管道壁厚等级对照表

公称通径Nom inal PipeSize外径OutsideDiameter公称壁厚TNorm inal Wall ThicknessNPSBNDSCH5sSCH10sSCH10SCH20SHC30SCH40sSTDSCH40SCH60SCH80sXSSCH80SCH100SCH120SCH104SCH160XXS1/81/43/8681010o 313。717o 11o 241o 651.651.732o 242o 311.732.242o 311.732.242.312o 413o 023.202.413.023.202.413o 023.20-1/23/4115202521.326 o 733o 41o 651o 651o 652o 112.112.772o 772.873o 382.772o 873.382o 772o 873o 383o 733o 914o 553.733.914.553.733.914.554.785.566.357.477o 829o 0911/411/2232405042 o 248.360 o 31.651o 651.652.772.772.77-3o 563.683.913.563.683.913.563o 683o 914.855o 085o 544o 855o 085o 544o 855o 085.546.357.148o 749o 7010.1511o 0721/2331/265809073 o 088 o 9101.62o112o112o113o 053o 053o 05-5o 165o 495.745.165.495o 745.165.495o 747o 017o 628.087.017.628o 087o 017.628o 089.5311.1314 o 0215o 24456100125150114o 3141o 3168o 32o 112o 772o 773o 053.403.40-6.026o 557o 116.026o 557.116.026o 557.11-8o 569o 5310o 978o 569o 5310.978.569o 5310o 97-11o 1312.7014.2713o 4915.8818o 2617o 1219.0521o 95810200250219o 1273 o 12o 773o 403.764.19-6.356.357o 047o 808.189o 278.189.278o 189o 2710o 3112o 7012.7012o 7012.7012o 7012.7015o 0915o 0918.2618.2621o 4420.6225o 4023.0128.5822 o 2325.4012300323。93。964。576。358 o 389.539o 5310。3114o 2712.7012o 7017.4821o 4425 o 4028o 5833o 3225 o 40141618350400450355。6406.4457.23。964.194.194。784。784。786.356.356。357.927.927。929.539o 5311.139.539.539.5311o 1312.7014.2715.0916.6619.0512o 7012.7012o 7019.0521o 4423.8323.8326 o 1929 o 3627o 7930 o 9634.9331.7536.5339.6735 o 7140 o 4945 o 242022245006005085596104。784.785。545。545。546.356.356.356.359。539.539。5312.7012.7014.27-9.539.539.5315.0917o 4820 o 6222o 2324.6112o 7012.7012o 7026 o 1928.5830 o 9632.5434.9338.8938.1041o 2846.0244.4547.6352o 3750o 0153o 9859o 542628307006607117627.927.927.9212o 7012.7012o 7015o 8815.889o 539o 539o 5312o 7012.7012.706。357.92-323436800900813864914-7。927。927.9212o 7012o 7012.7015o 8815.8815.889o 539o 539o 5317.4817.4819.0512.7012o 7012.70384042100096510161067-9.539.539.53-12o 7012o 7012.70-444648110012001118116812199o 539.539o 5312.7012.7012o 70CSH5s、10s、40s、80s 用于不锈钢管件。SCH5s、10s、40s、80s applies for stainless steel。JIS B2311、B2312、B2313公称通径外径Nom inalOutsidePipe SizeDiameter公称壁厚TNorminal Wall ThicknessDNNPSDSGPSCH5sSH10sSCH10SCH20SCH30SCH40SSTDSCH40SCH60SCH120SCH140SCH160XXS151/221.72o 81o 72.12o 82.83o 73o 73.74o 87o 5203/427.22o 81.72o 12.92.9SCH80SSCH1003o 93.93o 9-5.67o 825134。03o 21o 72.8-3.43.44.54o 54o 5-6.49o 13211/442.73o 51.72.83o 63.63.64.94.94.96o 49o 74011/248。63.51.72o 83o 73o 73.75o 15.15o 17.110.250260.53.81o 72.83.93.93o 95.55o 55.58.711.16521/276.34o 22.13.05.25.25o 27.07.07.0-9o 514.080389.14o 22.13o 05o 55.55o 57.67o 67o 611o 115.29031/2101。64.22.13.0-5o 75o 75o 78o 18.18o 1-1004114.34o 52o 13.06o 06.06o 08o 68o 68.611.113o 517.11255139.84.52o 83.4-6.66.66o 69.59.59o 5-12.715.919.01506165。25.02o 83o 4-7o 17.17o 111.011.011o 014.318.221o 92008216。35o 82o 84.06.47.08o 28.28o 210o 312o 712.712o 715o 118.220.623.022.225010267.46.63.44.06.47o 89.39o 39.312o 712o 712.715.118.321.425 o 428 o 625.430012318.56.94.04o 56.48.49.59o 510.314.312o 712。717o 421.425.428.633o 325.435014355。67o 94o 04.86o 47.99o 59.59o 511o 115.1-12。719o 023o 827.831o 835 o 740016406。