ANSI各国法兰标准查询

1、各国法兰标准查询目录法兰标准尺寸表一、 ANSI150、300、400、600、900、1500、2500RF法兰尺寸表Table1 ANSI 150RF Table2 ANSI 300RF Table3 ANSI 400RF Table4 ANSI 600RF Table5 ANSI 900RF Table6 ANSI 1500RF Table7 ANSI 2500RF 二、 ANSI 150 、300、600、900、1500、2500RJ 法兰尺寸表Table8 ANSI 150RJ Table9 ANSI 300RJ Table10 ANSI 600RJ Table11 ANSI 90

2、0RJ Table12 ANSI 1500RJ Table13 ANSI 2500RJ 三、 JIS 10K 、16K、20K、30K、40K、63K、RF 、FF 法兰尺寸表Table14 JIS 10K、RF 、FF Table15 JIS 16K 、RF 、FF Table16 JIS 20K 、RF 、FF Table17 JIS 30K 、RF 、FF Table18 JIS 40K 、RF 、FF Table19 JIS 63K 、RF 、FF 四、 JPI 150 、300、600RF、RJ法兰尺寸表Table20 JPI 150RFTable21 JPI 300RF Table

3、22 JPI 600RF Table23 JPI 150RJ Table24 JPI 300RJ Table25 JPI 600RJ 五、德国 DIN 标准法兰尺寸Table26 PN16(1.6MPa) Table27 PN40(4.0MPa) 六、中国 JB 标准法兰尺寸1、凸面整体钢管法兰（JB/T79.1-94) Table28 PN1.6MPa Table29 PN2.5MPa Table30 PN4.0 MPa 2、凹凸面整体铸钢管法兰（JB/T79.2-94) Table31 PN4.0MPa Table32 PN6.3MPa Table33 PN10.0MPa Table34

4、PN16.0MPa Table35 PN20.0MPa 3 、榫槽面整体铸钢管法兰（JB/T79.3-94）Table36 PN4.0MPa Table37 PN6.3 Table38 PN10. 法兰标准尺寸表一、 ANSI150、300、400、600、900、1500、2500RF法兰尺寸表 回到首页 回到首页 Table1 ANSI 150RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径焊接处颈部直径颈根部直径法兰厚度焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓直径DNDD1D2ABCEFGJL1L2L3LdnM2098704321282027381353162

5、291.6154122510879.5512735253451491456171.615412321188963.53543324260591657211.6154124012798.5734150404867651862221.61541250152120.59253625060.583781964251.61941665178139.51056375657395912470291.61941680190152.5127789180891081082470301.619416100229190.51571021161001141401352476333051.6198161252542161

6、861281441251411651642489371.6238M20150279241.52161541711501681971922589401.6238M20200343298.527020322120021924824629102441.6238M2025040636232425527625027330530530102491.62512M2230048343238130532730032436536532114561.62512M22 回到首页 Table2 ANSI 300RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径焊接处颈部直径颈根部直径法兰厚度焊接法兰

7、长度连接凸出部分高度螺栓孔直径数量螺栓直径DNDD1D2ABCEFGJL1L2L3LdnM2011782.54321282027481657252291.6194162512489512735253454541762271.6194163213398.4643543324264641965271.61941640156114.5734150404870702168301.62342050165127925362506084842270331.61981665191149105637565731001002576381.62382080210168127789180891171172979431

8、.6238201002542001571021161001141461463286483051.6238201252792351861281441251411781783598511.6238201503182702161541711501682062063798521.623122020038133027020322120021926026041111621.6251222250445387.532425527625027332132148117671.630162730052145138130532730032437537551130731.6331630 回到首页 Table3 ANSI

9、 400RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径焊接处颈部直径颈根部直径法兰厚度焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓直径DNDD1D2ABCEFGJL1L2L3LdnM2011782.543按用户要求282027482264322356.41941625124895135253454542468336.41941632133986443324264642773356.419416401561147350404870702976386.423420501651279262506084843279436.419816651911491057565731001

