Properties - Hot Finished Rectangular Hollow Sections

Welcome to our Hot Finished Rectangular Hollow Section properties page! Here you'll find properties for all UK Hot Finished Rectangular Hollow Section steel sections described by the Steelwork Design Guide to BS5950-1:2000, Volume 1, Section Properties, Member Capacities, 7th Edition (also known as The Blue Book). Sort the table below according to any property and select a CAD file to download using the reference links in the left-most column.

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Section ReferenceRatios for Local BucklingSecond Moment of AreaRadius of GyrationElastic ModulusPlastic ModulusTorsional ConstantsSurface Area
   Axis
x-x
Axis
y-y
Axis
x-x
Axis
y-y
Axis
x-x
Axis
y-y
Axis
x-x
Axis
y-y
  Per MetrePer Tonne
 d/t(1)b/t(1)cm4cm4cmcmcm3cm3cm3cm3J
cm4
C
cm3
m2m2
50x30x3.212.66.3814.26.21.761.165.684.137.25514.26.80.15242.1
60x40x3.01710.326.513.92.181.588.826.9510.98.1929.211.20.19244.1
60x40x4.012732.8172.141.5410.98.5213.810.336.713.70.1933.7
60x40x5.09538.119.52.091.512.79.7716.412.24315.70.18727.3
80x40x3.2229.557.218.92.831.6314.39.46181146.216.10.23241.3
80x40x4.017768.222.22.791.5917.111.121.813.255.218.90.2333.3
80x40x5.013580.325.72.741.5520.112.926.115.765.121.90.22727
80x40x6.39.73.3593.329.22.671.4923.314.631.118.475.624.80.22421.7
80x40x8.07210632.12.581.4226.516.136.521.285.827.40.21917.5
90x50x3.62210.998.338.73.232.0321.815.527.21889.425.90.27136.6
90x50x5.015712749.23.161.9728.319.73623.511632.90.26726.7
90x50x6.311.34.94150573.11.9133.322.843.22813838.10.26421.5
100x50x3.030.313.711036.83.582.0821.914.727.316.888.4250.29243.5
100x50x3.228.312.611638.83.572.0723.215.528.917.793.426.40.29241
100x50x4.0229.514046.23.532.0327.918.535.221.511331.40.2933
100x50x5.017716754.33.481.9933.321.742.625.813536.90.28726.6
100x50x6.312.94.94197633.421.9339.425.251.330.816042.90.28421.4
100x50x8.09.53.2523071.73.331.864628.761.436.318648.90.27917.1
100x60x3.624.813.714564.83.652.4428.921.635.624.914235.60.31136.5
100x60x5.017918983.63.582.3837.827.947.432.918845.90.30726.5
100x60x6.312.96.5222598.13.522.334532.757.339.522453.80.30421.4
100x60x8.09.54.52641133.442.2552.837.868.747.126562.20.29917.1
120x60x3.630.313.722776.34.32.4937.925.447.228.918343.30.35136.3
120x60x5.021929998.84.232.4349.932.963.138.4242560.34726.5
120x60x6.3166.523581164.162.3759.738.876.746.329065.90.34421.2
120x60x8.0124.54251354.082.370.84592.755.434476.60.33916.9
120x80x5.021133651934.423.2160.948.274.656.140177.90.38726.3
120x80x6.3169.74402304.363.1573.357.69168.248792.90.38421.1
120x80x8.01275252734.273.0887.568.111182.65871100.37916.8
120x80x10.0956093134.182.9910278.113197.36881260.37413.6
150x100x5.027177393925.584.0798.578.511990.18071270.48726.2
150x100x6.320.812.98984745.524.0112094.81471109861530.48421
150x100x8.015.89.510905695.443.9414511418013512001830.47916.6
150x100x10.012712806655.343.8517113321616114302140.47413.4
150x100x12.59514907635.223.7419815325619016802460.46810.9
150x125x4.034.528.37145395.85.0495.286.311298.99491330.5432.5
150x125x5.027228706565.76511610513812111601620.53726.1
150x125x6.320.816.810607985.74.9414112816914914301960.53420.9
150x125x8.015.812.612909665.624.8717215520818317502370.52916.5
150x125x10.0129.5153011405.534.7820418325122121002790.52413.4
150x125x12.597178013305.424.6723821229926224903240.51810.9
160x80x4.037176122075.773.3576.551.794.758.349388.10.4732.6
160x80x5.029137442495.723.319362.311671.16001060.46726.2
160x80x6.322.49.79032995.663.2611374.814286.87301270.46420.9
