控制室內遠距離對閥門進行控制也可以現場手動操作，也可以與計算機配合實現計算機自動控制。廣泛應用于排水、供熱、電站、化工、食品、造紙、制藥、煤碳、采礦等工程，滿足了現代工、農業自動化要求。 電動裝置參數 ◎電源：AC380V、50HZ。 ◎標準型：標準型產品具有防塵、防雨水的外殼 保護能力、保護等級IP65，可直接用于戶外。 ◎防水型：產品具有防塵、防浸水（IP67）的外殼防護等級。 ◎防爆型（EX）：防爆等為DⅡ BT4/DⅡ CT4（不含乙炔）。 ◎環境溫度：-20℃~40℃ ◎可選：配電氣控制器 特點 ◎啟閉迅速，平衡可靠，自動化程度高。 ◎安裝高度及位置不受限制。 ◎采用防爆型電動裝置，在易燃易爆，甚至有毒氣體環境中可以正常工作。 ◎配有手動，萬一供電間斷，可以手動操作開啟或關閉閥門，有效控制介質，防止事故發生。公稱通徑Nominal through diameter506580100125150200高度Height3754605907809509801055 公稱通徑Nominal through diameter250300350400450500600高度Height1060123012501767192020102110

產品概述 該產品通過電液聯動裝置往復推位來控制閥門的開啟和關閉，如配置傳感器或數字顯示裝置，可進行遠距離，高空的危險地區集中或程序控制，廣泛應用于冶金、電力、煤炭、礦山、水利等行業，是一種應用性強的新型更新替代產品。 特點 ◎機、電、液、儀一體化，實現現場控制，集中監控或自動控制。 ◎無級調力，運行平穩，沖擊力小，適用于較高壓力場合。 ◎節能，液壓傳動效率高達80%◎閥門整體結構緊湊，體積小，無需液壓泵站。 ◎可控制任意閥位并可鎖定。公稱通徑Nominal through diameter506580100125150200高度Height335363395465530630750 公稱通徑Nominal through diameter250300350400450500600高度Height900112514601450160019002300

適用范圍、采用標準、材質、特點 適用范圍適用介質  蒸氣系統、天然氣、有毒廢氣凈化、真空裝置、熱油系統、加熱設備、 冷凍系統、氨、熱水、電站等適用溫度-20——350℃采用標準制造標準：DIN3356檢驗試驗標準：DIN3230結構長度標準：DIN3202對焊口標準：DIN3239法蘭標準：DIN2543-2545   材   質  閥 體閥  蓋閥  桿閥  瓣密 封 面填  料WCBWCBWCB13Gr2Gr2Gr柔性石墨304CF8CF8304304304柔性石墨316CF8MCF8M316316316柔性石墨304LCF3CF3316304L304L柔性石墨316LCF3CF3316316L316L柔性石墨 特   點波紋管密封閥桿雙層、三層波紋管雙重密封無升降手輪位置指示維修方便 外形尺寸各連接尺寸 PNDNLL1DD1D2BfFD6N-ф△H(STRODE)1.61513080956545142--4-141320150901057555142--4-1417251601101158565142--4-14223218012713510078162--4-18294020015614511085163--4-183450230170160125100163--4-184365290-180145120183--4-185080310-195160135203--8-1858100350-215180155203--8-1878125400-245210185223--8-18105150480-280240210243--8-23112200600-335295265263--12-231502.51513080956545162--4-141320150901057555162--4-1417251601101158565162--4-14223218012713510078182--4-18294020015614511085183--4-183450230170160125100203--4-184365290-180145120223--8-185080310-195160135223--8-1858100350-230190160243--8-2378125400-270220188283--8-25105150480-300250218303--8-25112200600-360310278343--12-251504.015130809565451624404-1413201509010575551624514-14172516011011585651624584-142232180127135100781824664-182940200156145110851834764-1834502301701601251002034884-184365290-18014512022341108-185080310-19516013522341218-1858100350-2301901602434.51508-2378125400-2702201882834.51768-25105150480-3002502183034.52048-25112

