HGT20623-2009 大直径管法兰

1、目 录公称压力等级对照；公称通径和钢管外径密封面型式及适用范围带颈对焊A系列A系列法兰盖带径对焊B系列B系列法拉盖法兰公称压力等级对照表公称通径和钢管外径ClassPN目录公称尺寸15020DNNPS300506502660011070028900150750301500260800322500420850349003695038100040105042110044115046120048125050130052135054140056145058150060钢管外径mm66071176281386491496510161067111811681219127013211372142214731

2、524公称通径和钢管外径各种类型法兰的密封面型式及其适用范围法兰类型密封面型式公称压力Class(PN)150(20)300(50)带颈对焊WN突面RF A系列DN650DN1500突面RF B系列DN650DN1500环面连接RJ A系列-DN650DN900法兰盖BL突面RF A系列DN650DN1500突面RF B系列DN650DN1500环面连接RJ A系列-DN650DN900600(110)900(150)DN650DN1000DN650DN900DN650DN1000DN650DN900各种类型法兰的密封面型式及其适用范围公称压力Class(PN)DN650DN1500DN650

3、DN900DN650DN1500DN650DN900HG/T20623 带颈对焊法兰A系列公称压力300公称直径650回目录密封面型式RFDNADKLThnCNR650660.4970876.345M422877.872110df1f2环号dminPEFRmaxLSR7492-注：法兰内径B与钢管内径一致。公称公称尺寸焊端外径法兰螺栓孔中螺栓孔螺栓螺栓孔法兰压力DNNPSA外径心圆直径直径数量厚度ClassDKLThn4870806.436M332466.715070028711.2925863.636M332869.915075030762985914.436M33

4、2873.115080032812.81060977.942M392879.415085034863.611101028.742M39328115090036914.411701085.842M393288.915095038965.212401149.442M393285.8150100040101612901200.242M393688.91501050421066.813451257.342M393695.31501100441117.614051314.442M3940100.11501150461168.414551365.242M3940101.61501200481219.215

5、101422.442M3944106.4150125050127015701479.648M4544109.61501300521320.816251536.748M4544114.31501350541371.616851593.848M4544119.11501400561422.41745165148M4548122.31501450581473.218051708.248M454812715015006015241855175948M4552130.230065026660.4970876.345M422877.830070028711.21035939.845M422884.2300

6、75030762109099748M452890.530080032812.811501054.151M482896.930085034863.612051104.951M4828100.130090036914.412701168.455M5232103.230095038965.211701092.242M3932106.4300100040101612401155.745M4232112.83001050421066.812901206.545M4232117.53001100441117.613551263.648M4532122.33001150461168.414151320.85

7、1M48321273001200481219.214651371.651M4832131.8300125050127015301428.855M5232138.23001300521320.815801479.655M5232142.93001350541371.616601549.460M5632150.93001400561422.417101600.260M5632152.43001450581473.21760165160M5632157.2300150060152418101701.860M563216260065026660.41015914.451M482810860070028

8、711.21075965.255M5228111.26007503076211301022.455M5228114.360080032812.811951079.560M5628117.560085034863.612451130.360M5628120.760090036914.413151193.868M6428123.960095038965.21270116260M5628152.4600100040101613201212.860M5632158.86001050421066.814051282.768M6432168.36001100441117.614551333.568M643

9、2173.16001150461168.415101390.668M6432179.46001200481219.215951460.574M703218960012505012701670152480M7632196.96001300521320.817201574.880M7632203.26001350541371.61780163280M7632209.66001400561422.418551695.486M8232217.56001450581473.219051746.286M8232222.3600150060152419951822.494M9028233.490065026

10、660.41085952.574M7020139.790070028711.211701022.480M7620142.99007503076212301085.980M7620149.390080032812.813151155.786M8220158.890085034863.613951225.694M9020165.190090036914.414601289.194M9020171.590095038965.214601289.194M9020190.5900100040101615101339.994M9024196.9Hkg183274.7LZR275HG/T20623 带颈对焊

