美標(biāo)與國標(biāo)壓力、管徑、法蘭關(guān)系對(duì)照表

1、美標(biāo)與國標(biāo)壓力、管徑、法蘭關(guān)系對(duì)照表ANSI是美國國家標(biāo)準(zhǔn)學(xué)會(huì)（AMERICAN NATIONAL STANDARDS INSTITUTE: ANSI）的簡(jiǎn)稱。一、美標(biāo)壓力與公稱壓力關(guān)系A(chǔ)NSI標(biāo)準(zhǔn)壓力磅級(jí)與公稱壓力的關(guān)系表序號(hào)ANSI標(biāo)準(zhǔn)壓力級(jí)Class公稱壓力PNMPaBarKgf/cm21 150 2.0 20 20.4 2 300 5.0 50 51.0 3 400 6.8 68 69.4 4 600 10.0 100 102.0 5 800 13.5 1358 137.7 6 900 15.0 150 153.0 7 1500 25.0 250 255.0 8 2500 42.0 4

2、20 428.0 9 3000 50.5 505 515.0 10 3500 59.0 590 601.0 1bf/in2=6894.757Pa=0.00689Mpa=0.0689bar 1kgf/cm2=14.22bf/in2=0.9807bar 1bar=14.5bf/in2=1.02kgf/cm2 ASME標(biāo)準(zhǔn)壓力磅級(jí)與公稱壓力的關(guān)系表ASME磅級(jí)ASME Class 150 300 400 600 800 900 1500 2500 公稱壓力MPa 0.6 MPa1.0 MPa1.6 MPa2.0 MPa 2.5 MPa4.0 MPa5.0 MPa 6.4 MPa 10.0 MPa -

3、 15.0 MPa 25.0 MPa 42.0 MPa 公稱壓力PN PN6PN10PN16PN20 PN25PN40PN50 PN6.4 PN100 - PN150 PN250 PN420二、美標(biāo)壓力與公稱壓力關(guān)系A(chǔ)NSI標(biāo)準(zhǔn)管徑與國標(biāo)管徑比較ANSIGBANSIGBANSIGB1/2in12.7mm4in100mm12in300mm1in25.4mm6in150mm14in350mm2in50mm8in200mm16in400mm3in80mm10in250mm18in450mm20in500 mm24in600 mm30in三、美標(biāo)、日標(biāo)、德標(biāo)法蘭尺寸表法蘭標(biāo)準(zhǔn)尺寸表一、ANSI150、

4、300、400、600、900、1500、2500RF法蘭尺寸表（美標(biāo)）表1 ANSI 150RF                                mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑焊接處頸部直徑頸根部直徑法蘭厚度焊接法蘭長度連接凸出部分高度螺栓孔直徑數(shù)量

5、螺栓直徑DNDD1D2ABCEFGJL1L2L3LdnM2098704321282027  381353162291.6154122510879.5512735253451491456171.615412321188963.53543324260591657211.6154124012798.5734150404867651862221.61541250152120.59253625060.583781964251.61941665178139.51056375657395912470291.61941680190152.5127789180891081082470301.61941

6、6100229190.51571021161001141401352476333051.6198161252542161861281441251411651642489371.6238M20150279241.52161541711501681971922589401.6238M20200343298.527020322120021924824629102441.6238M2025040636232425527625027330530530102491.62512M2230048343238130532730032436536532114561.62512M22表2 ANSI 300RF

7、60;                                  mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑焊接處頸部直徑頸根部直徑法蘭厚度焊接法蘭長度連接凸出部分高度螺栓孔直徑數(shù)量螺栓直徑DNDD1D2ABCEFGJL1L2L3LdnM201178

8、2.54321282027  481657252291.6194162512489512735253454541762271.6194163213398.4643543324264641965271.61941640156114.5734150404870702168301.62342050165127925362506084842270331.61981665191149105637565731001002576381.62382080210168127789180891171172979431.6238201002542001571021161001141461463286483

9、051.6238201252792351861281441251411781783598511.6238201503182702161541711501682062063798521.623122020038133027020322120021926026041111621.6251222250445387.532425527625027332132148117671.630162730052145138130532730032437537551130731.6331630表3 ANSI 400RF        

10、                       mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑焊接處頸部直徑頸根部直徑法蘭厚度焊接法蘭長度連接凸出部分高度螺栓孔直徑數(shù)量螺栓直徑DNDD1D2ABCEFGJL1L2L3LdnM2011782.543按用戶要求282027  482264322356.41941625124895135253454542468336.

