板(ban)(ban)材(sheet material)是做成(cheng)標準(zhun)大小的扁平矩形(xing)(xing)建筑材料板(ban)(ban),應用于建筑行業,用來作墻壁、天花板(ban)(ban)或(huo)(huo)地板(ban)(ban)的構件。也多指鍛(duan)造(zao)、軋制(zhi)或(huo)(huo)鑄造(zao)而成(cheng)的金屬(shu)板(ban)(ban)。劃分為薄板(ban)(ban)、中板(ban)(ban)、厚板(ban)(ban)、特厚板(ban)(ban)、通常做成(cheng)標準(zhun)大小的扁平矩形(xing)(xing)建筑材料板(ban)(ban)。