閘閥適用于石油、化工、火力電站等各種工況的管路上，切斷或接通管路介質。通過選用 不同的材質適用介質為：水、油品、蒸汽、弱酸堿溶液。操作方式有：手動、齒輪傳動、電動、氣動等。該閘閥結構簡單，操作方便，性能好，使用壽命長，是我廠改進產品應用規范1、設計制造按GB12234-892、結構長度按GB12221-893、法蘭尺寸按JB/T79-944、閥門檢查和試驗按GB13927性能規范型號公稱壓力(MPa)實驗壓力工作溫度(℃)適用介質強度水（MPa）密封（水）空氣（MPa）低壓密封空氣（MPa）ZAH-16CZ41W-16P(R)1.62.41.80.6≤200硝酸類Z41W-25P(R)2.53.82.80.6≤200醋酸類Z41W-40P(R)4.06.04.40.6≤200硝酸類Z41W-60P(R)6.49.67.00.6≤200醋酸類主要零件材質閥體/閥蓋ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02WCB零件名稱ZGICr18Ni9Tit系列ZG00Cr18Ni10系列ZG1Cr18Ni12M02Ti系列ZG00Cr17Ni14M02系列WCB系列閘板ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M021Cr13閥桿1Cr18Ni9Ti00Cr18Ni101Cr18Ni12M02Ti00Cr17Ni14M021Cr13填料PTFE編織PTFE編織PTFE編織PTFE編織石墨墊片304L＋PTFE304L＋PTFE316＋PTFE316L＋PTFE石墨壓蓋ZGICr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02系列WCB填料壓環1Cr18Ni9Ti00Cr18Ni101Cr18Ni12M02Ti00Cr17Ni14M021Cr13螺栓1Cr17Ni21Cr17Ni21Cr17Ni21Cr17Ni235CrMoA螺母1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti451.6MPa主要連接尺寸尺寸DN1520253240506580100125150200250300350400450500600Lmm130150160180200250265280300325350400450500550600650700800Hmm1751802102103503583734355006146748181225141516301780205021812599Wmm1801802002002002402402803203603604004505005006007207207202.5MPa主要連接尺寸尺寸DN1520253240506580100125150200250300350400450500600Lmm130150160180200250265280300325350400450500550600650700800Hmm1751802102103503583734355006146748181225141516301780205021812599Wmm180180200200200240240280320360360400450500500600720720720 4.0MPa主要連接尺寸尺寸DN1520253240506580100125150200250300350400Lmm130150160180200250280310350400450550650750850950Hmm1751802102103503583734355006146748181225141516301780Wmm1801802002002002402402803203603604004505005006006.4MPa主要連接尺寸尺寸DN1520253240506580100125150200250300350400Lmm170190210230240250280320350400450550650750850950Hmm175180210230350359373435500614674818970114512801450Wmm12012014016020024028032036040040045056064080080010.0MPa主要連接尺寸尺寸DN1520253240506580100125150200250Lmm170190210230240250280310350400450550650Hmm175180210230350359373435500614674818970Wmm12012016018024028032036040045056064072016.0MPa主要連接尺寸尺寸DN1520253240506580100125150200Lmm170190210230240300340390450525600750Hmm175180210230350359373435500614674818Wmm120120140160200240280320360400400450

設計標準：JB、GB、ANSI、BS、API、ISO、DIN、NF執行標準項目設計制造壓力 - 溫度基準結構長度法蘭連接試驗試驗與檢測標準API600ANSIB16.34ANSI16.10ANSIB16.5API598試驗壓力試驗項目殼體強度試驗 Mpa高壓密封試驗 Mpa低壓密封試驗 Mpa適應溫度介 質水空 氣 壓力等級150Lb3.02.20.6≤ 150 ℃壓力等級300Lb7.55.50.6≤ 150 ℃壓力等級600Lb15.011.00.6≤ 150 ℃主要零件材質零件名稱CF8 系列CF3 系列CF8 系列CF3 系列WCB 系列閥體 / 閥蓋CF8CF3CF 8MCF 3MWCB閘板CF8CF3CF 8MCF 3MWCB閥桿F304F 304LF316F 316L1Cr13 Graphite填料PTFF 編織PTFE 編織PTFE 編織PTFE 編織石墨 Graphite+304墊片PTFE+304PTFE+ 304LPTFE+ 316LPTFE+ 316L石墨 +304壓蓋CF8CF3CF 3MCF 3MWCB填料壓環304304L316L316L1Cr13螺栓193-BBA193-B8193-B 8MA193-B 8M35CrMoA螺母A194 -8MA194 -8MA194 -8MA194 -8M45150LB 主要連接尺寸重量尺寸In ″1/2 ″3/4 ″1 ″1-1/4 ″1-1/2 ″2 ″2-1/2 ″3 ″4 ″5 ″6 ″8 ″10 ″12 ″14 ″16 ″18 ″20 ″DN1520253240506580100125150200250300350400450500LIn5.515.986.497.007.488.509.4811.1412.0015.0015.8616.4917.9919.7630.0032.9435.9839.01Mm140152165178190216241283305381403419457502762838914991HIn6.106.297.328.509.8412.9914.4815.5118.6225.9827.9932.0039.4844.7658.6262.2479.4087.71Mm155160186216250330368394473660711813100311371489158120172228DOIn3.933.934.926.296.299.489.4811.8111.8113.7713.7715.7419.6823.6223.6225.5932.9935.00Mm100100125160160250250300300350350400500600600650838889600Lb 主要連接尺寸及重量尺寸In ″1/2 ″3/4 ″1 ″1-1/4 ″1-1/2 ″2 ″2-1/2 ″3 ″4 ″5 ″6 ″8 ″10 ″12 ″14 ″16 ″18 ″20 ″DN1520253240506580100125150200250300350400450500LIn6.497.488.509.019.4811.4912.9914.0117.0020.0022.0025.9830.9832.9932.9939.0142.9947.00Mm16519021622924129233035643250855966078783883899110921194HIn6.106.297.328.509.8420.0721.8123.4228.0332.51`39.1745.5554.0563.1163.1180.0090.00102.00Mm1551601862162505105545957128269951157137316031603203222.862591DOIn3.393.394.626.296.2910.0010.0012.0014.0115.9820.0024.0127.0027.0027.0035.0035.0044.01Mm1001001251601602542543053564065086106866866868898891118

產品概述高中壓法蘭連接的閘閥適用于公稱壓力PN1.6～16.0MPa,工作溫度≤-29℃～550℃的石油、化工、水力、火力電站各種系統的管路上，切斷或接通管路介質。適用介質為：水、油品、蒸氣、及酸、堿、氨、尿素、含硫天然氣等。操作方式有：手動、齒輪傳動、電動、氣動等。結構特點1、選材考究，符合國內外相關標準，材料的全面質量高。2、符合國內外先進標準的要求，密封可靠、性能優良、造型美觀。3、密封副配對先進合理，閘板和閥座的密封面采用不同硬度的司太立（Stellite）鈷基硬質合金堆焊而成，密封可靠、硬度高、耐磨、耐高溫、耐腐蝕、抗擦傷性能好、壽命長。 4、閥桿經調質及表面氮化處理，有良好的抗腐蝕性、抗擦傷性和耐磨性。5、采用楔式彈性閘板結構，中大口徑設置推力軸承，磨擦力小，并配有撞擊手輪，啟閉輕松自如。6、可采用各種配管法蘭標準及法蘭密封面形式，滿足各種工程需要及用戶要求。執行標準 Administer Standard設計與制造Design and Manufacture結構長度Face To Face法蘭尺寸Flange Dimension壓力-溫度Pressure   Temperature Lating試驗-檢驗spection And TestGB122234GB12221GB9113 JB79GB9131GB/T13927 JB/T9092壓力試驗  Pressure Test公稱壓力NominalPressure1.62.54.06.410.016.0強度試驗Shell Test2.43.86.09.615.024.0 水密封試驗Water Seal Test1.82.84.47.011.018.0上密封試驗Backseat Test1.82.84.47.011.018.0氣密封試驗Air Seal Test0.4-0.7主要零件材料及性能 Main Part Materials and Property體、蓋、板Body Cover Disc閥桿Stem密封面Sealing Face墊片Sealing　Shim填料Packing工作溫度Working Temperature適用介質Suitable Medium WCB2Cr1313CrSTL木體材料With BodyMaterial尼龍Nylon增強柔性石墨13Cr/柔性石墨Enhanced Flexible Graphite1Cr13/Flexible Graphite08軟鋼08 Soft Steal0Cr18Ni9Ti0Cr17Ni12Mo2TiXD550F(T)PTFE柔性石墨增強柔性石墨Flexible GraphiteEnhanced Flexible GraphiteSFB/260SFP/260PTFE≤425水 蒸汽 油品WaterSteamＯil Goods WC138CrMoAl25Cr2MoV≤450 WC6≤540 WC9≤570 C5 C12≤540 ZGCr5Mo≤200硝酸類Nitric acid ZG1Cr18Ni9Ti1Cr18Ni9Ti ≤200醋酸類Acetic acid ZG1Cr18Ni12Mo2Ti1Cr18Ni12Mo2Ti 規格  主要尺寸和重量   Size Main Dimensions and