10、003586486.423820802101681279180891171173889526.4238201002542001571161001141461464195573116.42582212527923518614412514117817845108606.42582215031827021617115016820620648110646.425122220038133027022120021926026054124756.430122725044538732427625027332132160130796.433163030052145138132730032437537564143

11、866.4351632 回到首页 Table4 ANSI 600RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径焊接处颈部直径颈根部直径法兰厚度焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓直径DNDD1D2ABCEFGJL1L2L3LdnM2011782.543按用户要求282027482264322356.41941625124895135253454542468336.41941632133986443324264642773356.41941640156114.57350404870702976386.4234205016512792625060848432794

12、36.419816651911491057565731001003586486.423820802101681279180891171173889526.42382010027321615711610011415215245108573116.425822125330 266.518614412514119118951121676.43082715035629221617115016822222254124736.433123020041934927022120021927327362140836.436123325050843232427625027334334370159926.43616

13、3330055948938132730032440040073162986.4362033 回到首页 Table5 ANSI 900RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径焊接处颈部直径颈根部直径法兰厚度焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓直径DNDD1D2ABCEFGJL1L2L3LdnM201308943按用户要求282027443276412356.42342025149101.55135253452523579486.425422321591116443324263.5643579486.42542240178124735040487070388

14、9516.430427502161659262506010510545108646.42582265244190.510575657312412448111706.43082780241190.512791808912712745108606.425822100292235 15711610011415915951121763116.433830125349279.5186144125141190.519158133866.436833150381317.521617115016823523562146926.4331230200470393.5270221200219298298701681

15、086.4391236250546470324276250273368368761911146.4391636300610533.5381327300324419419862061246.4392036 回到首页 Table6 ANSI 1500RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径焊接处颈部直径颈根部直径法兰厚度焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓直径DNDD1D2ABCEFGJL1L2L3LdnM201308943按用户要求28202744.53276412356.42342025149101.55135253452523579486.425422

16、321591116443324263.563.53579486.425422401781247350404870703989516.430427502161659262506010510545108646.42582265244190.510575657312412448111706.4308278026720312791808913313354124796.433830100311241.515711610011416216261130973116.435832125375292186144125141197170801621116.442839150394317.5216171150168

17、229229891781256.4451242200483393.5270221200219292292992191496.4451242250584482.5324276250273368368115260165311 5146.4511248300673571.53813273003244514511312891876.4551652 回到首页 Table7 ANSI 2500RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径焊接处颈部直径颈根部直径法兰厚度焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓直径DNDD1D2ABCEFGJL1L2L3LdnM20140984

18、3按用户要求282027513886492356.423420251591085135253457574195546.4254223218413063.5433242737345102593116.4304274020314673504048797951118676.43343050235171.592625060959557133766.4308276526719710575657311411464149866.43383080305228.512791808913313373175986.436833100356273157116100114165165831971146.44283912

19、5419324186144125141203203982351376.448845150483368.52161711501682352351142791596.4558522005524382702212002193053051333241846.4551252250673539.5324276250273375375172426235311 5146.46712643007626193813273003244414411914702606.4751272 回到首页 二、 ANSI 150 、300、600、900、1500、2500RJ法兰尺寸表Table8 ANSI 150RJ mm 查

20、看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度梯形槽中心圆直径梯形槽深度梯形槽宽度螺栓孔数量与直径螺栓直径DNDD1D2D3tfLEFn-dM2510879.563.52520.76.447.66.48582.63823.96.465.16.48.74-151250152120.5101.65125.56.482.66.48.74-191665178139.5120.66428.76.4101.66.48.74-191680190152.5133.47630.36.4114.36.48.74-1916100229190.5171

21、.410230.36.4149.26.48.78-1916125254216193.712730.36.4171.56.48.78-2320150279241.5219.115231.86.4193.66.48.78-2320200343298.5273203356.4247.76.48.78-2320250406362330.225436.66.4304.86.48.712-2522300483432406.430538.26.43816.48.712-2522 回到首页 Table9 ANSI 300RJ mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分

