法兰标准大全(1)

法兰 标准 excel标准偏差excel标准偏差函数exl标准差函数国标检验抽样标准表免费下载红头文件格式标准下载 体系管道法兰按与管子的连接方式可分为五种基本类型：平焊法兰、对焊法兰、螺纹法兰、承插焊法兰、松套法兰。法兰的密封面型式有有多种，一般常用有凸面（RF）、凹面（FM）、凹凸面（MFM）、榫槽面（TG）、全平面（FF）、环连接面（RJ）。相应材质：20#、A105、Q235A、12Cr1MoV、16MnR、15CrMo、18-8、321、304、304L、316、316L等。一、美标ANSIBI605、WN、SO、SW、PL、BL、TH、LJ。二、日标JIS、B2220。三、德标DIN、2527-2635四、欧洲系列、国行标准。HG20615-97<-->HG20614-97五、美洲系列、国行标准。HG20615-97<-->HG20635-97六、国家标准。GB9122-GB9123-88七、石化、机械部标准。JI81-86-59-94、JB2555-79八、电力部标准。GD-87DG-78九、化工部标准。HGJ44-76-91HG5010-5028-58十、压力容器法兰。JB/T4700-4707-2000常用法兰制造标准美标系列AmericanStandardSeries标准号通径范围压力等级ANSIB16.5(88)1/2"-24"Class150、300、600、900、1500、2500ANSIB16.47(9026"-60"Class150、300、600、900ASMEB16.5(96)1/2"-24"Class150、300、600、900、1500、2500ISO7005-1(92)1/2"-24"PN2.05.011.015.026.042.0BS4504-3.1(89)1/2"-24"Class150、300、600、900、1500、2500JPI7S-15-931/2"-24"Class150、300、600、900、1500、2500NFE29-2031/2"-24"PN2.05.011.015.026.042.0API605-8126"-60"Class150、300、600ASMEB16.36(96)1"-24"Class300、400、600、900、1500、2500德标系列GermanStandardSeries标准号通径范围压力等级DIN2630WNDN1200-DN24001BarDIN2631WNDN10-DN36006BarDIN2632WNDN200-DN300010BarDIN2633WNDN10-DN200016BarDIN2634WNDN200-DN100025BarDIN2635WNDN10-DN50040BarDIN2636WNDN10-DN40064BarDIN2637WNDN10-DN350100BarDIN2638WNDN10-DN300160BarDIN2573PLDN10-DN5006BarDIN2576PLDN10-DN50010BarDIN2527PLDN10-DN500610162540BarDIN2501WNDN15-DN5001016254063100160250320400BarDIN2566THDN15-DN5001016BarDIN2655PLDN15-DN5000.250.61.01.62.54.0BarDIN2656PLDN15-DN5000.250.61.01.62.54.0Bar日标系列JapaneseStandardSeries标准号通径范围压力等级JISB2220PLDN10-DN4005KJISB2220SODN450-DN10005KJISB2220PLDN10-DN22510KJIS2220SODN250-DN100010KJIS2220SODN10-DN120016K20K30KJIS2220WNDN15-DN40030K国标系列NationalStandardSeries标准号通径范围压力等级GB/T9112-9113.4-2000DN10-DN2000PN0.250.61.02.54.06.310.016.0MpaJB/T74-86.2-94DN10-DN1600PN0.250.61.02.54.06.310.016.020.0MpaHG20592-20626-97DN10-DN2000PN0.250.61.02.02.54.05.06.310.011.0   15.0 16.025.026.042.0MpaSH3406-96DN10-DN1500PN1.02.05.06.810.015.025.042.0MpaGB/T17241.1-17241.7DN10-DN4000PN0.250.61.01.62.02.54.05.0MpaGB/T15530.1-15530.8DN10-DN1800PN0.61.01.62.02.54.05.0Mpa电力部系列PowerMinistrySeries标准号通径范围压力等级D-GD86-0510-0537DN15-DN2000 PN0.250.61.01.62.54.06.410.0MpaDG0511-0541DN15-DN1000PN0.250.61.01.62.54.06.410.020.032.0Mpa压力容器系列PressureVesselSeries标准号通径范围压力等级JB/T4701-2000(甲型)DN300-DN2000PN0.250.61.01.610.0Mpa JB/T4702-2000(乙型)DN300-DN3000PN0.250.61.01.62.54.0MpaJB/T4703-2000(长颈)DN300-DN2000PN0.61.01.62.54.06.4Mpa船用系列ShippingSeries标准号通径范围压力等级GB573-581-76DN20-DN500PN0.61.01.62.54.06.4MpaGB2506-2507-89DN10-DN2000PN0.250.61.01.62.5MpaGB4450-84DN20-DN500PN0.61.01.6MpaGB10746-10749-89DN10-DN600PN0.61.01.62.54.06.4MpaANSI150、300、400、600、900、1500、2500RF法兰尺寸表ANSI150RF公称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焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓通径厚度直径DNDD1D2ABCEFGJL1L2L3LdnM2098704321282027 381353162291.6154122510879.5512735253451491456171.615412321188963.53543324260591657211.6154124012798.5734150404867651862221.61541250152120.59253625060.583781964251.61941665178139.51056375657395912470291.61941680190152.5127789180891081082470301.619416100229190.51571021161001141401352476333051.6198161252542161861281441251411651642489371.6238M20150279241.52161541711501681971922589401.6238M20200343298.527020322120021924824629102441.6238M2025040636232425527625027330530530102491.62512M2230048343238130532730032436536532114561.62512M22ANSI300RF公称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焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓通径厚度直径DNDD1D2ABCEFGJL1L2L3LdnM2011782.54321282027 