We could supply the products according to the standard of JIS G3192, SS400; GB/T700-1988,235B. Sizes: 150 X 150 X 7 X 10 X 31.1kg/m 175?75?.5?1?0.4kg/m 198?9?.5??7.8kg/m 200?00?.5??0.9kg/m 194 x 150 x 6 x 9 x 29.9kg/m 200 X 200 X 8 X 12 X 49.9kg/m 244?75??1?3.6kg/m 248?24???5.1kg/m 250?25???9.0kg/m 298 x 149 x 5.5 x 8 x 32.0kg/m 300 X 150 X 6.5 X 9 X 36.7kg/m 346 x 174 x 6 x 9 x 41.2kg/m 350 x 175 x 7 x 11 x 49.4kg/m 294 x 200 x 8 x 12 x 55.8kg/m 298?01??4?5.4kg/m. Standard:JIS G3101,SS400; GB/T700-1988,235B