录 常用型钢规格表
普通工字钢
符号：h—高度；b—宽度；tw—腹板厚度；t—翼缘平均厚度；I—惯性矩；W—截面模量
尺 寸（mm）
型 号
hmm
1012.6141618
20
ababababa
32
bca
36
bca
40
bca
45
bca
50
bca
56
bca
63
bc
630560500450400360320100126140160180200
bmm6874808894100102110112116118122124130132134136138140142144146150152154158160162166168170176178780
twmm4.555.566.5797.59.58108.510.59.511.513.510121410.512.514.511.513.515.512141612.514.516.5131517
22
15
21
14.5
20
14
18
13.5
16.5
12.5
15.8
12
15
11.5
tmm7.68.49.19.910.711.4
Rmm6.577.588.59
14.318.121.526.130.735.539.542.146.548.553.555.46167.173.579.976.483.690.886.194.1102102111120119129139135147158155167180
11.214.216.920.524.127.931.13336.538.14243.547.952.757.762.76065.671.367.673.880.180.487.494.593.6101109106115124122131141
截面面积(cm2)
理论重量(kg/m)
2222012.39.5
252501310
2828013.710.5
H型钢符号：h—高度；b—宽度；t1—腹板厚度；t2—翼缘厚度；I—惯性矩；W—截面模量
i—回转半径；Sx—半截面的面积矩。
H型钢规格
类别
(h×b×t1×t2)
截面积Acm2
质量qkg/m17.2 223.831.940.350.556.772.482.28594.510611513714114717219723328421.431.244.157.379.71071241151291371511759.5413.314.318.218.521.725.829.732.6
Ix(cm4)3838471660290047705030108001150017000205002160033300403004920056400669007110093000119000104027406120114002170038900561006080071400103000118000137000192417679122016101880356040806460
x-x轴Wx(cm3)76.576.5136221331477503867919116013701440194023002540286033403560449055801402835027791280200025502520293035304020462038.566.890.6140163188287326433
ix(cm)4.185.296.397.58.618.3510.810.512.513.112.615.115.216.617.317.516.817.718.26.178.310.412.514.616.918.920.420.824.324.824.93.984.956.127.268.278.2510.410.412.4
Iy(cm4)13429456498416001700365038805520676071001120013600163001890022400238003100039400151508985160036507210811067708120767090201060014.929.349.697.6114134255294443
y-y轴Wy(cm3)26.74775.1112160167292304365450466646776809951112011701530193030.267.71131602924815414515415116017015.969.7513.221.72326.841.14759.4
100×100×6×8125×125×6.5×
9150×150×7×10175×175×7.5×
11200×200×8×12#200×204×12×
12250×250×9×14#250×255×14×
14#294×302×12×
12300×300×10×
15300×305×15×
15#344×348×10×
16350×350×12×
19#388×402×15×
15#394×398×11×
18400×400×13×
21#400×408×21×
21#414×405×18×
28#428×407×20×
35148×100×6×9194×150×6×9244×175×7×11294×200×8×12340×250×9×14390×300×10×
16440×300×11×
18482×300×11×
15488×300×11×
18582×300×12×
17588×300×12×
20#594×302×14×
23100×50×5×7125×60×6×8150×75×5×7175×90×5×8198×99×4.5×7200×100×5.5×
8248×124×5×8250×125×6×9298×149×5.5×
8
21.930.3140.5551.4364.2872.2892.18104.7108.3120.4135.4146173.9179.2187.6219.5251.5296.2361.427.2539.7656.2473.03101.5136.7157.4146.4164.4174.5192.5222.412.1617.0118.1623.2123.5927.5732.8937.8741.55
HW
HM
300×150×6.5×
9346×174×6×9350×175×7×11#400×150×8×
13396×199×7×11400×200×8×13
HN
#450×150×9×
14446×199×8×12450×200×9×14#500×150×10×
16496×199×9×14500×200×10×
16#506×201×11×
19596×199×10×
15600×200×11×
17#606×201×12×
20#692×300×13×
20700×300×13×
24
47.5353.1963.6671.1272.1684.1283.4184.9597.4198.23101.3114.2131.3121.2135.2153.3211.5235.5
37.341.85055.856.76665.566.776.577.179.589.610395.1106120166185
7350112001370018800200002370027100290003370038500419004780056500693007820091000172000201000
49064978294210101190120013001500154016901910223023302610300049805760