481657252291.6194162512489512735253454541762271.6194163213398.4643543324264641965271.61941640156114.5734150404870702168301.62342050165127925362506084842270331.61981665191149105637565731001002576381.62382080210168127789180891171172979431.6238201002542001571021161001141461463286483051.6238201252792351861281441251411781783598511.6238201503182702161541711501682062063798521.623122020038133027020322120021926026041111621.6251222250445387.532425527625027332132148117671.630162730052145138130532730032437537551130731.6331630ANSI400RF公称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颈根部直径法兰焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓通径直径厚度直径DNDD1D2ABCEFGJL1L2L3LdnM2011782.543按282027 482264322356.419416251248951用35253454542468336.419416321339864户43324264642773356.4194164015611473要50404870702976386.4234205016512792求62506084843279436.419816651911491057565731001003586486.423820802101681279180891171173889526.4238201002542001571161001141461464195573116.42582212527923518614412514117817845108606.42582215031827021617115016820620648110646.425122220038133027022120021926026054124756.430122725044538732427625027332132160130796.433163030052145138132730032437537564143866.4351632ANSI600RF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厚度DNDD1D2ABCEFGJL1L2L3LdnM2011782.543按282027 482264322356.419416251248951用35253454542468336.419416321339864户43324264642773356.41941640156114.573要50404870702976386.4234205016512792求62506084843279436.419816651911491057565731001003586486.423820802101681279180891171173889526.42382010027321615711610011415215245108573116.425822125330266.518614412514119118951121676.43082715035629221617115016822222254124736.433123020041934927022120021927327362140836.436123325050843232427625027334334370159926.436163330055948938132730032440040073162986.4362033ANSI900RF公称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焊接法兰长度连接凸出部分高度螺栓孔直径数量螺栓通径厚度直径DNDD1D2ABCEFGJL1L2L3LdnM201308943按282027 443276412356.42342025149101.551用35253452523579486.4254223215911164户43324263.5643579486.4254224017812473要50404870703889516.4304275021616592求62506010510545108646.42582265244190.510575657312412448111706.43082780241190.512791808912712745108606.42582210029223515711610011415915951121763116.433830125349279.5186144125141190.519158133866.436833150381317.521617115016823523562146926.4331230200470393.5270221200219298298701681086.4391236250546470324276250273368368761911146.4391636300610533.5381327300324419419862061246.4392036ANSI1500RF公称通径外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径厚度DNDD1D2ABCEFGJL1L2L3LdnM201308943按用户要求282027 44.53276412356.42342025149101.55135253452523579486.425422321591116443324263.563.53579486.425422401781247350404870703989516.430427502161659262506010510545108646.42582265244190.510575657312412448111706.4308278026720312791808913313354124796.433830100311241.515711610011416216261130973116.435832125375292186144125141197170801621116.442839150394317.5216171150168229229891781256.4451242200483393.5270221200219292292992191496.4451242250584482.53242762502733683681152601653116.4511248∫300673571.53813273003244514511312891875146.4551652ANSI2500RF公称通径外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径厚度DNDD1D2ABCEFGJL1L2L3LdnM201409843按用户要求282027 