阀门结构尺寸一览表(国标)

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1、阀门结构尺寸一览表1、单闸板闸阀公称直径阀体长度(mm)PNl.OMPaPN1.6MPaPN2.5MPaPN4.0MPa151301301302015015015025160160160321801801804016520020020050180250250250651952652652808021028028031010023030030035012525532532540015028035035045020033040040055025038045045065030042050050075035045055055085040048060060095045051

2、05005402、双闸板闸阀(PN1.OMpa)DN506580100125150200250300350400450500阀体长度1801952102302552803304505004506005105403、截止阀（包括柱塞截止阀）公称直径DN阀体长度（mm）公称压力（Mpa）1.62.54.06.410.015130注①13013017017020150注②15015019019025160160160210210321801801802302304020020020026026050230230230300300652902902903403408031

3、0310310380380100350350350430430125400400400500500150480480480550550200600600600650650250622注③622注③622注③775775300698曲698注④698注④900900注：①铁制截止阀为110②铁制截止阀为140③氨用、氯用截止阀为650④氨用氯用截止阀为7004、J11型丝接截止阀（PN1.6Mpa）公称直径152025324050螺纹规格GW'G呀，G1"G1%”G1炊G2”阀体长度90100120140170200螺纹长度1414182022245、旋启式止回阀(

4、H44系列)公称直径DN阀体长度(mm)公称压力(Mpa)1.62.54.025160160160321801801804020020020050230230230652902902908031031031010035035035012540040040015048048048020055055060025065065073030075075085035085085098040095095011006、升降式止回阀(H41系列)公称直径DN阀体长度(nmi)公称压力(Mpa)1.62.54.0251601601603218018018040200200200502

5、3023023065290290290803103103101003503503501254004004001504804804802005505506002506506507303007507508507、钢制金属密封蝶阀公称通径DN阀体长度(mm)法兰式对夹式公称压力(Mpa)1.01.61.01.6501081084343651121124646801141146464100127127646412514014070701501401407676200152152898925016516511411430017817811411435019019012712

6、7400216216140140450???.152152500229229152152600267267178178700292292229229800318318241241900330330241241100041041030()3008、球阀公称通径DN阀体长度(mm)公称压力(Mpa)1.62.54.06.4系列1系列2系列1系列2系列1系列215130108130140130140165201401171401521401521902515012715016515016521632165140165180180180229401801651801902

7、00190241502001782002162202162926522019022024125024133080250203250283280283356100280305320305320305432125320356400381400381508150360394400403400403559200400457502550502660250533568568787300610648648838350688762762889400762838838991