11、41941632133986443324264642773356.419416401561147350404870702976386.423420501651279262506084843279436.419816651911491057565731001003586486.423820802101681279180891171173889526.4238201002542001571161001141461464195573116.42582212527923518614412514117817845108606.425822150318270216171150168206206481106

12、46.425122220038133027022120021926026054124756.430122725044538732427625027332132160130796.433163030052145138132730032437537564143866.4351632表4 ANSI 600RF                        

13、0;         mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑焊接處頸部直徑頸根部直徑法蘭厚度焊接法蘭長度連接凸出部分高度螺栓孔直徑數(shù)量螺栓直徑DNDD1D2ABCEFGJL1L2L3LdnM2011782.543按用戶要求282027  482264322356.41941625124895135253454542468336.41941632133986443324264642773356.41941640156114.57350404870702976386.4234205016512

14、79262506084843279436.419816651911491057565731001003586486.423820802101681279180891171173889526.42382010027321615711610011415215245108573116.425822125330266.518614412514119118951121676.43082715035629221617115016822222254124736.433123020041934927022120021927327362140836.4361233250508432324276250273343

15、34370159926.436163330055948938132730032440040073162986.4362033表5 ANSI 900RF                          mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑焊接處頸部直徑頸根部直徑法蘭厚度焊接法蘭長度連接凸出部分高度螺栓孔直徑數(shù)量螺栓直徑DNDD1D

16、2ABCEFGJL1L2L3LdnM201308943按用戶要求282027  443276412356.42342025149101.55135253452523579486.425422321591116443324263.5643579486.425422401781247350404870703889516.430427502161659262506010510545108646.42582265244190.510575657312412448111706.43082780241190.512791808912712745108606.425822100292235 157

17、11610011415915951121763116.433830125349279.5186144125141190.519158133866.436833150381317.521617115016823523562146926.4331230200470393.5270221200219298298701681086.4391236250546470324276250273368368761911146.4391636300610533.5381327300324419419862061246.4392036表6 ANSI 1500RF    &#

18、160;                 mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑焊接處頸部直徑頸根部直徑法蘭厚度焊接法蘭長度連接凸出部分高度螺栓孔直徑數(shù)量螺栓直徑DNDD1D2ABCEFGJL1L2L3LdnM201308943按用戶要求282027  44.53276412356.42342025149101.55135253452523579486.425422321591116443324263.563.

19、53579486.425422401781247350404870703989516.430427502161659262506010510545108646.42582265244190.510575657312412448111706.4308278026720312791808913313354124796.433830100311241.515711610011416216261130973116.435832125375292186144125141197170801621116.442839150394317.5216171150168229229891781256.4451242

20、200483393.5270221200219292292992191496.4451242250584482.53242762502733683681152601653115146.4511248300673571.53813273003244514511312891876.4551652表7 ANSI 2500RF                       &#

21、160;               mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑焊接處頸部直徑頸根部直徑法蘭厚度焊接法蘭長度連接凸出部分高度螺栓孔直徑數(shù)量螺栓直徑DNDD1D2ABCEFGJL1L2L3LdnM201409843按用戶要求282027  513886492356.423420251591085135253457574195546.4254223218413063.5433242737345102593116.43042

22、74020314673504048797951118676.43343050235171.592625060959557133766.4308276526719710575657311411464149866.43383080305228.512791808913313373175986.436833100356273157116100114165165831971146.442839125419324186144125141203203982351376.448845150483368.52161711501682352351142791596.45585220055243827022120

23、02193053051333241846.4551252250673539.53242762502733753751724262353115146.46712643007626193813273003244414411914702606.4751272二、ANSI  150、300、600、900、1500、2500RJ法蘭尺寸表表8 ANSI  150RJ                  &#

24、160;                          mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度梯形槽中心圓直徑梯形槽深度梯形槽寬度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfLEFn-dM2510879.563.52520.76.447.66.48582.63823.96

25、.465.16.48.74-151250152120.5101.65125.56.482.66.48.74-191665178139.5120.66428.76.4101.66.48.74-191680190152.5133.47630.36.4114.36.48.74-1916100229190.5171.410230.36.4149.26.48.78-1916125254216193.712730.36.4171.56.48.78-2320150279241.5219.115231.86.4193.66.48.78-2320200343298.5273203356.4247.76.48.7

26、8-2320250406362330.225436.66.4304.86.48.712-2522300483432406.430538.26.43816.48.712-2522表9 ANSI  300RJ                                mm 公稱通

27、徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度梯形槽中心圓直徑梯形槽深度梯形槽寬度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfLEFn-dM2011782.563.51922.36.442.96.48.74-1916251248969.82523.96.450.86.48.74-191640156114.590.53827.16.468.36.48.74-2320501651271085130.3882.6811.98-1916651901491276433.48101.6811.98-2320802101681467636.68123.8811.98-232010025

28、4200174.610246.18149.2811.98-2320125279235209.6127438181.0811.98-2320150318270241.315244.68211.1811.912-2320200381330301.620349.38269.9811.912-2522250444387.5355.625455.78323.9811.916-3027300521451412.530558.88381811.916-3330表10 ANSI  600RJ         &