11、法兰A系列注：法兰内径B与钢管内径一致。法兰颈法兰RF密封面尺寸RJ密封面尺寸NR高度df1f2环号dminPEH676101197492-727111248002-781111358572-832111439142-883131489652-9331315610222-9911315610732-10411316211242-10921317011942-11431317612452-11971318412952-12481319113592-13021320214102-13531320814612-14031321415112-14571322715752-15081323316262-

12、15591323816762-721101837492-R93810749.312.7775111958002-R94861800.112.7827112088572-R95917857.2512.7881112219142-R96984914.414.27937132309652-R971035965.214.279911324010222-R9810921022.3514.279941317910292-10481319210862-10991319811372-11491320511942-12031321412452-12541322213022-13051323013592-1356

13、1323714102-14101325114672-14641325915182-15141326515752-15651327116262-74813222749-7R93810749.312.780313235800-7R94861800.112.786213248857-7R95917857.2512.791813260914-7R96984914.414.2797314270965-7R971035965.214.271032142831022-7R9810921022.3514.271022142541054-7-1073142641111-7-1127142791168-7-118

14、1142891226-7-1235143001276-7-1289143161334-7-1343143291384-7-1394143371435-7-1448143491492-7-1502163621543-7-1553163701600-7-1610173891657-7-77511286749-7R100832749.317.4883213298800-7R101889800.117.4888913311857-7R102946857.2517.4894613330914-7R1031003914.417.48100614349965-7R1041067965.220.6210641

15、43621022-7R10511241022.3520.621073193521099-7-1127213641162-7-法兰质量LSRLZRFRmaxkg-136.2185230-156.7195235-181.6200245-229.3220270-245.2225275-290.6240290-326.9235285-351.9240290-404.1250300-449.5260310-481.3265315-538275325-576.6290345-640.2300350-719.6310360-799.1315370-869.5325380-928.533038519.841.

16、5274.7-27519.841.5338.3-28519.841.5395-30523.011.5456.3-32523.011.5519.9-33023.011.5578.9-345-315.6-325-381.4-345-431.3-355-479-370-560.7-385-626.6-395-694.7-415-753.7-425-930.7-450-978.4-450-1030.6-460-1121.4-47019.841.5426.8-35519.841.5481.3-37019.841.5549.4-37523.011.5624.3-39023.011.5699.2-39523

17、.011.5774.1-420-667.4-460-740.1-475-921.7-510RJ密封面尺寸-980.7-520-1094.2-530-1296.2-565-1511.9-590-1616.3-605-1779.7-615-1943.2-645-2106.6-655-2270-69030.182.3692.4-46533.322.3821.8-48033.322.3962.5-49533.322.31155.5-52536.532.31348.4-55536.532.31541.4-565-1536.8-605-1643.5-620HG/T20623 A系列法兰盖公称压力300公称

18、直径650回目录密封面型式RJDNDKLThnCkg900970876.345M422877.8489.5df1f2环号dminPEFRmax-R93810749.312.719.841.5注：法兰内径B与钢管内径一致。公称公称尺寸法兰螺栓孔中螺栓孔螺栓螺栓孔法兰盖RF密封面尺寸压力DNNPS外径心圆直径直径数量厚度dClassDKLThnC15065026870806.436M332466.774915070028925863.636M332869.980015075030985914.436M332873.1857150800321060977.942M392879.49141508503

19、411101028.742M3932819651509003611701085.842M393288.910221509503812401149.442M393285.8107315010004012901200.242M393688.9112415010504213451257.342M393695.3119415011004414051314.442M3940100.1124515011504614551365.242M3940101.6129515012004815101422.442M3944106.4135915012505015701479.648M4544109.61410150

20、13005216251536.748M4544114.3146115013505416851593.848M4544119.115111501400561745165148M4548122.3157515014505818051708.248M454812716261501500601855175948M4552130.2167630065026970876.345M422877.8749300700281035939.845M422884.280030075030109099748M452890.58573008003211501054.151M482896.9914300850341205

