板材 (PLATE) 片材 (SHEET) 花纹板 (TREAD PLATE) 挤压材 (EXTRUSION) 其他 (SPECIAL PRODUCTS) 花纹板 ALLOY TEMPER MATERIAL SPECIFICATIONS A3003 H114, H22 ASTM B632, GB/T3880-2006, GB/T3190-2008 A5052 H114 EN 1386, GB/T3198-2010, GB/T3190-2008 左右请试一下