513886492356.423420251591085135253457574195546.4254223218413063.5433242737345102593116.4304274020314673504048797951118676.43343050235171.592625060959557133766.4308276526719710575657311411464149866.43383080305228.512791808913313373175986.436833100356273157116100114165165831971146.442839125419324186144125141203203982351376.448845150483368.52161711501682352351142791596.4558522005524382702212002193053051333241846.4551252250673539.53242762502733753751724262353116.4671264∫3007626193813273003244414411914702605146.4751272ANSI 150、300、600、900、1500、2500RJ法兰尺寸表ANSI 150RJ公称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通径DNDD1D2D3tfLEFn-dM2510879.563.52520.76.447.66.48.74/15124012798.582.63823.96.465.16.48.74/151250152120.5101.65125.56.482.66.48.74/191665178139.5120.66428.76.4101.66.48.74/191680190152.5133.47630.36.4114.36.48.74/1916100229190.5171.410230.36.4149.26.48.78/1916125254216193.712730.36.4171.56.48.78/2320150279241.5219.115231.86.4193.66.48.78/2320200343298.5273203356.4247.76.48.78/2320250406362330.225436.66.4304.86.48.712/2522300483432406.430538.26.43816.48.712/2522ANSI 150RJ公称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通径DNDD1D2D3tfLEFn-dM2011782.563.51922.36.442.96.48.74/1916251248969.82523.96.450.86.48.74/191640156114.590.53827.16.468.36.48.74/2320501651271085130.3882.6811.98/1916651901491276433.48101.6811.98/2320802101681467636.68123.8811.98/2320100254200174.610246.18149.2811.98/2320125279235209.6127438181811.98/2320150318270241.315244.68211.1811.912/2320200381330301.620349.38269.9811.912/2522250444387.5355.625455.78323.9811.916-3027300521451412.530558.88381811.916-3330ANSI 300RJ公称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通径DNDD1D2D3tfLEFn-dM2011782.563.51922.36.442.96.48.74/1916251248969.82523.96.450.86.48.74/191640156114.590.53827.16.468.36.48.74/2320501651271085130.3882.6811.98/1916651901491276433.48101.6811.98/2320802101681467636.68123.8811.98/2320100254200174.610246.18149.2811.98/2320125279235209.6127438181811.98/2320150318270241.315244.68211.1811.912/2320200381330301.620349.38269.9811.912/2522250444387.5355.625455.78323.9811.916-3027300521451412.530558.88381811.916-3330ANSI 600RJ公称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通径DNDD1D2D3tfLEFn-dM2011782.563.51922.36.442.96.48.74/1916251248969.82523.96.450.86.48.74/191640156114.590.53828.76.468.36.48.74/2220501651271085133.4882.6811.98/1916651901491276436.68101.6811.98/2220802101681467639.68123.8811.98/2220100273216174.610246.18149.2811.98/2222125330266.5209.612752.58181811.98/2527150356292241.315255.78211.1811.912-3230200419349301.620063.68269.9811.912-3633250508432355.624871.58323.9811.916-3633300559489412.829874.78381811.920-3633ANSI 900RJ公称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通径DNDD1D2D3tfLEFn-dM80241190.5155.67346.18123.8811.98/25221002922351819952.58149.2811.98-3330125349279.5215.912158.88181811.98-3532150381317.5241.314663.68211.1811.912-3330200470393.530819171.58270811.912-393625054647036223877.98323.9811.916-3936300610533.5419.128287.48381811.920-3936ANSI 