法兰规格尺寸表(国标,美标)

1、.法兰规格尺寸表（国标，美标）表中收集（国标、美标）常用法兰规格尺寸GB9119 ，2 88GB9119 ， 28810kg=1.0MPa16kg=1.6MPain公称通径法兰螺栓孔 螺栓直螺栓孔公称通径法兰外螺栓孔法兰厚法兰厚度螺栓孔距螺栓直径外径距径数径数度3/8DN10506014414DN109060144141/2DN159565144143/4DN201057514416DN2010575144161DN251158514416DN25115851441611 /4DN3214010018418DN321401001841811 /2DN401501101

2、8418DN40150110184182DN5016512518420DN501651251842021 /2DN6518514518420DN65185145184203DN8020016018820DN802001601882031 /2DN10022018018822DN100220180188224DN12525021018822DN125250210188225DN15028524022824DN150285240228246DN20034029522824DN200340295228268DN250395350221226DN25040535526122910DN300445400

3、221228DN30046041026123212DN350505460221630DN35052047026163514DN400565515261632DN40058052530163816DN450615565262035DN45064058530204218DN500670620262038DN50071565033204620DN600780725262042DN600840770362052ANSI 标准 125型ANSI 标准 150 型10kg=1.0MPa16kg=1.6MPain公称通径法兰螺栓孔 螺栓直螺栓孔公称通径法兰外螺栓孔法兰厚度螺栓孔距螺栓直径法兰厚度外径距径数径

4、数3/8DN10DN101/2DN15DN153/4DN20DN201DN25DN2511 /4DN32DN3211 /2DN4012798.516414.3DN4012798.516417.5.2DN50152120.519415.9DN50152121.519419.121 /2DN65178139.519417.5DN65178139.519422.33DN80190152.519419.1DN80190152.519423.94DN100229190.519823.9DN100229190.519823.95DN125254216.522823.9DN125254216.522823.

5、96DN150279241.522825.4DN150279241.522825.48DN200343298.522828.6DN200343298.522828.610DN250406362.5251230.2DN250406362.5251230.212DN300483432251231.8DN300483432251231.814DN350533476.5291235DN350533476.529123516DN400597539.5291636.6DN400597539.5291636.618DN450DN45020DN500DN50024DN600DN600ANSI 标准 300型公称通径 20kg=20bar=2.0MPa法兰外径螺栓孔距螺栓直径螺栓孔数法兰厚度DN10DN15DN20DN25DN32DN40156114.519418DN5016512722818DN6519014922820DN8021016822822DN10025420022824DN12527923522826DN1503182702 21228DN200381330251230DN250444387.5291634DN300521451321636DN350584514.5322040DN400648571.53 52046DN450DN500DN600螺栓配套孔距对比表.螺栓孔距