22、高度梯形槽中心圆直径梯形槽深度梯形槽宽度螺栓孔数量与直径螺栓直径DNDD1D2D3tfLEFn-dM2011782.563.51922.36.442.96.48.74-1916251248969.82523.96.450.86.48.74-191640156114.590.53827.16.468.36.48.74-2320501651271085130.3882.6811.98-1916651901491276433.48101.6811.98-2320802101681467636.68123.8811.98-2320100254200174.610246.18149.2811.98-23

23、20125279235209.6127438181.0811.98-2320150318270241.315244.68211.1811.912-2320200381330301.620349.38269.9811.912-2522250444387.5355.625455.78323.9811.916-3027300521451412.530558.88381811.916-3330 回到首页 Table10 ANSI 600RJ mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度梯形槽中心圆直径梯形槽深度梯形槽宽度螺栓孔数量与直径螺栓直径DNDD1D2

24、D3tfLEFn-dM2011782.563.51922.36.442.96.48.74-1916251248969.82523.96.450.86.48.74-191640156114.590.53828.76.468.36.48.74-2220501651271085133.4882.6811.98-1916651901491276436.68101.6811.98-2220802101681467639.68123.8811.98-2220100273216174.610246.18149.2811.98-2222125330266.5209.612752.58181.0811.98-2

25、527150356292241.315255.78211.1811.912-3230200419349301.620063.68269.9811.912-3633250508432355.624871.58323.9811.916-3633300559489412.829874.78381.0811.920-3633 回到首页 Table11 ANSI 900RJ mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度梯形槽中心圆直径梯形槽深度梯形槽宽度螺栓孔数量与直径螺栓直径DNDD1D2D3tfLEFn-dM80241190.5155.67346.1812

26、3.8811.98-25221002922351819952.58149.2811.98-3330125349279.5215.912158.88181.0811.98-3532150381317.5241.314663.68211.1811.912-3330200470393.530819171.58270.0811.912-393625054647036223877.98323.9811.916-3936300610533.5419.128287.48381.0811.920-3936 回到首页 Table12 ANSI 1500RJ mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部

27、分直径内径法兰厚度连接凸出部分高度梯形槽中心圆直径梯形槽深度梯形槽宽度螺栓孔数量与直径螺栓直径DNDD1D2D3tfLEFn-dM25149101.571.422356.450.86.48.74-25224017812492.13538.26.468.36.48.74-302750216165123.84846.1895.3811.98-252265244190.5136.55749.38108 811.98-302780267203168.37055.78136.5 811.98-3330100311241.5193.792628162811.98-3633125375292228.6111

28、81.18193.7811.98-4239150394317.5247.613692.29.6211.19.613.512-3936200483393.5317.5178103.311.227011.216.712-4542250584482.5371.5222119.211.2323.911.216.712-5148300673571.5438.2264138.214.338114.323.016-5552 回到首页 Table13 ANSI 2500RJ mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度梯形槽中心圆直径梯形槽深度梯形槽宽度螺栓孔数量与

29、直径螺栓直径DNDD1D2D3tfLEFn-dM2515910882.61941.46.460.36.48.74-252240203146114.32852.5882.6811.94-333050235171.5133.43858.88101.6811.98-302765267197149.24866.89.6111.19.613.58-333080305228.5168.35776.39.61279.613.58-3633100356273203.27387.411.2157.111.216.78-4239125419324241.392104.812.7190.512.719.88-484

30、5150483368.5279.4111120.712.7228.612.719.88-5552200552438339.7146141.314.3279.414.323.012-5552250673539.5425.5184182.617.5342.617.530.212-6764300762619495.3219201.717.5406.417.533.412-7472 回到首页 三、 JIS 10K 、16K、20K、30K、40K、63K、RF 、FF法兰尺寸表Table14 JIS 10K、RF、FFmm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分

31、高度螺栓孔数量与直径螺栓直径DNDD1D2D3t fn-dM2010075581914/ 18 14-15122512590702514 /18 14-191640140105853816 /20 24-1916501551201005116/ 20 24-1916651751401206118/ 22 24-1916801851501307618 /22 28-191610021017515510218/ 24 28-191612525021018512520/ 24 28-232015028024021515222 / 26 28-232020033029026520422/ 26 28-

