... .5, 3.0, 3.6, 4, 4.5, 5, 5.6, 6.3, 7, 7.5, 8, 9, 10, 11, 12.5, 14, 16, 18, 20.(2) Unequal ... angle bar: Material Q235, Q235A, Q235B, Q345, Q345B, CCSA, CCSB. Specification: 2.5/1.6 ... .8, 5/3.2, 5.6/3.6, 6.3/4, 7/4.5, 7.5/5, 8/5, 9/5.6, 10/6.3, 10/8, 11/7, 12.5/8, 14 ... /9, 16/10, 18, 11, 20/12 ...