对夹止回阀尺寸结构图

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1、对夹止回阀尺寸结构对夹式止回阀H71基本信息栏品名对夹式止回阀H71HDN50-600mmPNl.6-6.4mpa碳钢;不锈钢型号规格压力材质H71系列对夹升降式止回阀的型号、材料及主要参数配管法兰公称压力常规产品型号H71W-10PNl.OMPaH71H-10CPH71W-16PN1.6MPaJB/T74H71W-25〜90、GB/T9112，124、HG20592H71W-63〜20614H71W-100PNlO.OMPaH71W-100PH71W-160PN16.0MPaH71W-160SH3406PGB/T9112〜9124、HG20615〜20

2、635、Classl50ANSI16.5BClass300Class600Class900主要阀体零件材料阀瓣2Crl3WCB(A105)Ni9Ti!Crl8Ni90Crl8Ni900Crl9Nil0H71H-A1CH71H-A3H71H-A6H71H-A9ZGlCrl8CF8(304)CF3(304L)12Mo2TilCrl8Nil20Crl7Nil2Mo200Crl7Nil4MH71W-A1P8H71W-A3P8H71W-A6P8H71W-A9P8H71W-A1P3H71W-A3P3H71W-A6P3H71W-A9P3一ZGlC「18NiCF8M(3

3、16)CF3M(316L)H71W-A1R8H71W-A3R8H71W-A6R8H71W-A9R8H71W-A1R3H71W-A3R3H71W-A6R3H71W-A9R3PN15.0MPaH71H-150H71W-150P8H71W-150P3H71W-150R3PN2.0MPaPN5.0MPaPNll.OMPaH71H-20CH71H-50H71H-110H71W-20P8H71W-50P8H71W-110P8H71W-20P3H71W-50P3H71W-110P3H71W-20R8H71W-50R8H71W-110R8H71W-20R3H71W-50

4、R3H71W-110R3H71W-160P8H71W-160P3H71W-160RH71W-160R8H71W-160R3H71W-100P8H71W-100P3H71W-100RH71W-100R8H71W-100R3PN6.3MPaH71W-63P8H71W-63P3H71W-63RH71W-63R8H71W-63R3PN4.0MPaH71W-40PH71W-40P8H71W-40P3H71W-40RH71W-40R8H71W-40R3PN2.5MPaH71W-25PH71W-25P8H71W-25P3H71W-25RH71W-25R8H71W-25

5、R3H71W-16P8H71W-16P3H71W-16RH71W-16R8H71W-16R3H71W-10P8H71W-10P3H71W-10RH71W-10R8H71W-10R3TilCrl8Ni9压圈2Crl3Ti0Crl8Ni900Crl9Nil0Mo2TilCrl8Nil20Crl7Nil2Mo2Mo2Ti0Crl7Nil2o200Crl7Nil4Mo200Crl7Nil4M0Crl7Nil2Mo2o2弹簧0Crl8Ni90Crl8Ni90Crl8Ni900Crl9Nil0Mo2适用适用介质工况适用温度(°C)-29〜425-196〜540-19

6、6〜425-196〜540-196〜455水、蒸汽、油品等硝酸等腐蚀性介质强氧化性介质醋酸等腐蚀性介质尿素等腐蚀性介质注：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止回阀型号编制方法。http://www.famenwz.com/?p=133重量尺寸(mm)公称压力PNMPa152531.20535.2553240PN1.010MPaPN1.612MPa(长系列)13806581610041812586810150Oil20001625015PN2.531.MPa（长系列）35.255722460360.34M

7、1290205621952300.24754M12902525281544250.12M1280033824/208353508M20260927819/208242958M2024021158142408M2021012/132102108M1618098/1125.7180815078128903.11608M161356562463117752.21454M161304898621.21254M16125384083933139727443520.530.8010011044M16M1610010572360.34854M1290621952300

8、.24754M1290521544250.12M1275公称通径DNmmLDD3