We can supply all kinds of profile steel,  I will give you the size that you need as follows:
1. hot rolled I-beam
Size: 8#-63# ( Japan, Europe standard )
Material: Q235, Q345
2. hot rolled channel steel
Size: 5#-40# ( Japan, Europe standard )
Material: Q235, Q345
3. hot rolled angle bar
Size: 20*20mm-200*200mm, 45*30-200*125
Material: Q235, Q345
4. hot rolled H-beam
Size: 100*50-800*300m
Material: Q235, Q345
5. hot rolled flat bar, chord plate, galvanized flat bar
Size: 12mm-300mm
Material: Q235, Q345, 60SiMn, 65Mn
6. ledge steel
Specification: D15, M15, M18, E19, M22
Material: M540
7. mining I-beam
Specification: 9#, 10#, 11#
8. U-blacket steel
Specification: 25U, 29U, 36U
Material: 20MnK
9. hot rolled square steel
Size: 10*10mm-80*80mm
Material: Q235, Q345, 10-45# as well as various alloy steel
If you are interested in it, pls contact to me.