12.414.514.716.316.716.81818.518.619.820.320.520.823.924.124.428.629.3
5087929857341450174079315801870907184021402580198022802720902010800
67.79111397.9145174106159187121185214257199228271602722
注：“#”表示的规格为非常用规格。
普通槽钢
符号：同普通工字钢但Wy为对应翼缘肢尖
尺 寸（mm）
型 号
h506380100126
ababababa
140
b3740434853586063656870737577
tw4.54.855.35.5686.58.579797
t77.588.599.59.5101010.510.5111111.5
R77.588.599.59.5101010.510.5111111.5
截面面积(cm2)6.928.4510.2412.7415.6918.5121.3121.9525.1525.6929.2928.8332.8331.84
理论重量(kg/m)5.446.638.041012.3114.5316.7317.2319.7520.1722.9922.6325.7724.99
56.381012.614
16160
18180
20240
22220
22
ba
220
7978
979117.59.511.5810129111310.512.514.5
11.512121212.512.512.5141414161616181818
11.512121212.512.512.5141414161616181818
36.2434.9139.9144.9140.0245.6251.2248.554.961.360.8968.0975.2975.0483.0491.04
28.4527.431.3335.2531.4235.8140.2138.0743.148.1247.853.4559.158.9165.1971.47
25bca
250808282
28bca
280848688
32bca
320909296
36bca
36098100100
40bc
400102104
等边角钢
型号
圆角R
（mm）
重心矩Z0
截面积A（cm2）
质量(kg/m)0.891.151.121.461.371.791.662.162.651.852.422.982.092.743.373.992.333.063.774.462.623.454.256.573.914.825.727.479.154.37
惯性矩Ix(cm4)0.40.50.821.031.461.842.583.293.953.594.65.535.176.658.049.337.189.2611.2113.0510.1913.1816.0223.6319.0323.1727.1234.4541.0926.39
0.660.781.121.341.722.082.593.183.683.284.054.724.255.296.26.995.366.77.98.956.868.6310.2214.0611.2213.3315.2618.5921.3414.16Wxmax
截面模量
Wxmin(cm3)
0.290.360.460.590.680.870.991.281.561.231.61.961.582.052.512.951.962.563.133.682.483.243.976.034.135.0867.759.395.14
20×
3434343
3.5
66.47.37.68.58.910
1.131.461.431.861.752.282.112.762.382.363.093.792.663.494.295.082.973.94.85.693.344.395.428.374.986.147.299.5111.665.57
L25×3.5
L30×4.5
L36×453
4.510.410.710.9
L40×453
511.311.712.2
L45×
4563
5
12.61313.313.4
L50×
4563
5.5
13.814.214.614.8
L56×
45845
6
15.315.716.81717.4
L63×68104
717.818.519.318.6
5
L70×
67856
L75×
781056
L80×
7810
998
19.119.519.920.320.320.721.121.522.221.521.922.322.723.5
6.888.169.4210.677.418.810.1611.514.137.919.410.8612.315.13
5.46.417.48.375.826.917.989.0311.096.217.388.539.6611.87
32.2137.7743.0948.1739.9646.9153.5759.9671.9848.7957.3565.5873.588.43
16.8919.3921.6823.7919.7322.6925.4227.9332.422.726.1629.3832.3637.68
6.327.488.599.687.38.639.9311.213.648.349.8711.3712.8315.64
等边角钢
型号
圆角R
（mm）
67
重心矩Z0
截面积A(cm2)
质量(kg/m)8.359.6610.9513.4815.949.3710.8312.2815.1217.920.6123.2611.9313.5316.6919.7822.8115.519.1322.726.1921.4925.5229.4933.3924.7329.3933.9938.52
惯性矩Ix(cm4)82.7794.83106.5128.6149.2115131148.2179.5208.9236.5262.5177.2199.5242.2282.6320.7297361.7423.2481.7514.7603.7688.8770.2779.5916.610481175
33.9938.2842.349.5755.9343.0448.5753.7863.2971.7279.1985.8159.7866.3678.4889.3499.0788.2104.8119.9133.6134.6154.6173189.9180.8208.6234.4258.3
截面模量Wxmax
(cm3)
24.424.8
10
25.225.926.726.727.127.6
12
28.429.129.930.629.630.1
12
30.931.632.433.7
14
34.535.336.138.2
14
3939.840.643.1
16
43.944.745.5
10.6412.313.9417.1720.3111.9313.815.6419.2622.826.2629.6315.217.2421.2625.229.0619.7524.3728.9133.3727.3732.5137.5742.5431.537.4443.349.07
L90×81012678
L100×1012141678
L110×1012148
L125×
10121410
L140×
12141610
L160×
121416
常用型钢规格表
