H71对夹式止回阀.doc

H71对夹升降式止回阀H71 Wafer Upward-Downward Check Valve使用说明书Operating Manual概述1. Introduction产品型号：H71Mode of Product: H71产品名称：对夹升降式止回阀Name of Product: Wafer Upward-Downward Check Valve产品特点：Features of Product:一、 流体力学性能：H71对夹升降式止回阀的体积流量与压力降关系：2. Performance of Hydrodynamics: Relationship between volume flow and differential pressure of H71 Wafer Upward-Downward Check Valve水的当量体积流量Vw与实际流体的 体积流量v按下式换算：Water volume flow (Vw) and actual liquid volume (v) can be calculated with the following formula:式中：Vw一水的当量体积流量ls;In the formula: Vw refers to the water volume flow with the unit: 1/s;P一流体密度，kgm3P refers to fluid density with the unit kg/m3, v一实际流体的体积流量，Is。V refers to the actual volume flow with the unit I/s;二、 流体力学性能Performance of HydrodynamicsH71对夹双瓣旋启式止回阀的流体阻力系数、流量系数及开启压力：Fluid resistance coefficient, flow coefficient and open pressure of H71 Wafer Upward-Downward Check Valve:公称通径Inside Nominal Diameter阀门全开启时的流体阻力系数Fluid resistance coefficient when the valve totally open常温下阀门全开启时的水讲E量系数Water flow coefficient when the valve totally open under normal pressure流体的流向Fluid flow directionDNNPSKv(m3=h)CV(U.S)CV(U.K)开启压力近似值KPaPressure Approximation of Opening (Kpa)151/26.42.63.02.5322.5203/45.16.47.56.3322.52544.112.614.812.3322.53211/44.119.723.119.3322.54011/23.829.563.928.9322.55023.554.699.963.5322.56521/23.585.415083.7322.58033.2128286125322.510042.8244286249322.512552.9375439368312.215063.1522611512312.220083.29151070897312.2三、 对夹升降式止回阀的型号、材料及主要参数：Mode, Material and Main Parameters of Wafer Upward-Downward Check Valve:配管法兰Piping Flange公称压力Nominal Pressure常规产品型号Standard ModeJB/T74-90GB9112-9124、HG20592-20614PN1.0MPaH71H-10CH71W10PH71W10P8H71W10P3H71W10RH71W10R8H71W10R3PN1.6MPaH71H-16CH71H-16PH71H-16P8H71H-16P3H71H-16RH71H-16R8H71H-16R3PN2.5MPaH71H-25H71H-25PH71H-25P8H71H-25P3H71H-25RH71H-25R8H71H-25R3PN4.0MPaH71H-40H71H-40PH71H-40P8H71H-40P3H71H-40RH71H-40R8H71H-40R3PN6.3MPaH71H-63H71H-63PH71H-63P8H71H-63P3H71H-63RH71H-63R8H71H-63R3PN10.0MPaH71H-100H71H-100PH71H-100P8H71H-100P3H71H-100RH71H-100R8H71H-100R3PN16.0MPaH71H-160H71H-160PH71H-160P8H71H-160P3H71H-160RH71H-160R8H71H-160R3CB/T9112-9124、HG20615-20635、SH3406PN2.0MPaH71H-20C-H71H-20P8H71H-20P3-H71H-20R8H71H-20R3PN5.0MPaH71H-50-H71H-50P8H71H-50P3-H71H-50R8H71H-50R3PN11.0MPaH71H-110-H71H-110P8H71H-110P3-H71H-110R8H71H-110R3PN15.0MPaH71H-150-H71H-150P8H71H-150P3-H71H-150R8H71H-150R3ANSIB16.5Class150H71H-A1C-H71H-A1CP8H71H-A1P3-H71H-A1R8H71H-A1R3Class300H71H-A3-H71H-A3P8H71H-A3P3-H71H-A3R8H71H-A3R3Class600H71H-A6-H71H-A6P8H71H-A6P3-H71H-A6R8H71H-A6R3Class900H71H-A9-H71H-A9P8H71H-A9P3-H71H-A9R8H71H-A9R3主要零件材料Material of Main Spare parts阀体valve bodyWCB(A105)ZG1Cr18Ni9TiCF8(304)CF3(304L)ZG1Cr18Ni12Mo2TiCF8M(316)CF3M(316L)阀瓣valve clack2Cr131Cr18Ni9Ti0Cr18Ni900Cr19Ni101Cr18Ni12TMo2i00Cr17Ni12Mo200Cr17Ni14Mo2压圈clamping ring2Cr131Cr18Ni9Ti0Cr18Ni900Cr19Ni101Cr18Ni12TMo2i00Cr17Ni12Mo200Cr17Ni14Mo2弹簧Spring0Cr18Ni90Cr18Ni90Cr18Ni900Cr19Ni101Cr18Ni12TMo2i00Cr17Ni12Mo200Cr17Ni14Mo2适用工况Applicable Condition适月介质Applicable agent 水、蒸汽、油品等Water, steam, oil etc硝酸等腐蚀性介质corrosive environment such as hydrogen nitrate etc强氧化性介质Strong oxidizing agent醋酸等腐蚀性介质corrosive environment such as ethylic acid etc屎素等腐蚀性介质corrosive environment such as excrement适用温度Applicable temperature（）-29425-196540-196425-196540-196455注：本表为常规对夹式止回阀的型号编制、主要零件材料及适用工况，其他要求及其型号编制参见对夹式止回阀型号编制方法。Remarks: This table is applicable for the mode, main spare parts materials and application conditions of standard wafer check valve, other requirements and relative mode please refer to the mode coding means of wafer check valves四、 H71对夹升降式止回阀的主要尺寸及重量：Main Size and Weight of H71 Wafer Upward-Downward Check Valve公称压力Nominal PressurePNMPa公称通径Inside Nominal DiameterDNmm尺寸(mm)Size(mm)重量Weight(Kg)配管法兰(供参考)Piping Flange (for reference)LDD2D3D4D5螺栓孔中心圆直径DlDiameter of center circle of bolt hole螺栓数量Bolt quantity螺栓直径DBolt Diameter螺栓长度LlBolt LengthPN1.0MPaPN1.6MPa151652152431400.12654M1275201962193040500.24754M1290252270243647580.34854M1290322883314656680.531004M161004031.593395566780.801104M161055040108486578901.21254M1612565461286280951101.81454M16130805014276961101252.21608M1613510065162951151351503.41808M1615012590192110125132-9.02108M16180150106218127150158-142408M20210PN1.0MPa200140273165200208-242958M20240PN1.6MPa200140273165200208-2429512M20240PN2.5MPa151652152431400.12654M1280201962193040500.24754M1290252272243647580.34854M1290322883314656680.531004M161104031.593395566780.801104M161155040108486578901.21254M1612565461286280951101.81458M16135805014276961101282.21608M1614510060168951151351503.81908M2016012590194110125132-9.22208M24205150106224127150158-152508M24225200140284165200208-2631012M24260PN4.0MPa151652152431400.12654M1280201962193040500.24754M1290252272243647580.34854M1290322883314656680.5310