astm a36 hot rolled equal angle iron Type:Equal, Unequal Grade:Q235B,SS400,Q345B,ST37-2,S235JR Length: 6meter, ... ST37-2, A36, S235JRG1, Q235, Q345 etc. Standard: GB/JIS/EN/ASTM/DIN and others. Packing: In Bundle,Fasten ... section. It could be divided into equal and unequal shape. The kind which have two ... same uprightness border is equal angle. The kind one border longer than another is unequal angle. ...