Weight1.6MPaDNLDD1D2bn-φdHD0重量Weight凸面法蘭RFZ40HZ40YZ40WZ40FZ40NZ41HZ41YZ41WZ41FZ41N16C16P16R16I15130956545144-141701205201501057555144-141901406.5251601158565144-1420516093218013510078164-18270180124020014511085164-1831020036.550250160125100164-183582402965260180145120184-183732403380280195160135208-1843528045100300215180155208-1850030063125325245210185228-18614320108150350280240210248-236743601342004003352952652612-238184001922504504053553203012-259694502733005004604103753012-2511455603793505505204704353416-2512806405904006005805254853616-3014526408504506506405855454020-3015417209075007007056506084420-3416767209856008008407707184820-41187480011127009009108407885024-412083800-800100010209508985224-412400950-9001100112010509985428-4129501000-100012001255117011105628-4832451000- 電裝型號 規格 尺寸和重量 Electric Actuator Code Size Main Dimensions and Weight 2.5MPaDNLDD1bn-φd電裝型號Electric Actuator CodeL1HD0重量Weight凸面法蘭RFZ940HZ940YZ940WZ940FZ941HZ941YZ941WZ941F2525P25R25I40200145110184-18DZW105905953659150250160125204-18DZW105906533659565265180145228-18DZW105906653659980280195160228-18DZW15590725365113100300230190248-23DZW20590787365132125325270220288-25DZW20590902365181150350300250308-25DZW305909553652062004003603103412-25DZW3081011054702572504504253703612-30DZW3081013434703173005004854304016-30DZW6081015164704123505505504904416-34DZW9083016785507504006006105504816-34DZW120830184955010424506506606005020-34DZW120830193755012745007007306605220-41DZW180870223432014206008008407705620-41DZW250870243232015227009009558756024-48DZW50087024893201617800100010709906424-49DZW50011702643570-9001100118010906628-54DZW80011702935570-10001200130512106828-58DZW80011703410570-4.0MPa40200145110184-18DZW1059063036592凹凸法蘭MFMZ940HZ940YZ940WZ941HZ941YZ941W4040P40R40I50250160125204-18DZW105906913659565280180145228-18DZW1059071136510280310195160228-18DZW15590775365115100350230190248-23DZW20590871365163125400270220288-25DZW20590948365190150450300250308-25DZW3081010284702192005503753203812-30DZW3081013254703732506504453854212-34DZW4581014004704803007505104504616-34DZW6083016535506863508505705105216-34DZW9083017915508214009506555855816-41DZW1208702092320151450011507556706220-48DZW2508702465320215060013508907956220-54DZW3501170-570-70014509959006824-54DZW5001170-570-8001650113510307624-58DZW8001060-500-6.4MPa40240165125244-23DZW1059066536593凹凸法蘭MFMZ940HZ940YZ940WZ941HZ941YZ941W6464P64R64I50250175135264-23DZW1059079036510265280200160288-23DZW1059084036510680310210170308-23DZW20590890365123100350250200328-25DZW205901020365154125400295240368-30DZW305901100365205150450340280388-34DZW3081012904703172005504053454412-34DZW6081014704704372506504704004812-41DZW9083015005506063007505304605416-41DZW9083018205507323508505955256016-41DZW120870221632011104009506705856616-48DZW1808702838320154050011508007057020-54DZW25011703320570201160013509308207620-58DZW50011703684570- 規格  主要尺寸和重量   Size Main Dimensions and Weight10.0MPaDNLDD1D2D6  