160x80x8.017710903565.573.18136891751068831510.45916.6
160x80x10.013512804115.473.116110320912510401750.45413.5
200x100x5.0371715005057.214.1914910118511412001720.58726
200x100x6.328.712.918306137.154.1418312322814014802080.58420.8
200x100x8.0229.522307397.064.0622314828217218002510.57916.5
200x100x10.017726608696.963.9826617434120621602950.57413.3
200x100x12.5135314010006.843.8731420140824525403410.56810.8
200x120x5.0372116907627.44.9816812720514416502100.62726
200x120x6.328.71620709297.344.9220715525317720302550.62420.7
200x120x8.02212253011307.264.8525318831321825003100.61916.5
200x120x10.0179303013407.174.7630322337926330003670.61413.3
200x120x14.211.15.45391016906.964.5839128250334639204640.6039.53
200x150x8.02215.8297018907.55.9929725335929436403980.67916.4
200x150x10.01712357022607.415.9135730243635644104750.67413.2
250x120x10.0229531016408.784.8842527353931840904680.71413.2
250x120x12.5176.6633019308.654.7750632165138148805490.70810.7
250x120x14.214.65.45696020908.564.755634972242153605970.7039.44
250x150x5.04727336015309.316.2826920432422832803370.78725.9
250x150x6.336.720.8414018709.256.2233125040228340504130.78420.6
250x150x8.028.315.8511023009.176.1540930650135050205060.77916.3
250x150x10.02212617027609.086.0649436761142660906050.77413.2
250x150x12.5179739032708.965.9659143574051473307170.76810.6
250x150x14.214.67.56814035808.875.8865147782357081007840.7639.41
250x150x16.012.66.38888038708.795.871051690662588708490.7598.41
250x200x10.02217761053709.477.9560953773162698908350.87413.1
250x200x12.51713915064409.357.85732644888760120009970.86810.6
250x200x14.214.611.11010071009.287.778097109908461330011000.8639.35
260x140x5.04925353013509.555.9127219333121630803260.78725.9
260x140x6.338.319.2436016609.495.8633523741126738003990.78420.6
260x140x8.029.514.5537020309.45.7841329051133147004880.77916.3
260x140x10.02311649024309.315.749934762440257005840.77413.2
260x140x12.517.88.2777028809.185.5959741175648568406900.76810.6
260x140x14.215.36.86856031409.15.5265844984053775607540.7639.41
260x140x16.013.35.75934034009.015.4471848692558882608150.7598.41
300x100x8.034.59.56310108010.24.2142021654624530703870.77916.3
300x100x10.02777610128010.14.1350825566629636804580.77413.2
300x100x14.218.14.041000016109.853.9466932189639047605780.7639.41
300x150x8.034.515.88010270010.86.2753436066340764506130.87916.3
300x150x10.027129720325010.76.1864843381149678407360.87413.1
300x150x12.521911700386010.66.0777951498660094508740.86810.6
300x150x14.218.17.5612900423010.568625641100666105009590.8639.35
300x150x16.015.86.3814200460010.45.9294461312107321150010400.8598.34
300x200x6.344.628.77830419011.38.2952241962447284806810.98420.5
300x200x8.034.5229720518011.38.22648518779589106008400.97916.2
300x200x10.0271711800628011.28.137886289567211290010200.97413.1
300x200x12.52113143007540118.0295275411708771570012200.96810.5
300x200x14.218.111.1158008330117.95106083313009781750013400.9639.35
300x200x16.015.89.517400911010.97.871160911144010801930014700.9598.34
300x250x5.057477410561011.710.249444957550897706971.0925.8
300x250x6.344.636.79190695011.710.2613556716633122008621.0820.5
300x250x8.034.528.311400863011.610.17616908967911520010701.0816.2
300x250x10.02722139001050011.51092884011009711860013001.0713
300x250x12.52117169001270011.49.8911201010135011902270015601.0710.5
300x250x14.218.114.6187001410011.39.8212501130151013302540017301.069.22
300x250x16.015.812.6206001550011.29.7413801240167014702810019001.068.28
350x150x5.067277660205012.56.4943727454330151604770.98725.8