47o 94o 24.86o 47o 99.59.59o 512o 716o 712.721o 426.230 o 936 o 540.545018457.27.94o 24o 86.47o 911.19o 59o 514.319.012。723.829.434 o 939 o 745.250020508o 07o 94o 85.56.49o 512o 79.59o 515.120.612。726.232.538 o 144.450o 055022558o 84o 85.56.49o 512o 79.59o 522o 212。728 o 634 o 941.347.654 o 060024609。65.56o 46o 49.514 o 39.59o 517o 524 o 612.731o 038.946.052o 459o 565026660。47.912。79。570028711。27。912。715。99.575030762。0-6.47。97。912.715。99.59。580032812.87.912。715。99.517。585034863。6-7.912.715。99.517.590036914.47.912.715。99.519.012。712.712。712.712.712。7承插焊管件（一） Socket Welding FittingsGB/T 14383、SH 3410、HG/T 21634、ASME B16。11、JIS B2316公称通径Nom inal Pipe Size承插孔深度Depth ofSocket壁厚Wall Thickness中心至承插孔底Cen ter to Bottom of SocketAC min90弯头、三通、四通90Elbow、Tee、Cross45弯头45ElbowDNNPSJ minSCH803000SCH1606000XXS9000SCH803000SCH1606000XXS9000SCH803000SCH1606000XXS900068101/81/43/81010103.23。34。03。54.04.41111141114168888811-1520251/23/411013134。55。05。66.07.08.09.510.011o 5161922192227252832111314131418161921324011/411/213136.36.48。09.012o 013o 0273232383538182121252225502167。011。014。03841542529286521/2168。912。5415729328031610。013.85764323510041910.06741-本表列出的为承插焊管件各相同部分尺寸，不同标准规定的接管尺寸及承插孔径dl、流通孔径d2尺寸见承插焊管件的接管外径、承插孔径及流通孔尺寸表。当产品为异径时,流通孔d2的尺寸用异径公称通径相对的d2尺寸、中心至承插孔底的尺寸A与同径管件相同.The above list shows sizes of the same parts of SW fittings The sizes of different codes pipes,socket diameter dl and bore diameter d2 refer to the list of the pipe outside diameter，socket diameter and bore diameter of SW fittings.As to the reduc ing fittin gs，size of the bore diameter d2 applies to the releva nt size d2 of the reduc ing n orm inal pipe size size of cen ter to the bottom of socket A issame to the straight fittin gs，承插焊和螺纹活接头 Unions of SocketWelding&Threaded HG/T 21634、MSS SP-83公称通径Nom inal PipeSize外径End DIA壁厚Wall Thickness螺母厚度Nut螺帽每英寸 的螺纹扣数Threads Per in ch球面凸缘 厚度MaleFla nge定位口高 度Bearin公称装配长 度LengthAssemNomi nat结构尺寸Lay ing Len gth流通孔径BoreD minC minEd2DNNPS承插焊螺纹承插焊螺纹G minHF minh minL承插焊螺纹SocketThreadSocketThreadSocketThread61/821.814.73.22o 53.2163.21o 541217o 481/421.819。13o 33.13.2163o 21.5412110.9103/825。922o 93o 53o 23.5143.51.5462413o 9151/231.227.74.13.83.7143.71。5492417o 5203/437。133。54。34。04.1114.11.8572922.225145。541.45.04。64。5114。61。9623028.43211/454。950。65.34.95。2105.42.2713736.54011/261。557.25。65.15.6105.92。3773842 o 450275.270.16.15。66。4106。62。7863953.96521/291。785。37.77。17.187.53.11025665o 3803109.2102.48.37.78。088.33。61095979.9活接头适用于3000及3000以下级别；管件级别代号与管子壁厚等级的关系见后。接管尺寸承插孔径dl、流通孔径dl、流通孔径d2和承插孔深度J与ASME B16。11规定相同。Unions only applie to the class 3000 and below it； the relati ons of pressure grade and schedule refer to hereafter。900030006000Dimensions of pipe，socket diameter d1，bore diameter d2 and the length ofthe depth of socket J are same to requirements of ASME B16.11。公称通径Nom inal PipeSizeGB/T 14383 (A)SH 3410GB/T 14383 (B)、HG/T21634(metric)JIS B2316HG/T 21634(NPS)、ASMEB16.11接管外径Pi npeDIA承插孔 径SocketDIA流通孔径Bore DIA接管外径Pi npe DIA承插孔 径SocketDIA流通孔径Bore DIA接管外径Pi npe DIA承插孔径SocketDIA流通孔 径BoreDIA接管外 径Pin peDIA承插孔 径SocketDIA流通孔径Bore DIA接管外 径Pin peDIA承插孔 径SocketDIA流通孔 径BoreDIADNNPSDd1d2Dd1d2DD1d2Dd1d2Dd1d2承插焊管件的接管外径、承插孔径及流通孔径尺寸表List of The Pipe Outside Diameter，Socket Diameter and Bore Diameter fo SW FittingsSCH80SCH160SCH80SCH160SCH80SCH160XXSSCH80SCH1603000600010o11o61/810o07.110.396.84.0513.714 o81/414o9.49o 26o 41717o 51013.817o3103/8312o 712.59o 117.3117o17.87MB21o22.221o721.9151/221。