bn-φdHD0重量Weight凹凸法蘭MFMZ40HZ40YZ40WZ41HZ41YZ41W100P100R100I15170105755540204-14175160-20190125906851224-18180160-252101351007858244-1831018018322301501108266244-2332020020402401651259576264-23360200405025019514511288284-254902405065280220170138110328-255402407080310230180148121348-25573280100100350265210172150388-30575320110125400310250210176428-347443601801504503502902502044612-348004002502005504303603122605412-418005003602506505004303823136012-411050640-3007505855004423647016-481208720-3508506555604984227616-541410720-4009507156205584748016-541655800-16.0MPa15170110755240244-182301607環槽法蘭RTJZ40HZ40YZ40WZ41HZ41YZ41W160160P160R160I20190130906251264-2326018010252101401007258284-2328020014322301651158566304-25312200214024017501259076324-27350240265030021516513288368-2551228073653402450190152110448-3056032011080390260205168121468-30585350141100450300240200150488-34630400185125525355285238176608-41723500320150600390318270204

產品概述高中壓法蘭連接的閘閥適用于公稱壓力PN1.6～16.0MPa,工作溫度≤-29℃～550℃的石油、化工、水力、火力電站各種系統的管路上，切斷或接通管路介質。適用介質為：水、油品、蒸氣、及酸、堿、氨、尿素、含硫天然氣等。結構特點1、選材考究，符合國內外相關標準，材料的全面質量高。2、符合國內外先進標準的要求，密封可靠、性能優良、造型美觀。3、密封副配對先進合理，閘板和閥座的密封面采用不同硬度的司太立（Stellite）鈷基硬質合金堆焊而成，密封可靠、硬度高、耐磨、耐高溫、耐腐蝕、抗擦傷性能好、壽命長。 4、閥桿經調質及表面氮化處理，有良好的抗腐蝕性、抗擦傷性和耐磨性。5、采用楔式彈性閘板結構，中大口徑設置推力軸承，磨擦力小，并配有撞擊手動，啟閉輕松自如。6、可采用各種配管法蘭標準及法蘭密封面形式，滿足各種工程需要及用戶要求。性能規范型號公稱壓力(MPa)實驗壓力工作溫度(℃)適用介質強度(水)(Mpa)密封(水)空氣低壓密封空氣(Mpa)Z4IH-16CZ41W-16P(R)1.62.41.80.6≤200NITRICACID硝酸類ACETICACID醋酸類NITRICACIDZ41W-25P(R)2.53.82.80.6≤200硝酸類Z41W-40P(R)4.06.04.40.6≤200ACETICACIDZ41W-64P(R)6.49.67.00.6≤200醋酸類主要零件材質閥體/閥蓋ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12Mo2TiZG00Cr17Ni14Mo2WCB零件名稱ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12Mo2TiZG00Cr17Ni14Mo2WCB閘板ZG1Cr18NI9TiZG00Cr18Ni10ZG1Cr18Ni12Mo2TiZG00Cr17Ni14Mo21Cr13閥桿1Cr18Ni9TiooCr18Ni101Cr18Ni12Mo2TiooCr17Ni14Mo21Cr13填料PTFE編織PTFE編織PTFE編織PTFE編織石墨Graphite墊片304L+PTFE304L+PTFE316L+PTFE316L+PTFE石墨+304Graphite+304壓蓋ZG1Cr181Ni10ZG00Cr18Ni10ZG1Cr18Ni12Mo2TiZG00Cr17Ni14Mo2WCB填料壓環1Cr18Ni9Ti00Cr18Ni101Cr18Mi12Mo2Ti00Cr17Ni14Mo21Cr13螺栓1Cr171Ni21Cr171Ni21Cr171Ni21Cr171Ni235CrMoA螺母1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti45

產品概述  焊接連接的閘閥適用于公稱壓力PN16.0-32.0Mpa，工作溫度≤540℃（其中P57170V工作溫度為570℃）的石油、化工、水力、火力電站各種系統的管路上，切斷或接通管路介質。適用介質為水、油品、酸性介質等。操作方式有手動、齒輪傳動、電動等。標準材質明細表序號零件名稱CStoASTMAStoASTMSStoASTMA105F22F304(L)F316(L)1閥體A105A182F22A182F304(L)A182F316(L)2閥座A276420A276304A276304(L)A276316(L)3閘板A182F430&410A182F304A182F304(L)A182F316(L)4閥桿A182F6A182F304A182F304(L)A182F316(L)5墊片316夾柔性石墨316夾PTFE6閥蓋A105A182F22A182F304(L)A182F316(L)7螺栓A193B7A193B16A193B8A193B8M8銷釘A276420A182F3049填料壓套A276410A182F304(L)A182F316(L)10活節螺栓A193B7A193B16A193B8A193B8M11填料壓板A105A182F11A182F304(L)A182F316(L)12螺母A1942HA1944A1948A1948M13閥桿螺母A27642014鎖緊螺母A1942HA1944A1948A1948M15銘牌SS16手輪A19717墊片A47343118填料柔性石墨PTFE適用介質水、蒸汽、油品等水、蒸汽、油品等硝酸、醋酸等適用溫度—29℃～425℃—29℃～540℃—29℃～200℃注意:客戶需求的其他材質也可采用.密封面材料配對客戶指定內件代號決定CS=碳鋼;AS=合金鋼;SS=不銹鋼;尺寸(MM)和重量(KG)NPS縮徑3/8"1/2"3/4"1"11/4"11/2"2" 全徑 3/8"1/2"3/4"1"11/4"11/2"2"L92111111120120140178210H(開)169197197236246283330354W100125125160160180200240重量螺栓式2.54.34.26.68.812.517.223.5焊接式2.44.24.06.38.712.117.222.0