1500RJ公称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通径DNDD1D2D3tfLEFn-dM25149101.571.422356.450.86.48.74/25224017812492.13538.26.468.36.48.74/302750216165123.84846.1895.3811.98/252265244190.5136.55749.38108811.98/302780267203168.37055.78136.5811.98-3330100311241.5193.792628162811.98-3633125375292228.611181.18193.7811.98-4239150394317.5247.613692.29.6211.19.613.512-3936200483393.5317.5178103.311.227011.216.712-4542250584482.5371.5222119.211.2323.911.216.712-5148300673571.5438.2264138.214.338114.32316-5552ANSI 2500RJ公称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通径DNDD1D2D3tfLEFn-dM2515910882.61941.46.460.36.48.74/252240203146114.32852.5882.6811.94-333050235171.5133.43858.88101.6811.98/302765267197149.24866.89.6111.19.613.58-333080305228.5168.35776.39.61279.613.58-3633100356273203.27387.411.2157.111.216.78-4239125419324241.392104.812.7190.512.719.88-4845150483368.5279.4111120.712.7228.612.719.88-5552200552438339.7146141.314.3279.414.32312-5552250673539.5425.5184182.617.5342.617.530.212-6764300762619495.3219201.717.5406.417.533.412-7472JIS 10K、16K、20K、30K、40K、63K、RF、FF法兰尺寸表JIS 10K、RF、FF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/ 1814/15122512590702514 /1814/191640140105853816 /2024/1916501551201005116/ 2024/1916651751401206118/ 2224/1916801851501307618 /2228/191610021017515510218/ 2428/191612525021018512520/ 2428/232015028024021515222/2628/232020033029026520422/ 2628/232025040035532525424/ 30212/252230041540037030524/ 32316-2522JIS 16K、RF、FF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/ 1814/15122512560702514 /1814/191640140105853816 /2024/1916501551201005116/ 2028/1916651751401206418/ 2228/1916802001601357620/ 2428/232010022518516010222/ 2628/232012527022519512522/ 26212/252215030526023015224/ 28212/252220035030527520426/ 30212/252225043038034525428/ 34212/272430048043039530530/ 36316-2724JIS 20K、RF、FF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-dM2010075581916/ 1814/15122512590702516/2014/191640140105853818/ 2224/1916501551201005118 /2228/1916651751401206420/ 2428/1916802001601357622/ 2628/232010022518516010224/ 2828/232012527022519512526/ 3028/252215030526023015228/ 32212/252220035030527520430/ 34212/252225043038034525434/ 38212/272430048043039530536/ 40316-2724﹡t值中较小值为钢及可锻铸铁法兰；较大值为铸铁法兰。JIS 30K、RF、FF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-dM201208560191814/1916251309570252014/19164016012090382224/232050165130105512228/191665200160130642628/232080210170140762828/23201002401951601023228/25221252752301951253628/252215032527523515238212/272420037032028020442212/272425045039034525448212-333030051545040530552316-3330JIS 40K、RF、FF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-dM201208560192014/1916251309570252214/19164016012090382424/232050165130105512628/191665200160130643028/232080210170140763228/23201002502051651023628/25221253002502001254028/272415035529524015244212-333020040534529020050212-3330250475440355247.556212-3330300540470440298.560316-3936JIS 63K、RF、FF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-dM25140100702227140-23204017513090353224/252250185145105483428/232065220175130573828/252280230185140734028/2522100270220165994428/27241253252652001215028-333015036530524014652212-333020042536029019058212-333025050043035523868212-393630056048541028377316-3936JPI 150、300、600RF、RJ法兰尺寸表JPI 150RF 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-dM209870431912.71.64/15122510879.5512514.31.64/15124012798.5733817.51.64/151250152120.5925119.11.64/191665178139.51056422.31.64/191680190152.51277623.91.64/1916100229190.515710223.91.68/191612525421618612523.91.68/2220150279241.521615225.41.68/2220200343298.527020428.61.68/222025040636232425430.21.612/252230048343238130531.81.612/2522JPI 