32、232025040035532525424/ 30 212-252230041540037030524/ 32 316-2522 回到首页 Table15 JIS 16K、RF、FF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3t fn-dM2010075581914/ 18 14-15122512560702514 /18 14-191640140105853816 /20 24-1916501551201005116/ 20 28-1916651751401206418/ 22 28-1916802001

33、601357620/ 24 28-232010022518516010222/ 26 28-232012527022519512522/ 26 212-252215030526023015224/ 28 212-252220035030527520426/ 30 212-252225043038034525428/ 34 212-272430048043039530530/ 36 316-2724 回到首页 Table16 JIS 20K、RF、FF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3t fn-dM

34、2010075581916/ 18 14-15122512590702516/ 20 14-191640140105853818/ 22 24-1916501551201005118 /22 28-1916651751401206420/ 24 28-1916802001601357622/ 26 28-232010022518516010224/ 28 28-232012527022519512526/ 30 28-252215030526023015228/ 32 212-252220035030527520430/ 34 212-252225043038034525434/ 38 212

35、-272430048043039530536/ 40 316-2724t 值中较小值为钢及可锻铸铁法兰；较大值为铸铁法兰。 回到首页 Table17 JIS 30K 、RF 、FF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3tfn-dM201208560191814-1916251309570252014-19164016012090382224-232050165130105512228-191665200160130642628-232080210170140762828-232010024019516

36、01023228-25221252752301951253628-252215032527523515238212-272420037032028020442212-272425045039034525448212-333030051545040530552316-3330 回到首页 Table18 JIS 40K 、RF 、FF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3tfn-dM201208560192014-1916251309570252214-19164016012090382424-23205

37、0165130105512628-191665200160130643028-232080210170140763228-23201002502051651023628-25221253002502001254028-272415035529524015244212-333020040534529020050212-3330250475440355247.556212-3330300540470440298.560316-3936 回到首页 Table19 JIS 63K 、RF 、FF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度螺栓孔数量与直径螺

38、栓直径DNDD1D2D3tfn-dM25140100702227140-23204017513090353224-252250185145105483428-232065220175130573828-252280230185140734028-2522100270220165994428-27241253252652001215028-333015036530524014652212-333020042536029019058212-333025050043035523868212-393630056048541028377316-3936 回到首页 四、 JPI 150 、300、600R

39、F、RJ法兰尺寸表RJ 法兰Table20 JPI 150RF mm 回到首页 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3tfn-dM209870.0431912.715512514.315733817.51.64-151250152120.5925119.11.64-191665178139.51056422.31.64-191680190152.51277623.91.64-1916100229190.515710223.91.68-191612

40、5254216.018612523.91.68-2220150279241.521615225.41.68-2220200343298.527020428.61.68-2220250406362.032425430.21.612-2522300483432.038130531.81.612-2522 回到首页 Table21 JPI 300RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3tfn-dM2011782.5431915.91.64-19162512489.0512517.51.64-1916401

41、56114.5733820.71.64-222050165127.0925122.31.68-191665190149.01056425.41.68-222080210168.01277628.61.68-2220100254200.015710231.81.68-2220125279235.018612535.01.68-2220150318270.021615236.61.612-2220200381330.027020441.31.612-2522250444387.532425447.71.616-2927300521451.038130550.81.616-3230 回到首页 Tab

42、le22 JPI 600RF mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3tfn-dM2011782.5431922.36.44-19162512489.0512523.96.44-191640156114.5733828.76.44-222050165127925131.86.48-19166519014910564356.48-2220802101681277638.26.48-222010027321615710244.56.48-2522125330266.518612550.96.48-292715

43、0356292.021615254.16.412-2927200419349270200626.412-3230250508432324247.569.96.416-3533300559489381298.573.16.420-3533 回到首页 Table23 JPI 150RJ mm 公称通径 外径螺栓孔中心圆直径连接凸出部分直径内径 梯形槽中心圆直径梯形槽深度 梯形槽宽度 法兰厚度 连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3LEFtfn-dM2510879.563.52547.6258.7316.420.76582.63865.0888.8