321。814.112.32222o 5151271818o 510.89.013.8127o27o16.112.3327 o15.811o86o 4203/426.927.418o 915o 72727o 51916112525 o 517o 02721o 416o 226 o320.915o511.325133.734。224 o 721o 13434.52521163232.523o 09.434 o27.221.2726.620.715o 234 o34.00533.442 o42.743.242 o83211/442.442。932.429 o 84242 o 73229223838 o 528 o 025o 448 o49 o35.529.9235o 129o522.848 o4011/248。348o838 o 334.14848.83834284545 o 535 o 030 o 96141.234 o 448 o940.934o028.050260.361。149.142 o 76060 o 84943385757.845 o 839 o 460 o61o52o 743.1352o 542.938.261o5160.346521/276。180388。91004| 承插焊管件尺寸的极限偏差Tolerances for Socket-Welding Fittngs公称通径Nom inal Pipe Size所有管件AllFitti ngs所有管件All Fittin gs45。、90弯头、三 通、四通、45斜三 通45、90Elbows、Tees、 Crosses、 Laterals双承口管箍Coupli ngs单承口箍、半管接 头、异径插入件Half-Coupli ngsBossReducer In serts异径插入件ReducerIn serts异径插入件ReducerIn serts活接头(含螺纹)Union s(compriise threaded unions)承插孔 径SocketDIA流通孔径Bore DIA中心至承插孔底Center to Bottom of Socket结构长度Laying Length结构长度Laying Length主体外径Shank DIA插入端长度Sha nkLen gth公称装配长度Len gth AssemNomi nalDNNPSd1d2A、HEFSDSLL6-81/8-1/4+0.300。40.81o 50.81.510203/8-3/41.53o 01o 50.250-1.51o 525-50122.04.02o 00o 250-2.01o 565-10021/24+0.400。82o 55.02.50o 50-2o 51o 5不同标准规定的极限偏差可能会略有差异，使用时请查阅原标准。There may be differe nces betwee n the tolera nces of the differe nt codes,a nd when using please refer to the orig inal codes.SCH160和双加厚管的公称壁厚ASME B1611Nominal Waill Thckness of Schedule 160 and Double Extra Strong Pipe In ASME B16。11公称通径公称壁厚Nom inal Pipe SizeNormi nal Wall ThicknessDNNPSSCH160XXS61/83.154。8381/43。686.05103/84.016。40由于ASME B36.10M未包括DN6、8和10的SCH160和XXS的壁厚，表列数值可作为确定额定值时管子的公称壁厚。Since ASME B36.10M does not include Schedule 160 nor include double Extra Strong thickness for DN6,8，and 10，the values in table may beused as the nominal wall thi nckn esses of the pipe for rat ing purposes 管件级代号与管子壁厚代号的关系Relevance of Fittings Class with Schedule Nunber or Wall Designation of pipe for Calculation of Ratings管件级别代号 class desig nati on foFitti ng管件连生产建设形式Type of Fitt ing用作额定计算依据的管子Pipe Used for Ratin Basis管子表号Schedule NO.管壁代号Wall Desig natio n2000螺纹 Threaded80XS3000螺纹 Threaded1606000螺纹 Threaded-XXS3000承插焊 SocketWelding80XS6000承插焊 SocketWelding1609000承插焊 SocketWelding-XXS本表并未限制使用较薄或较厚壁厚的管子和管件。实际采用的管子公称壁厚可小于或大于本表所示的管子公称壁厚。采用较薄管子时其强度可支配额定值；hat采用较厚管子时(例如对机械强度而言)，管件的强度支配额定值。This table is nkt intended to restrict the use of pipes and fittings of thinner or thicker wall.Pipe actually used may be thinner or thicker in nominal wall than tshow n in Table. Whe n thinner pipe is used,its stre ngth may gover n the rat in。Whe n thi ncker pipe is used(e.g formecha ni cal stre ngth)，the stre ngth of thefitting gover ns the rati ng。螺纹管件 Threaded Fittings GB/T 1426、ASME B161190。弯头、三通、四通45。弯头所有管件公称通径90Elbows、Tees、Crosses45ElbowsAll Fitti ngsNom inal Pipe中心至端面中心至端面端部外径最小壁厚螺纹长度SizeCen ter to EndCen ter to EndOutside Diameter of BandMinimum Wall ThicknessLength or Thread MinAGDCSCH80SCH160XXSSCH80SCH160XXSSCH80SCH160XXSSCH80SCH160XXSDNNPS200030006000200030006000200030006000200030006000BL261/82121251717192222253.183.186.356.46。