29、#160;                       mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度梯形槽中心圓直徑梯形槽深度梯形槽寬度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfLEFn-dM2011782.563.51922.36.442.96.48.74-1916251248969.82523.96.450.86.48.74-19164

30、0156114.590.53828.76.468.36.48.74-2220501651271085133.4882.6811.98-1916651901491276436.68101.6811.98-2220802101681467639.68123.8811.98-2220100273216174.610246.18149.2811.98-2222125330266.5209.612752.58181.0811.98-2527150356292241.315255.78211.1811.912-3230200419349301.620063.68269.9811.912-363325050

31、8432355.624871.58323.9811.916-3633300559489412.829874.78381.0811.920-3633表11 ANSI  900RJ                                  

32、60;        mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度梯形槽中心圓直徑梯形槽深度梯形槽寬度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfLEFn-dM80241190.5155.67346.18123.8811.98-25221002922351819952.58149.2811.98-3330125349279.5215.912158.88181.0811.98-3532150381317.5241.314663.68211.1811.912-3330200470393.530

33、819171.58270.0811.912-393625054647036223877.98323.9811.916-3936300610533.5419.128287.48381.0811.920-3936表12 ANSI  1500RJ                             &

34、#160;     mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度梯形槽中心圓直徑梯形槽深度梯形槽寬度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfLEFn-dM25149101.571.422356.450.86.48.74-25224017812492.13538.26.468.36.48.74-302750216165123.84846.1895.3811.98-252265244190.5136.55749.38108811.98-302780267203168.37055.78136.5811.98-333010

35、0311241.5193.792628162811.98-3633125375292228.611181.18193.7811.98-4239150394317.5247.613692.29.6211.19.613.512-3936200483393.5317.5178103.311.227011.216.712-4542250584482.5371.5222119.211.2323.911.216.712-5148300673571.5438.2264138.214.338114.323.016-5552表13 ANSI  2500RJ    

36、;                                        mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度梯形槽中心圓直徑梯形槽深度梯形槽寬度螺栓孔數(shù)量與直

37、徑螺栓直徑DNDD1D2D3tfLEFn-dM2515910882.61941.46.460.36.48.74-252240203146114.32852.5882.6811.94-333050235171.5133.43858.88101.6811.98-302765267197149.24866.89.6111.19.613.58-333080305228.5168.35776.39.61279.613.58-3633100356273203.27387.411.2157.111.216.78-4239125419324241.392104.812.7190.512.719.88-4845

38、150483368.5279.4111120.712.7228.612.719.88-5552200552438339.7146141.314.3279.414.323.012-5552250673539.5425.5184182.617.5342.617.530.212-6764300762619495.3219201.717.5406.417.533.412-7472三、JIS  10K、16K、20K、30K、40K、63K、RF、FF法蘭尺寸表（日標(biāo)）表14 JIS  10K、RF、FF      

39、0;                        mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfn-dM2010075581914/  1814-15122512590702514  /1814-191640140105853816  /2024-191650

40、1551201005116/  2024-1916651751401206118/  2224-1916801851501307618  /2228-191610021017515510218/  2428-191612525021018512520/  2428-232015028024021515222 / 2628-232020033029026520422/  2628-232025040035532525424/  30212-252230041540037030524/  32316-2522表15&#

41、160; JIS  16K、RF、FF                       mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfn-dM2010075581914/  1814-15122512560702514  /1814-191640140105853816

42、60; /2024-1916501551201005116/  2028-1916651751401206418/  2228-1916802001601357620/  2428-232010022518516010222/  2628-232012527022519512522/  26212-252215030526023015224/  28212-252220035030527520426/  30212-252225043038034525428/  34212-27243004804303953053

43、0/  36316-2724表16  JIS 20K、RF、FF                       mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfn-dM2010075581916/  1814-15122512590702516/ 2014-191640140

44、105853818/  2224-1916501551201005118  /2228-1916651751401206420/  2428-1916802001601357622/  2628-232010022518516010224/  2828-232012527022519512526/  3028-252215030526023015228/  32212-252220035030527520430/  34212-252225043038034525434/  38212-272430048

45、043039530536/  40316-2724t值中較小值為鋼及可鍛鑄鐵法蘭；較大值為鑄鐵法蘭。表17  JIS  30K、RF、FF                       mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfn-dM201208560191814-1

46、916251309570252014-19164016012090382224-232050165130105512228-191665200160130642628-232080210170140762828-23201002401951601023228-25221252752301951253628-252215032527523515238212-272420037032028020442212-272425045039034525448212-333030051545040530552316-3330表18  JIS  40K、RF、FF                       mm 公稱通徑外徑螺栓孔中心圓直徑連接凸出部分直徑內(nèi)徑法蘭厚度連接凸出部分高度螺栓孔數(shù)量與直徑螺栓直徑DNDD1D2D3tfn-dM201208560192014-1916251309570252214-19164016012090382424-232050165130105512628-191665200160130643028-23208021