21、1104.951M4828100.19653009003612701168.455M5232103.210223009503811701092.242M3932106.4102930010004012401155.745M4232112.8108630010504212901206.545M4232117.5113730011004413551263.648M4532122.3119430011504614151320.851M4832127124530012004814651371.651M4832131.8130230012505015301428.855M5232138.21359300

22、13005215801479.655M5232142.9141030013505416601549.460M5632150.9146730014005617101600.260M5632152.415183001450581760165160M5632157.2157530015006018101701.860M56321621626600650261015914.451M4828125.5749600700281075965.255M5228131.88006007503011301022.455M5228139.78576008003211951079.560M5628147.791460

23、08503412451130.360M56281549656009003613151193.868M64281621022600950381270116260M5628155105460010004013201212.860M5632162111160010504214051282.768M6432171.5116860011004414551333.568M6432177.8122660011504615101390.668M6432185.8127660012004815951460.574M7032195.313346001250501670152480M7632203.21384600

24、13005217201574.880M7632209.614356001350541780163280M7632217.5149260014005618551695.486M8232225.5154360014505819051746.286M8232231.8160060015006019951822.494M9028242.91657900650261085952.574M7020160.47499007002811701022.480M7620171.58009007503012301085.980M7620182.68579008003213151155.786M8220193.791

25、49008503413951225.694M9020204.89659009003614601289.194M9020214.410229009503814601289.194M9020215.9109990010004015101339.994M9024223.91162HG/T20623 A系列法兰盖注：法兰内径B与钢管内径一致。RJ密封面尺寸法兰质量f1f2环号dminPEFRmaxkg2-318.82-378.22-445.92-561.62-628.42-7612-825.92-926.22-10812-1233.62-1344.32-15202-1687.12-1886.92-21

26、06.22-23302-2576.52-27942-R93810749.312.719.841.5489.52-R94861800.112.719.841.5597.12-R95917857.2512.719.841.5700.62-R96984914.414.2723.011.58152-R971035965.214.2723.011.5938.92-R9810921022.3514.2723.011.511062-908.52-1080.62-1220.42-1397.92-1588.62-1768.82-2016.72-2227.42-2580.62-2768.52-3027.82-33

27、02.4-7R93810749.312.719.841.5798.6-7R94861800.112.719.841.5935.7-7R95917857.2512.719.841.51100.1-7R96984914.414.2723.011.51296.7-7R971035965.214.2723.011.51469.6-7R9810921022.3514.2723.011.51726.2-7-1545.5-7-1742.5-7-2081.6RF密封面尺寸-7-2317.7-7-2614.2-7-3058.6-7-349436-7-3825.5-7-4237.2-7-4780.2-7-5182

28、-7-5951.1-7R100832749.317.4830.182.31165-7R101889800.117.4833.322.31442.9-7R102946857.2517.4833.322.31706.2-7R1031003914.417.4833.322.32061.7-7R1041067965.220.6236.532.32463-7R10511241022.3520.6236.532.32818.9-7-2838.9-7-3150.8HG/T20623 带颈对焊法兰B系列公称压力300公称直径650回目录密封面型式RFDNADKLThnCNR650665.2865803.336

29、M333287.470214df1f2LSRLZR7372-275注：法兰内径B与钢管内径一致。公称公称尺寸焊端外径法兰螺栓孔中螺栓孔螺栓螺栓孔法兰压力DNNPSA外径心圆直径直径数量厚度ClassDKLThn9785744.522M203639.815070028712.7835795.322M20404315075030763.5885846.122M20444315080032814.3940900.122M204844.615085034865.11005957.326M244047.715090036915.910551009.626M244450.9150

30、95038968.21125107030M274052.5150100040101911751120.830M274454.11501050421069.812251171.630M274857.31501100441120.612751222.430M275258.91501150461171.413401284.333M304060.41501200481222.213901335.133M304463.6150125050127314451385.933M304866.81501300521323.814951436.733M305268.41501350541374.615501492