350x150x6.352.620.89480253012.56.4354233767637363905860.98420.5
350x150x8.040.815.811800311012.46.3667341484446479307210.97916.2
350x150x10.0321214300374012.36.27818498104056696308670.97413.1
350x150x12.525917300445012.26.1798859312606861160010300.96810.5
350x150x14.221.67.5619200489012.16.09110065214107631290011300.9639.35
350x150x16.018.96.38211005320126.01121070915608401410012300.9598.34
350x250x5.0674710600636013.510.4607509716569122008171.1925.8
350x250x6.352.636.713200789013.410.47546318927091520010101.1820.4
350x250x8.040.828.316400980013.310.394078411208881900012501.1816.2
350x250x10.03222201001190013.210.21150955138010902340015301.1713
350x250x12.52517244001440013.110.114001160169013302850018401.1710.4
350x250x14.221.614.62720016000131015501280189014903190020401.169.21
350x250x16.018.912.6300001770012.99.9317201410210016603530022501.168.23
400x120x5.077219520142013.75.347623761225940904301.0325.9
400x120x6.360.51611800174013.65.2459029176232050405271.0220.4
400x120x8.0471214600213013.55.1773235695239762206451.0216.2
400x120x10.037917800255013.45.08891425117048375107711.0113
400x120x12.5296.621600301013.34.971080502143058389809111.0110.5
400x120x14.225.25.4523900329013.24.8912005491590646989099619.26
400x120x16.0224.526300356013.14.82132059317607091080010800.9998.33
400x150x5.0772710700232014.16.5753430967133761305471.0925.8
400x150x6.360.520.8133002850146.5166338083641876006731.0820.5
400x150x8.04715.816500351013.96.43824468105052194208281.0816.2
400x150x10.0371220100423013.86.3510105641290636115009981.0713
400x150x12.529924400504013.76.24122067215707721380011901.0710.5
400x150x14.225.27.5627100555013.66.16136074017608591530013101.069.22
400x150x16.0226.3829800604013.56.09149080519509471680014301.068.28
400x200x8.0472219600666014.58.4797866612007431570011401.1816.2
400x200x10.0371723900808014.48.39120080814809111930013801.1713
400x200x12.5291329100974014.38.281450974181011102340016601.1710.4
400x200x14.225.211.1324001080014.28.2116201080203012402610018301.169.21
400x200x16.0229.5357001180014.18.1317901180226013702890020101.168.23
400x300x8.04734.5257001650015.412.312901100152012503100017501.3816.2
400x300x10.03727315002020015.312.215801350187015403820021401.3712.9
400x300x12.52921385002460015.212.119201640230018804680025901.3710.5
400x300x14.225.218.1430002740015.112.121501830258021105250028901.369.19
400x300x16.02215.84750030300151223802020287023505830031801.368.19
450x250x8.053.328.3301001210016.610.61340971162010802710016301.3816.2
450x250x10.04222369001480016.510.516401190200013303330019901.3712.9
450x250x12.53317450001800016.410.420001440246016304070024101.3710.5
450x250x14.228.714.6503002000016.310.322401600276018304560026801.369.19
450x250x16.025.112.6557002200016.210.224801760307020305050029501.368.19
500x200x8.059.52234000814017.78.65136081417108962110014301.3816.2
500x200x10.0471741800989017.68.561670989211011002590017401.3712.9
500x200x12.53713510001190017.58.4520401190259013503150021001.3710.5
500x200x14.232.211.1569001320017.48.3822801320290015103520023201.369.19
500x200x16.028.39.5630001450017.38.325201450323016703890025501.368.19
500x300x8.059.534.5437002000018.712.617501330210014804260022001.5816.1
500x300x10.04727538002440018.612.621501630260018305250027001.5712.9
500x300x12.53721658002980018.512.526301990320022406440032801.5710.4
500x300x14.232.218.1737003320018.412.429502220359025207220036601.569.18
500x300x16.028.315.8818003680018.312.332702450401028008030040401.568.17
500x300x20.02212988004410018.212.139502940489034109740048401.556.58