44、316.423.96.44-151250152120.5101.65182.5508.7316.425.56.44-191665178139.5120.664101.6008.7316.428.76.44-191680190152.5133.176114.3008.7316.430.36.44-1916100229190.5171.1102149.2258.7316.430.36.48-1916125254216.0193.7125171.1508.7316.430.36.48-2220150279241.5219.1152193.6758.7316.431.86.48-22202003432

45、98.5273.0204247.6508.7316.4356.48-2220250406362.0330.2254304.2008.7316.436.66.412-2522300483432.0406.1305381.0008.7316.438.26.412-2522 回到首页 Table24 JPI 300RJ mm 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径梯形槽中心圆直径梯形槽深度梯形槽宽度法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3LEFtfn-dM2011782.563.51942.8628.7316.422.36.44-19162512489.069.8

46、2550.8008.7316.423.96.44-191640156114.590.53868.26211.9066.427.16.44-222050165127.0108.05182.55011.9068.028.78.08-191665190149.0127.064101.60011.9068.031.88.08-222080210168.0146.076123.82511.9068.0358.08-2220100254200.0174.6102149.22511.9068.038.28.08-2220125279235.0209.6125180.97511.9068.041.48.08-

47、2220150318270.0241.3152211.13811.9068.0438.012-2220200381330.0301.6204269.87511.9068.047.78.012-2522250444387.0355.6254323.85011.9068.054.18.016-2927300521451.0412.8305381.00011.9068.057.28.016-3230 回到首页 Table25 JPI 600RJ mm 公称通径外径螺栓孔中心圆直径连接凸出部分直径内径梯形槽中心圆直径梯形槽深度梯形槽宽度法兰厚度连接凸出部分高度螺栓孔数量与直径螺栓直径DNDD1D2D3

48、LEFtfn-dM2011782.563.51942.8628.7316.422.36.44-19162512489.069.82550.8808.7316.423.96.44-191640156114.590.53868.2628.7316.428.76.44-222050165127.0108.05182.55011.9068.031.88.08-191665190149.0127.064101.60011.9068.035.08.08-222080210168.0146.076123.82511.9068.038.28.08-2220100270216.0174.6102149.2251

49、1.9068.044.58.08-2522125330266.5209.6125180.97511.9068.050.98.08-2927150356292241.3152211.13811.9068.054.18.012-2927200419349301.6200269.87511.9068.062.08.012-3230250508432355.6247.5323.85011.9068.069.98.016-3533300559489412.8298.5381.00011.9068.073.18.020-3533 回到首页 五、德国 DIN 标准法兰尺寸PN16PN40Table26 PN

50、16(1.6MPa) mm 回到首页 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径连接凸出部分高度法兰厚度螺栓孔数量与直径螺栓直径DNDD1D2fHn-dM159565452144-14122010575582164-14122511585682164-141232140100782184-181640150110882184-1816501651251023204-1816651851451223204-1816802001601383228-18161002201801583248-18161252502101883268-18161502852402123268-2220200

51、3402952683308-22202504053553203328-2624 回到首页 Table27 PN40(4.0MPa) mm 查看简图 公称通径外径螺栓孔中心圆直径连接凸出部分直径连接凸出部分高度法兰厚度螺栓孔数量与直径螺栓直径DNDD1D2fHn-dM159565452164-14122010575582184-14122511585682184-141232140100782184-181640150110882184-1816501651251023204-1816651851451223228-1816802001601383248-18161002351901623248

52、-22201252702201883268-26241503002502183288-262420037532028533412-302725045038534533812-3330 回到首页 六、中国 JB 标准法兰尺寸 回到首页 1、凸面整体钢管法兰（JB/T79.1-94) PN1.6、PN2.5、PN4.0MPa 图 1 凸面整体铸钢管法兰 回到首页 Table28 PN1.6MPa mm 查看简图 公称通径DN连 接 尺 寸密封面尺寸法兰厚度C法 兰 颈法兰外径D 系列 1/ 系列 2螺栓孔中心圆直径K螺栓孔直径L 系列 1/ 系列2螺栓、螺柱dfNmaxSmaxR数量 n螺纹 Th