300RF 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-dM2011782.5431915.91.64/19162512489512517.51.64/191640156114.5733820.71.64/222050165127925122.31.68/1916651901491056425.41.68/2220802101681277628.61.68/222010025420015710231.81.68/2220125279235186125351.68/222015031827021615236.61.612/222020038133027020441.31.612/2522250444387.532425447.71.616-292730052145138130550.81.616-3230JPI 600RF 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-dM2011782.5431922.36.44/19162512489512523.96.44/191640156114.5733828.76.44/222050165127925131.86.48/19166519014910564356.48/2220802101681277638.26.48/222010027321615710244.56.48/2522125330266.518612550.96.48/292715035629221615254.16.412/2927200419349270200626.412-3230250508432324247.569.96.416-3533300559489381298.573.16.420-3533JPI 150RJ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-dM2510879.563.52547.6258.7316.420.76.44/15124012798.582.63865.0888.8316.423.96.44/151250152120.5101.65182.558.7316.425.56.44/191665178139.5120.664101.68.7316.428.76.44/191680190152.5133.176114.38.7316.430.36.44/1916100229190.5171.1102149.2258.7316.430.36.48/1916125254216193.7125171.158.7316.430.36.48/2220150279241.5219.1152193.6758.7316.431.86.48/2220200343298.5273204247.658.7316.4356.48/2220250406362330.2254304.28.7316.436.66.412/2522300483432406.13053818.7316.438.26.412/2522JPI 300RJ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-dM2011782.563.51942.8628.7316.422.36.44/1916251248969.82550.88.7316.423.96.44/191640156114.590.53868.26211.9066.427.16.44/2220501651271085182.5511.906828.788/19166519014912764101.611.906831.888/22208021016814676123.82511.90683588/2220100254200174.6102149.22511.906838.288/2220125279235209.6125180.97511.906841.488/2220150318270241.3152211.13811.906843812/2220200381330301.6204269.87511.906847.7812/2522250444387355.6254323.8511.906854.1816-2927300521451412.830538111.906857.2816-3230JPI 600RJ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-dM2011782.563.51942.8628.7316.422.36.44/1916251248969.82550.888.7316.423.96.44/191640156114.590.53868.2628.7316.428.76.44/2220501651271085182.5511.906831.888/19166519014912764101.611.90683588/22208021016814676123.82511.906838.288/2220100270216174.6102149.22511.906844.588/2522125330266.5209.6125180.97511.906850.988/2927150356292241.3152211.13811.906854.1812/2927200419349301.6200269.87511.906862812-3230250508432355.6247.5323.8511.906869.9816-3533300559489412.8298.538111.906873.1820-3533德国DIN标准法兰尺寸PN16(1.6MPa)   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-dM159565452144/14122010575582164/14122511585682164/141232140100782184/181640150110882184/1816501651251023204/1816651851451223204/1816802001601383228/18161002201801583248/18161252502101883268/18161502852402123268/22202003402952683308/22202504053553203328/2624PN40(4.0MPa)   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-dM159565452164/14122010575582184/14122511585682184/141232140100782184/181640150110882184/1816501651251023204/1816651851451223228/1816802001601383248/18161002351901623248/22201252702201883268/26241503002502183288/262420037532028533412/302725045038534533812-3330中国JB标准法兰尺寸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PN1.6MPa公称通径连接尺寸密封面尺寸法兰厚度法兰颈DN法兰外径螺栓孔中心圆直径螺栓孔直径螺栓、螺柱dfCNmaxSmaxRDKL系列1/系列2系列1/系列2数量n螺纹Th.