Product :stainless steel channel beam material:201 202 301 302 303 304 304L 310 321 316L 316 410 420 430 2520 2014 used steel h beam ♦ Description:1) Material: Q235B, Q345B, SS400, A36, Gr50, S235JRG2, S235JR2) Standard: JIS, ASTM, BS, EN, GB/T 11263-20053) Size:( any standard sizes within below range) HW: 100 x 100 to 400 x 400mmHM: 150 x 100 to 600 x 300mmHN: 100 x 50 to 900 x 300mmHP: 200 x ...