53、 . 系列 1/ 系列2159565144M1245214391242010575144M1255214441242511585144M12652144912432140/135100184M16782165612440150/145110184M16853166412450165/160125184M161003167412565185/180145184M161203189515580200/195160188M16135320110155100220/215180188M16155320130155125250/245210188M16185322161186150285/2802402

54、38M20210324186186(175)310270238M20240326215206200340/3352952312M20265326240206(225)3653252312M2029532626922625040535526/2512M24/M2232033029824830046041026/2512M24/M22375430348248 回到首页 Table29 PN2.5MPa mm 查看简图 公称通径DN连 接 尺 寸密封面尺寸法兰厚度C法 兰 颈法兰外径D 系列 1/ 系列 2螺栓孔中心圆直径K螺栓孔直径L 系列 1/ 系列2螺栓、螺柱dfNmaxSmaxR数量 n螺纹

55、 Th. 系列 1/ 系列 2159565144M1245216391242010575144M1255216441252511585144M12652164912532140/135100184M16782186215540150/145110184M16853187015550165/160125184M161003208015565185/180145188M1612032210118680200/195160188M16135322116186100230190238M2016032413618612527022026/258M24/M2218832816922815030025026

56、/258M24/M22218330198248(175)33028026/2512M24/M2224833222324820036031026/2512M24/M22278334252268(225)3953403012M273023362812882504253703012M2733233630628103004854303016M273904403603010 回到首页 Table30PN4.0MPamm 查看简图 公称通径DN连 接 尺 寸密封面尺寸法兰厚度C法 兰 颈法兰外径D 系列 1/ 系列 2螺栓孔中心圆直径K螺栓孔直径L 系列 1/ 系列 2螺栓、螺柱dfNmaxSmaxR数量

57、 n螺纹 Th. 系列 1/ 系列 2159565144M1245216391242010575144M1255216441252511585144M12652164912532140/135100184M16782186215540150/145110184M16853187015550165/160125184M161003208015565185/180145188M1612032210118680200/195160188M16135322116186100235/230190238M2016032414020612527022026/258M24/M22188328169228150

58、30025026/258M24/M22218330198248(175)3502953012M2725833423128102003753203012M272823382562810(225)4153553412M303153402853010250450/4453853412M303453423143210300515/5104503416M303084463683412注： Table28 Table30 中系列1 法兰连接尺寸与国标及德国法兰标准尺寸互换；系列2 尺寸与原机标法兰尺寸互换；新产品设计应优先采用系列1 尺寸。 回到首页 2、凹凸面整体铸钢管法兰（JB/T79.2-94) P

59、N4.0、PN6.3、PN10 、PN16 、PN20MPa 回到首页 Table31 PN4.0MPa mm 查看简图 公称通径DN 连接尺寸密 封 面 尺 寸法兰厚度C 法 兰 颈法兰外径D 系列 1/ 系列 2 螺栓孔中心圆直径K 螺栓孔直径L 系列 1/ 系列 2 双头螺柱d X 系列 1/ 系列 2 Y 系列 1/ 系列2 f f 1 、f 2Nmax Smax R 数量 n 螺纹 Th. 系列 1/ 系列2 15 95 65 14 4 M12 45 39 40 2 4 16 39 12 4 20 105 75 14 4 M12 55 50 51 2 4 16 44 12 5 25

60、115 85 14 4 M12 65 57 58 2 4 16 49 12 5 32 140/135 100 18 4 M16 78 65 66 2 4 18 62 15 5 40 150/145 110 18 4 M16 85 75 76 3 4 18 70 15 5 50 165/160 125 18 4 M16 100 87 88 3 4 20 80 15 5 65 185/180 145 18 8 M16 120 109 110 3 4 22 101 18 6 80 200/195 160 18 8 M16 135 120 121 3 4 22 116 18 6 100 235/230