主要性能規范 試驗壓力公稱壓力PN/MPaNominalpressure試驗壓力/MPa Seal test殼體強度試驗Shellslrenght test上密封試驗Back Seal test密封試驗Seat test2.53.82.82.84.O6.04.44.46.49.6707.O1O.O15O11.O11.O使用范圍產品類型Productcalssification適用介質Applicable medium適用溫度/℃Applicable temperatureNKZ61HNKZ64H H-C型NKZ964H H-C型NKZ961H水、蒸汽、空氣Water，Steam，Air≤425NKZ61HNKZ64H Y-I型NKZ964H Y-I型NKZ961H水、蒸汽、空氣Water，Steam，Air≤550主要零部件材料零件名稱閥體、閥蓋閥桿閘板密封面閥桿螺母填料緊固件NKZ61HNKZ64H H-C型NKZ964H H-C型NKZ961HWCB2Crl325H：合金鋼H：alloysteel鋁青銅Albronze膨脹復合石墨Expandingcompoundgraphite優質碳鋼High-gradecarbon steelNKZ61HNKZ64H Y-I型NKZ964H Y-I型NKZ961H鉻鉬鋼Cr.Mo steel20CrlMo1VA鉻鉬鋼Cr.Mo steelY：硬質合金Y：carbide alloy鉻鉬鋼Cr.Mo steel主要尺寸及重量公稱通徑DN/mmNominaldiamecer公稱壓力PN/MPaNominalpressure主要外形尺寸和連接尺寸/mmMain external andconnecting dimensions重量/kgWeightLHDD0∝W502.5250345644937o30’2502465270395826637o30’2503680280425957837o30’3005210030051O11710037o30’3006712532557014412537o30’3509515035072517215137o30’35013520040082022320137o30’40021025045089027825337o30’450300300500107033030337o30’550395350550132038235137o30’650530400600145043239837o30’750685450650156048445037o30’750906500700172053549837o30’8501130600809188063860037o30’9001387700900208373870037o30’95018948001OOO259084080037o30’10002621504.0250345644837o30’3003065270395826637o30’3004280280425957837o30’3505710030051O1171OO37o30’3507512532557014412537o30’40010515035072517215137o30’40015020040082022319937o30’45023225045089027825137o30’550330300500107033030137o30’650430350550132038234937o30’750570400600145043239637o30’850730506.4250350644837o30’3003465280405826537o30’3004880310435957637o30’350651003505151179837o30’4008112540058015012837o30’40011215045073517214937o30’45016120055083522319737o30’55025525065090527824537o30’650390300750108033029337o30’750515350850134038234137o30’800695400950146043238637o30’900885501O.0250350644837o30’3003765280405826337o30’3005280310435957437o30’350701003505151179737o30’4008612540058015012437o30’40011815045073517214437o30’45016820055083522318937o30’55026325065090527823537o30’650405300750108033028137o30’750536350850134038233337o30’850732400950146043237637o30’950947注：PN2.5(25)型閥門允許作為PN1.0(10)、PN1.6(16)壓力級選用主要尺寸公稱通徑DN/mmNominaldiamecer公稱壓力PN/MPaNominalpressure主要外形尺寸和連接尺寸/mmMain external andconnecting