31、.233M3056701501400561425.41600154333M306071.61501450581476.216751611.336M334873.1150150060152717251662.136M335274.730065026665.2865803.336M333287.430070028716920857.236M333687.430075030768.4990920.839M3633692.130080032819.21055977.942M39332101.63008503487011101031.942M39336101.630090036920.811701089

32、45M42332101.630095038971.612201139.845M42336109.63001000401022.412751190.645M42340114.33001050421074.713351244.648M45336117.53001100441125.513851295.448M45340125.53001150461176.314601365.251M483361273001200481227.11510141651M483401273001250501277.915601466.851M48344136.63001300521328.716151517.651M4

33、8348141.33001350541379.51675157851M483481453001400561430.31765165160M56336152.43001450581481.118251712.960M56340152.43001500601557.318801763.760M56340149.360065026660.4890806.445M42328111.260070028711.2950863.648M45328115.9600750307621020927.151M48328125.560080032812.81085984255M52328130.26008503486

34、3.61160984.260M56324141.360090036914.412151054.160M56328146.190065026660.41020901.768M6432013590070028711.21105971.674M70320147.7900750307621180103580M76320155.690080032812.812401092.280M76320160.490085034863.613151155.786M82320171.590090036914.413451200.280M76324173.1Hkg143181.6HG/T20623 带颈对焊法兰B系列注

35、：法兰内径B与钢管内径一致。法兰颈法兰RF密封面尺寸法兰质量LSRLZRNR高度df1f2Hkg68410877112-54.511514573510947622-63.612515078710988132-68.1125150840101068642-77.2125155892101099212-95.4135170945101169722-1091451759971012210222-131.715018510491012710802-140.815519011021113211302-156.716019511531113511812-16816520012051114312352-19

36、7.517021012571114812892-21817521513081115213402-236.118522513601115613912-249.718522514131116014412-281.519023014651416514922-295.119523515161417315432-354.220024515701417816002-385.9205250702141437372-181.6-275756141487872-204.3-275813141568452-249.7-290864161679022-310.99-315918161719532-340.5-315

37、9651617910102-381.4-32010161619110602-415.5-34010671619711142-449.5-34511181620311682-515.3-36011731621312192-560.7-37512291622112702-667.4-38512781622213272-715.1-38513301623313782-776.4-40513831624114292-835.4-41514351623814802-899-42014941726715372-1178.2-45015481727315942-1257.6-4501599172701651

38、2-1303-44569813181727-7249.7-35075213190784-7295.1-36580613205841-7367.8-39086013216895-7431.3-41091414233953-7547.1-440968142431010-7608.4-45074311259762-7476.7-44079713276819-7690.1-48085113289876-7826.3-51090813303927-7937.6-52096214319991-71112.3-5501016143251029-71144.1-545HG/T20623 B系列法兰盖公称压力6

39、00公称直径650回目录密封面型式RFDNDKLThnCkg650890806.445M42328111.3 542.1df1f2727-7注：法兰内径B与钢管内径一致。公称公称尺寸法兰螺栓孔中螺栓孔螺栓螺栓孔法兰盖RF密封面尺寸压力DNNPS外径心圆直径直径数量厚度dClassDKLThnC15065026785744.522M20364371115070028835795.322M204046.276215075030885846.122M204449.381315080032940900.122M204852.5864150850341005957.326M244055.79211509

40、003610551009.626M244457.3972150950381125107030M274062102215010004011751120.830M274465.2108015010504212251171.630M274866.8113015011004412751222.430M275270118115011504613401284.333M304073.1123515012004813901335.133M304476.3128915012505014451385.933M304879.5134015013005214951436.733M305282.7139115013505415501492.233M305685.814411501400561600154333M306089149215014505816751611.336M334891.9154315015006017251662.136M335295.4160030065026865803.336M333287.473730070028920857.236M33