781/42125281719222225333。183。306。608.110。2103/82528331922252533383。183。516。989.110.4151/22833382225283338463.184.098。1510.913o 6螺纹管件 Threaded FittingsGiB/T 1426、ASME B16。11管箍、半管接头管帽所有管件Couplings、BossCapsAll Fitti ngs公称通径Nom inal Pipe Size端面至端面End to End端面至端面End to End底部壁厚End Wall Thickness外径Outside Diameter螺纹长度Length of Thread MinEFC minDDNNPSSCH160、 XXS3000、 6000SCH1603000XXS6000SCH1603000XXS6000SCH1603000XXS6000BL261/832194o 816226.46.781/43525274.86o 419258.110o 2103/83825274o 86o 422329o 110.4151/24832336.47o 9283810o 913.6203/45137386o 47.9354412o 713o 9203/43338442528333846563。184.328。5312o 72513844512833354656623。684。989。9314o 73211/44451603335435662753。895。2810。5917.04011/25160643543446275844.015。5611.0717.850260648343445275841024.277。1412。0919.06521/2768395525264921021215。617。6515o2923o 680386951066464791091211465。998.8416。6425o 910041061141147979791461521526。5511.1818.6727.713。917。318。018。419.228.930。533。02516041439.711.2445714.717.33211/46744469.711.2576417o 018.04011/279444811。212o 7647617.818o 450286485112。715.7769219.019o 26521/292606415。719.09210823.628 o 9803108656819。022.410812725o 930。51004121687522.428 o 414015927o 733.0螺纹管件 Threaded Fittings GB/T 1426、ASME B16。11公称通径长度方头管塞Square Head Plugs圆头管塞Round Head Plugs六角头管塞和内外螺纹接头Hex Plugs and Bush ingsNom inal Pipe SizeLength方头高度Height of Square对边宽度Width Flats头部直径Nomi nal长度Length对边宽度Width Flats六角头高度Hex HeighDiameter(Nom inal)of HeadDNNPSL2 minB minC minDL minSK minH min68101/81/43/810111366871011101418354141111618346681520251/23/411416191011131416212127334444512227365668101032405011/411/22212122141618242832434860515164465065789141618658010021/23427283219212536416573891447070767590115101013192125螺比试管件中的螺纹型式为GB/T 12716(ANSI/ASME Bl。20.1)中的60圆锥管螺纹NPT；如采用其它型式的螺纹请在订货时注明.The stan dards and codes of the threaded fitt ings is coni cal threaded NPT an gle 60of GB/T 12716ANSI/ASME B1.20。1)，and if requir ing other types of thread,please in dicate them in the purchased order。螺比试管件的尺寸极限偏差Tolerances for Threaded Fittings公称通径Nom inal Pipe Size90。、45。弯头、三通、四通90&45Elbows & Tees &Crosses双接口管箍、管帽Couplings、Caps单接口管箍、半管接头Half- Couplings、Boss中心至端面端面至端面端面至端面六角头双丝头Hexagonal Nipples公称通径Nom inal Pipe Size尺寸SizeDNNPSCE1E2WDsch80sch16061/8610265481/461536768x61/4x1/8615103154103/88164010810x83/8x1/4816153976151/282048131015x101/2x3/8820164410815x81/2x1/4820154376203-41021521814Cen ter to EndEnd to EndEnd to EndDNNPSE、FE/2681/8-1/40。70。70.410203/83/41.51。50。82550122.02.01。065-10021/2-42。520x153/4x1/210212051131020x103/4x3/810211647108251102560231925x201x3/410252156181425x151x1/21025205513103211/41225-62312832x2511/4x112252562231932x2011/4x3/412252158181432x1511/4x1/21225205713104011/2162668363240x3211/2x11/416262567312840x2511/2x116262567231940x2011/2x3/416262163181440x1511/2x1/2162620621310502182772474050x402x11/218272671363250x322x11/418272570312850x252x118272570231950x202x3/418272166181450x152x1/21827206513106521/2203896575165x5021/2x220382785474065x4021/2x11/220382684363265x3221/2x11/420382583312865x2521/2x120382583231965x2021/2x3/42038217918148032040100706380x653x21/220403898575180x503x220402787474080x403x11/220402686363280x323x11/4204025853