dimensions電動裝置ElectricdeviceLHDD0∝W502.5250618644937o30’562DZWlO65270670826637o30’562DZWlO80280700957837o30’562DZWlO10030078511710037o30’607DZWl512532584514412537o30’607DZW20l15035099017215137o30’607DZW20l200400108022320137o30’607DZW30250450115027825337o30’607DZW30300500141533030337o30’755DZW45350550166538235137o30’755DZW60400600181543239837o30’825DZW90450650192048445037o30’825DZWl20500700208053549837o30’825DZWl20600800238063860037o30’925DZWl80504.0250618644937o30’562DZWl565270670826637o30’562DZWl580280700957837o30’607DZWl51OO30078511710037o30’607DZW20l12532584514412537o30’607DZW20l15035099017215137o30’607DZW30200400108022319937o30’607DZW30250450115027825137o30’755DZW45300500141533030137o30’755DZW60350550168538234937o30’825DZW90l400600181543239637o30’825DZW2050　　　　　 6.4250625644937o30’562DZWlO65280693826637o30’562DZWl58031O712957637o30’607DZW20l1OO3507901179837o30’607DZW20l12540085515012837o30’607DZW301504501OOO172>14937o30’607DZW30200550118522319737o30’755DZW45250650125527824537o30’755DZW60300750144533029337o30’825DZW90l350850171538234137o30’825DZWl20l400950198543238637o30’925DZWl80501O．O250625644937o30’562DZWlO65280693826637o30’562DZWl58031O712957437o30’607DZW20l1OO3507901179737o30’607DZW30l12540085515012437o30’607DZW30150450100017214437o30’755DZW45200550118522318937o30’755DZW60250650125527823537o30’825DZW90l300750144533028137o30’825DZWl20l350850171538233337o30’925DZWl80400950198543237637o30’925DZW250注：PN2.5(25)型閥門允許作為PN1.0(10)、PN1.6(16)壓力級選

產品概述本系列閥門連接形式分法蘭、焊接兩種，驅動方式有手動、電動兩種。該閥門適用于工作溫度≤425℃和≤550℃，工作介質為水、蒸汽或空氣的管路上，作為啟閉裝置；尤其適用于火電廠汽機冷凝和真空負壓系統，起真空隔離密封作用。結構特點1、設計了真空密封結構填料室，使系統與大氣隔離，具有良好的環保性能。2、選材考究，符全國內外相關標準，材料的全面質量高。3、密封副配對先進合理，提高了密封性能，使用壽命長。4、啟閉件采用平行閘板雙向彈性密封，摩擦力小，啟閉輕松，維修方便，密封可靠，性能優良。5、閥桿經調質及表面氮化處理，有良好的抗腐蝕性、抗擦傷性和耐磨性。6、法蘭墊片采用復合材料，膨脹系數大、氣密性能好、保證系統與大氣隔離可靠。 試驗壓力公稱壓力PN/MPaNominalpressure試驗壓力/MPa Seal test殼體強度試驗Shell strength上密封試驗Back seal test密封試驗Seat test1.01.51.11.11.62.41.81.82.53.82.82.84.06.O4.44.46.48.67.O7.01O.O15.O11.O11.O使用范圍產品類型Product type適用介質Applicable medium適用溫度/℃Applicable temperatureNKZ41HNKZ44HNKZ944H-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主要零件材料零件名稱Part name閥體、閥蓋Body Bonnet閥桿Stem閘板Wedge gate密封面Sealing face閥桿螺母Yokenut填料Parking緊固件FastenerNKZ44HNKZ41H-C型NKZ944H-C型NKZ941HWCB2Crl325H：合金鋼H：alloy steel鋁青銅Albronze膨脹復合石墨ExpandingcomDoundgraphite優質碳鋼High-gradecarbon steelNKZ44NKZ41Y-I型NKZ944-I型NKZ941鉻鉬鋼Cr.Mo steel20CrlMo1VA38CrMoAlA鉻鉬鋼Cr.Mo steelY：硬質合金Y：carbide alloy鉻鉬鋼Cr.Mo steel 主要尺寸及重量公稱通徑DN/mmNominaldiameter公稱壓力PN/MPaNominalpressure主要外形尺寸和連接尺寸/mmMain extemal and connecting dimensions   閥門重量/kgValveweight附法蘭尺寸/mmAdditional