系列1/系列2159565144M1245214391242010575144M1255214441242511585144M12652144912432140/135100184M16782165612440150/145110184M16853166412450165/160125184M161003167412565185/180145184M161203189515580200/195160188M16135320110155100220/215180188M16155320130155125250/245210188M16185322161186150285/280240238M20210324186186-175310270238M20240326215206200340/3352952312M20265326240206-2253653252312M2029532626922625040535526/2512M24/M2232033029824830046041026/2512M24/M22375430348248PN2.5MPa公称通径连接尺寸密封面尺寸法兰厚度法兰颈DN法兰外径螺栓孔中心圆直径螺栓孔直径螺栓、螺柱dfCNmaxSmaxRDKL系列1/系列2系列1/系列2数量n螺纹Th.系列1/系列2159565144M1245216391242010575144M1255216441252511585144M12652164912532140/135100184M16782186215540150/145110184M16853187015550165/160125184M161003208015565185/180145188M1612032210118680200/195160188M16135322116186100230190238M2016032413618612527022026/258M24/M2218832816922815030025026/258M24/M22218330198248-17533028026/2512M24/M2224833222324820036031026/2512M24/M22278334252268-2253953403012M273023362812882504253703012M2733233630628103004854303016M273904403603010PN4.0MPa公称通径连接尺寸密封面尺寸法兰厚度法兰颈DN法兰外径螺栓孔中心圆直径螺栓孔直径螺栓、螺柱dfCNmaxSmaxRDKL系列1/系列2系列1/系列2数量n螺纹Th.系列1/系列2159565144M1245216391242010575144M1255216441252511585144M12652164912532140/135100184M16782186215540150/145110184M16853187015550165/160125184M161003208015565185/180145188M1612032210118680200/195160188M16135322116186100235/230190238M2016032414020612527022026/258M24/M2218832816922815030025026/258M24/M22218330198248-1753502953012M2725833423128102003753203012M272823382562810-2254153553412M303153402853010250450/4453853412M303453423143210300515/5104503416M303084463683412注：以上表中系列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。2、凹凸面整体铸钢管法兰（JB/T79.2-94)PN4.0、PN6.3、PN10、PN16、PN20MPaPN40公称通径连 接 尺 寸密封面尺寸法兰厚度法兰颈DN法兰外径螺栓孔中心圆直径螺栓孔直径双头螺柱dXYf f1、f2CNmaxSmaxRDKL系列1/系列2系列1/系列2系列1/系列2系列1/系列2数量n螺纹Th.系列1/系列2159565144M124539402416391242010575144M125550512416441252511585144M1265575824164912532140/135100184M1678656624186215540150/145110184M1685757634187015550165/160125184M16100878834208015565185/180145188M16120109110342210118680200/195160188M161351201213422116186100235/230190238M2016014915034.52414020612527022026/258M2418817517634.52816922815030025026/258M24/M2221820320434.530198248-1753502953012M2725823323434.53423128102003753203012M2728225926034.5382562810-2254153553412M3031528628734.5402853010250450/4453853412M3034531231334.5423143210300515/5104503416M3040836336444.5463683412PN63公称通径连 接 尺 寸密封面尺寸法兰厚度法兰颈DN法兰外径螺栓孔中心圆直径螺栓孔直径双头螺柱dXYff1、f2CNmaxSmaxRDKL系列1/系列2系列1/系列2系列1/系列2系列1/系列2数量n螺纹Th.系列1/系列21510575144M1255394024184515420130/12590184M1668505124205216525140/135100184M1678575824226118532155/150110234M2082656624246818540170/165125234M2095757634248020550180/175135234M20105878834269020565205/200160238M20130109110342811123680215/210170238M20140120121343012824610025020026/258M24/M2216814915034.532152266125295240308M2720217517634.536181288150345/340280348M3024020320434.538210308-1753703103412M3027023323434.542239321020040534536/3412M33/M3030025926034.5442683410-22543037036/3412M33/M3032528628734.546301381025047040036/4112M33/M3635231231334.548326381030053046036/4116M33/M3641236336444.5543844212PN100公称通径连 接 尺 寸密封面尺寸法兰厚度法兰颈DN法兰外径螺栓孔中心圆直径螺栓孔直径双头螺柱dXYff1、f2CNmaxSmaxRDKL系列1/系列2系列1/系列2系列1/系列2系列1/系列2数量n螺纹Th.系列1/系列21510575144M1