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Jotain is expert in exporting steel products.we not only have the great advantages in our product quality/price/resource/service, but also have absolute advantages in our technical aspects.

product

I Beams

Hot rolled sections for construction purposes complying with the corresponding Chinese standards, European standards, and ASTM standards shall be delivered with the specified dimensions range given in Table below.


Standards and Grades


StandardsGradeLength
JIS G3192、 GB/T 706
ASTM A6、 EN 1025

SS400, Q235B, Q345B, GR36, GR50,

 S235JR, S275JR, S335JR, etc. 

6m-12m

*Other grade, design and packing can be made under request.


Dimensions and Shapes

1452650888710113aWa3.jpg


Chinese Standards:

DesignationDimensions (mm)Mass
(kg/m)
DesignationDimensions (mm)Mass
(kg/m)
hbdthbdt
10100684.57.611.232b32013211.51557.7
12120745.08.414.0c13413.562.7
12.6126745.08.414.236a36013610.015.860.0
14140805.59.116.9b13812.065.6
16160886.09.920.5c14014.071.3
18180946.510.724.140a40014210.516.567.6
20a2001007.011.427.9b14412.573.8
b1029.031.1c14614.580.1
22a2201107.512.333.045a45015011.51880.4
b1129.536.5b15213.587.4
24a2401168.01337.5c15415.594.5
b11810.041.250a50015812.02093.6
25a2501168.038.1b16014.0101.0
b11810.042.0c16216.0109.0
27a2701228.513.742.855a55016612.521106.0
b12410.547.1b16814.5114.0
28a2801228.543.5c17016.5122.6
b12410.547.956a56016612.5106.3
30a3001269.014.448.1b16814.5115.1
b12811.052.8c17016.5124.0
c13013.057.563a63017613.022122.0
32a3201309.51552.7b17815.0131.0


0666.jpg


European Standards:

Section Designation DimensionsSection Area
(cm²)
Mass
(kg/m)
Ihbstr1r2
8080423.9 5.9 3.9 2.3 7.6 5.9 
100100504.5 6.8 4.5 2.7 10.6 8.3 
120120585.1 7.7 5.1 3.1 14.2 11.1 
140140665.7 8.6 5.7 3.4 18.2 14.3 
160160746.3 9.5 6.3 3.8 22.8 17.9 
180180826.9 10.4 6.9 4.1 27.9 21.9 
200200907.5 11.3 7.5 4.5 33.4 26.2 
220220988.1 12.2 8.1 4.9 39.5 31.1 
2402401068.7 13.1 8.7 5.2 46.1 36.2 
2602601139.4 14.1 9.4 5.6 53.3 41.9 
28028011910.1 15.2 10.1 6.1 61.0 47.9 
30030012510.8 16.2 10.8 6.5 69.0 54.2 
32032013111.5 17.3 11.5 6.9 77.7 61.0 
34034013712.2 18.3 12.2 7.3 86.7 68.0 
36036014313.0 19.5 13.0 7.8 97.0 76.1 
38038014913.7 20.5 13.7 8.2 107.0 84.0 
40040015514.4 21.6 14.4 8.6 118.0 92.4 
45045017016.2 24.3 16.2 9.7 147.0 115.0 
50050018518.0 27.0 18.0 10.8 179.0 141.0 
55055020019.0 30.0 19.0 11.9 212.0 166.0