管道弯头、三通、管子、法兰、阀门公制与英制尺寸对照表

《管道弯头、三通、管子、法兰、阀门公制与英制尺寸对照表》由会员分享，可在线阅读，更多相关《管道弯头、三通、管子、法兰、阀门公制与英制尺寸对照表（5页珍藏版）》请在金锄头文库上搜索。

1、 管道弯头、三通、管子、法兰、阀门公制与英制尺寸对照表管道元件法兰公制（B）英制（A）公制英制公称直径DN外径/mm英寸 外径/mm公称通径DN外径 /mm英寸 PN=2.5MPaPN=4MPaPN=6.3MPaPN=10MPaPN=16MPa6101/810.291/8813.51/413.721/410173/817.151090901001001003/815201/221.341595951051051051/220253/426.67201051051301301303/42532133.4025115115140140140132381-1/442.1632140140155155

2、1551-1/440451-1/248.26401501501701701701-1/25057260.3350165165180195195265762-1/273.03651851852052202202-1/28089388.908020020021523023033-1/2101.601001084114.3010023523525026526541251335141.3012527027029531531551501596168.2815030030034535535562002198219.08200360375415430430825027310273.0525042545047

3、05055151030032512323.853004855155305855851235037714355.603505555806006551440042616406.404006206606707151645047818457.204506706851850053020508.005007307552055063022558.805502260024609.60600845890246502665026700720287009602875030762.007503080082032800108532850348503490092036900118536950389503810001020

4、4010001320401050421050421100112044110044115046115046120012204812001530481250501250501300521300521350541350541400561400175556145058145058150060150060160064160019756418007218002195722000802000242580210084210084220088220088240096240096备注：1 英寸=25.4 毫米=8 英分=1 ANSI（美制） 1 bar=0.1 MPa=14.5 psi 法兰外径参照平面、突面、凹凸面整体钢制法兰数据编入表中，对于其它种类法兰外径仅供参考。