Ekahship can supply Carbon Structural Plate with qualified standards of JISG3101 and GB711. We have steel grade of SS400, SS490, SS540, 10-55 and 20Mn-65Mn for your references. Specifications from 5~100×900~4100×6000~25000 (mm) are all acceptable. Should you have any demands on it, please contact us -sales@ekahsip.com.