flange’sdimensionsLHDD1D2bfz-dWhD0Dn501.O2503451601251OO1634-1825028454958652703951801451201834-1825040486475802804251951601352034-183005550789710030051O2151801552038-1830072529611012532557024521O1852238-183501066012013615035072528024021O2438-18350146601451632004008203352952652638-184002206220222325045089039035032028312-2340031562225278300500107044040036828312-2345039865303330350550132050046042830416-2355053065351382400600145056551548232416-2555069065398432450650156061556553232420-2560087070460485500700172067062058534420-25650108078500535600800188078072568536520-30700135090600636700900208589584080040524-307501950906907268001OOO2590101O95090544524-34800250010679082650 1.62503451601251OO1634-1825028484958652703951801451201834-1825040506475802804251951601352038-183005852789110030051O2151801552038-1830075529611012532557024521O1852238-183501106012013615035072528024021O2438-233501506014516320040082033529526526312-234002236220122325045089040535532030312-2545032668253278300500107046041O37530312-2555043270303330350550132052047043534416-2560057278351382400600145058052548536416-3065074090398432450650156064058554540420-3070095595450485500700172070565060844420-34750119598500535600800188084077071848520-4180014551056006367009002085g1O84078850524-41850211O11O6907268001OOO2590102095089852524-419502630115790826主要尺寸及重量 公稱通徑DN/mmNominaldiameter公稱壓力PN/MPaNominalpressure主要外形尺寸和連接尺寸/mmMainexternalandconnectingdimensions閥門重量/kgValveweight附法蘭尺寸/mmAdditional flange’s dimensionsLHDD1D2bfZ-dWhDODn50252503451601251002034-1825030484964652703951801451202238-1825043526682802804251951601352238-18300605578951OO3005102301901602438-2330079621001171253255702702201882838-25350114681251441503507253002502183038-253501577215117220040082036031027834312-254002436020122325045089042537033236312-3045034585253278300500107048343039040416-305504559230333035055013205504g044844416-3465061598351382400　145061055050548416-347007g4115398432450650156066060055550420-347501018115450483500700172073066061O52420-418001250120498535600800188084077071856520-418501528130598636700900208595587581560524-48900226514068872680010002590107099093064524-4810002847150788826公稱通徑DN/mmNominaldi8m8ter公稱壓力PN/MPaNominalpressure主要外形尺寸和連接尺寸/mmMain external and connecting dimensions閥門重量/kgValveweight附法蘭尺寸/mmAdditional flange’s dimensionsLHDD1D2bfD6f2z-dWhDODn504．O2503451601251002038844-18300354848646527039518014512022311O48-18300495266828028042519516013522312148-18350655878951003005102301901602431504.58-2335087681001171253255702702201882831764.58-25400124681251441503507253002502183032044.58-25400172721511722004008203753202823832604.512-304502758819g2232504508904453853454233134.512-34550392102251278300500107051O4504084643644.516-346505151163013303505501320570510465524422516-3475068412034g3824006001450655585535584474516-41850902142396432