板(ban)(ban)(ban)(ban)材(cai)（sheet material）是做(zuo)成(cheng)標準(zhun)大(da)小(xiao)的(de)(de)扁平(ping)矩(ju)形建(jian)(jian)筑(zhu)材(cai)料板(ban)(ban)(ban)(ban)，應用(yong)于建(jian)(jian)筑(zhu)行業，用(yong)來作墻壁、天花(hua)板(ban)(ban)(ban)(ban)或地板(ban)(ban)(ban)(ban)的(de)(de)構(gou)件。也多指鍛(duan)造、軋制或鑄(zhu)造而(er)成(cheng)的(de)(de)金屬板(ban)(ban)(ban)(ban)。劃(hua)分為(wei)薄板(ban)(ban)(ban)(ban)、中板(ban)(ban)(ban)(ban)、厚板(ban)(ban)(ban)(ban)、特厚板(ban)(ban)(ban)(ban)、通(tong)常(chang)做(zuo)成(cheng)標準(zhun)大(da)小(xiao)的(de)(de)扁平(ping)矩(ju)形建(jian)(jian)筑(zhu)材(cai)料板(ban)(ban)(ban)(ban)。