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  2. 鍛鋼閘閥廠家服務(wù)熱線13371053778
    工業(yè)閥門
    當(dāng)前位置:北方閥門集團有限公司 >> 產(chǎn)品系列 >> 通用閥門系列 >> 止回閥 >> 瀏覽產(chǎn)品
    旋啟式止回閥H44Y

    旋啟式止回閥H44Y

    產(chǎn)品名稱:旋啟式止回閥H44Y

    產(chǎn)品型號:H44Y

    連接方式:法蘭

    結(jié)構(gòu)形式:旋啟式

    驅(qū)動方式:手動

    產(chǎn)品口徑:DN25-DN450

    公稱壓力:0.6~6.4MPa

    閥體材質(zhì):HT200 WCB 20# A105 304 304L 316 316L

    閥門十大品牌
    產(chǎn)品詳情

    H44H、H44Y、H64H、H64Y鑄鋼旋啟式止回閥

    產(chǎn)品概述 

    H4(6)4H/Y止回閥的功能是控制管道內(nèi)介質(zhì)單向流向的閥門,用來防止管路中的介質(zhì)倒流。止回閥屬于自動閥類,啟閉件靠流動介質(zhì)的力量自行開啟或關(guān)閉。止回閥只用于介質(zhì)單向流動的管路上,阻止介質(zhì)回流,以防發(fā)生事故。主要用于石油、化工、制藥、化肥、電力等管路上。  

    特點及優(yōu)點 

    ●產(chǎn)品的設(shè)計制造符合美國國家標(biāo)準(zhǔn)ANSI B16.34,美國石油學(xué)會標(biāo)準(zhǔn)API6D要求 

    ●閥門承壓件采用精密鑄造工藝澆鑄,表面質(zhì)量美觀,無粘沙、冷隔等表面缺陷;內(nèi)在質(zhì)量穩(wěn)定,無疏松、砂眼、裂紋等內(nèi)在缺陷。

    ●旋啟式止回閥采用內(nèi)裝搖臂旋啟式結(jié)構(gòu),閥門的所有啟閉件都裝于閥體內(nèi)部,不穿透閥體,除了中法蘭部位用密封墊片或密封環(huán)密封外,整體沒有外漏點,杜絕了閥門外泄的可能。

    ●旋啟式止回閥搖臂和閥瓣連接處采用球面連接的結(jié)構(gòu),使得閥瓣在360℃范圍內(nèi)有一定的自由度,有適當(dāng)?shù)奈⒘课恢醚a償。 

    ●旋啟式止回閥密封副的密封面堆焊合金鋼(13Cr)或硬質(zhì)合金Stellite6,即使用在有細顆粒的介質(zhì)中并不會因沖蝕而很快磨損。

    美標(biāo)鑄鋼旋啟式止回閥設(shè)計與制造標(biāo)準(zhǔn): 

    ●設(shè)計與制造:API6D、ANSI/ASME B16.34

    ●結(jié)構(gòu)長度:ANSI/ASME B16.10、API6D

    ●法蘭尺寸:ANSI/ASME B16.5、API605  

    ●壓力溫度:ANSI/ASME B16.34

    ●對焊連接尺寸:ANSI/ASME B16.25 

    ●檢驗與試驗:API598、API6D


    壓力試驗



    公稱壓力
    PN(Lb)
    強度試驗水密封試驗氣密封試驗
    MPaLbf/in2MPaLbf/in2MPaLbf/in2
    1503.14502.23150.5-0.760-100
    3007.811255.6815
    60015.3222511.21630
    90023.1335016.82440
    150038.4557528.14080
    250064.6936747.46873

    公稱壓力
    PN (MPa)
    強度試驗水密封試驗氣密封試驗
    1.5* PN (MPa)1.1* PN (MPa)0.5-0.7 (MPa)
    1.62.41.80.6 MPa
    2.53.82.8
    4.06.04.4
    6.49.67.1
    10.015.011.0
    16.024.017.6

    美標(biāo)鑄鋼止回閥的材料明細表  (Main Material List)


    序號
    NO.
    零件名稱
    Part Name
    碳鋼系列
    Carbon Steel
    合金鋼系列
    Alloy steel
    不銹鋼系列
    Stainless Steel
    ASTM
    1閥體/BodyA216/WCBA217/WC9A351/CF8A351/CF3M
    2閥座/ Seat RingA105A182/304A182/304A182/316L
    3閥瓣/DiscA105A182/F304A182/F304A182/F316L
    4搖桿/HingeA216/WCBA217/WC9A351/CF8A351/CF3M
    5密封墊片/Gasket304+夾柔性石墨316+夾柔性石墨?? (或PTFE )316L+夾柔性石墨??? (或PTFE)
    6銷軸/Hinge PinA182F6A182/F304A182/F304A182/F316L
    7閥蓋/BonnetA216/WCBA217/WC9A351/CF8A351/CF3M
    8螺柱/StudA193/B7A193/B16A193/B8A193/B8M
    9六角螺母/ NutA194/2HA194/7A194/8A194/8
    適用介質(zhì)水、蒸汽、油品等水、蒸汽、油品等硝酸、醋酸等
    適用溫度—29℃~425℃—29℃~550℃—29℃~200℃

    注:客戶需求的其他材質(zhì)也可采用.密封面材料配對客戶指定內(nèi)件代號決定
    美標(biāo)鑄鋼止回閥主要安裝尺寸及重量:(Dimensions and Weight)               單位:mm/in

    Class 150
    DN(mm)152540506580100125150200250300350400450500600700750
    NPS (in)1/211-1/222-1/234568101214161820242830
    L(RF-BW)108127165203216241292330356495622699787864978978129514481524
    4.356.588.59.511.5131419.524.527.5313438.538.5515760
    L(RTJ)119140178216229254305343368508635711800876991991130814611537
    4.75.578.511.5101213.514.520252831.534.5393951.557.560.5
    H130140150170180185215240260300350400450480540600680710790
    5.15.566.87.17.48.59.510.311.913.915.817.81921.325.626.82831.1
    RF(Kg)7811152333446978137207279428555775835129514501620
    BW(Kg)678.5121624345763122175229368483685720115013001450
    Class 300
    DN(mm)2540506580100125150200250300350400450500600700750
    NPS (in)11-1/222-1/234568101214161820242830
    L(RF-BW)2162412672923183564004445336227118388649781016134614991594
    8.59.510.511.512.51415.817.52124.528333438.54053.95962.8
    L(RTJ)2292542833083333714164605496387278548799941035136815241619
    91011.112.113.114.616.418.121.625.128.633.634.639.140.853.96063.8
    H150160170185215235270300340350420480520600670750780810
    5.96.36.87.48.59.310.611.913.413.916.618.920.523.626.429.630.731.9
    RF(Kg)101221243960809017521028670077410001273165017251819
    BW(Kg)8101617305061681451802604906408501100140015701700


    Class 600
    DN(mm)506580100150200250300350400450500600
    NPS (in)22-1/2346810121416182024
    L(RF-BW)292330356432559660787838889991109211941397
    11.5131417222631333539434755
    L(RTJ)295333359435562664791841892994109512001407













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