china coal 0001 Introduction of GB Standard Steel H Beam Hot rolled H-beam, h beam Grade: Q235B, SS400, Q235, Q345, Q345B, ST37-2, A36, S235JRG1 Technique: Hot Rolled, Welded We supply high quality H-beam steel with reasonable price. Including Chinese standard, Japanese standard and so on.  Material: SS400, ST37-2, A36, S235JRG1, Q235, Q345 etc. Length: 6meter, 9meter, 12meter Parameter of GB Standard Steel H Beam Hot Rolled H-beam      GB/T11263-1998 SIZE       SECTION DIMENSIONS   (MM) KG/M   H   B t1   t2 r   100X100 100 100 6 8 10 17.2 125X125 125 125 6.5 9 10 23.8 150X100 148 100 6 9 8 21.4 150X150 150 150 7 10 11 31.9 175X175 175 175 7.5 11 13 40.2 200X150 194 150 6 9 13 31.2 200X100 198 99 4.5 7 8 18.5 200X100 200 100 5.5 8 11 21.7 200X200 200 200 8 12 13 50.5 250X175 244 175 7 11 16 44.1 250X125 248 124 5 8 8 25.8 250X125 250 125 6 9 12 29.7 250X250 250 250 9 14 16 72.4 250X250 250 255 14 14 16 82.2 300X200 294 200 8 12 18 57.3