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1、GB9119，288GB9119，288in公稱通徑 10kg=1.0MPa公稱通徑 16kg=1.6MPa法蘭外徑螺栓孔距螺栓直徑螺栓孔數(shù)法蘭厚度法蘭外徑螺栓孔距螺栓直徑螺栓孔數(shù)法蘭厚度3/8DN10506014414DN109060144141/2DN15596514414DN159565144143/4DN201057514416DN2010575144161DN251158514416DN25115851441611/4DN3214010018418DN321401001841811/2DN4015011018418DN40150110184182DN5016512518420DN50

2、1651251842021/2DN6518514518420DN65185145184203DN8020016018820DN802001601882031/2DN10022018018822DN100220180188224DN12525021018822DN125250210188225DN15028524022824DN150285240228246DN20034029522824DN200340295228268DN250395350221226DN25040535526122910DN300445400221228DN30046041026123212DN35050546022163

3、0DN35052047026163514DN400565515261632DN40058052530163816DN450615565262035DN45064058530204218DN500670620262038DN50071565033204620DN600780725262042DN600840770362052JIS標準JIS標準in公稱通徑 10kg=1.0MPa公稱通徑 16kg=1.6MPa法蘭外徑螺栓孔距螺栓直徑螺栓孔數(shù)法蘭厚度法蘭外徑螺栓孔距螺栓直徑螺栓孔數(shù)法蘭厚度3/8DN10DN101/2DN15DN153/4DN20DN201DN25DN2511/4DN32DN32

4、11/2DN4014010519416DN40140105194162DN5015512019416DN501551201981621/2DN6517514019418DN65175140198183DN8018515019818DN802001602282031/2DN9019516019818DN90210170228204DN10021017519818DN100225185228225DN12525021023820DN125270225258226DN15028024023822DN1503052602512248DN200330290231222DN2003503052512261

5、0DN250400355251224DN25043038029122812DN300445400251624DN30048043029163014DN350490445251626DN35054048032163416DN400560510271628DN40060554035163818DN450DN45020DN500DN50024DN600DN600JIS標準公稱通徑 20kg=2.0MPa法蘭外徑螺栓孔距螺栓直徑螺栓孔數(shù)法蘭厚度DN10DN15DN20DN25DN32DN4014010519418DN5015512019818DN6517514019820DN8020016023822

6、DN9021017023824DN10022518523824DN12527022525826DN150305260251228DN200350305251230DN250430380291234DN300480430291636DN350540480331640DN400605540331646DN450DN500DN600ANSI標準125型 ANSI標準150型in公稱通徑 10kg=1.0MPa公稱通徑 16kg=1.6MPa法蘭外徑螺栓孔距螺栓直徑螺栓孔數(shù)法蘭厚度法蘭外徑螺栓孔距螺栓直徑螺栓孔數(shù)法蘭厚度3/8DN10DN101/2DN15DN153/4DN20DN201DN25DN2

7、511/4DN32DN3211/2DN4012798.516414.3DN4012798.516417.52DN50152120.519415.9DN50152121.519419.121/2DN65178139.519417.5DN65178139.519422.33DN80190152.519419.1DN80190152.519423.94DN100229190.519823.9DN100229190.519823.95DN125254216.522823.9DN125254216.522823.96DN150279241.522825.4DN150279241.522825.48DN2

8、00343298.522828.6DN200343298.522828.610DN250406362.5251230.2DN250406362.5251230.212DN300483432251231.8DN300483432251231.814DN350533476.5291235DN350533476.529123516DN400597539.5291636.6DN400597539.5291636.618DN450DN45020DN500DN50024DN600DN600 ANSI標準300型公稱通徑 20kg=2.0MPa法蘭外徑螺栓孔距螺栓直徑螺栓孔數(shù)法蘭厚度DN10DN15DN20

9、DN25DN32DN40156114.519418DN5016512722818DN6519014922820DN8021016822822DN10025420022824DN12527923522826DN150318270 2 21228DN200381330251230DN250444387.5291634DN300521451321636DN350584514.5322040DN400648571.53 52046DN450DN500DN600螺栓配套孔距對比表螺栓孔距直徑111418（19）22（23）26（28）30（31）33（34）36（37）39（40）螺栓公稱直徑M10M12M16M20M24M27M30M33M36