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       好的(de)(de)不銹(xiu)鋼地溝(gou)蓋板(ban)(ban)(ban)(ban)，其(qi)常規(gui)板(ban)(ban)(ban)(ban)的(de)(de)密(mi)(mi)度(du)(du)在1.8g/cm3左(zuo)(zuo)(zuo)右，自然狀態下1200*2400mm的(de)(de)板(ban)(ban)(ban)(ban)重量大(da)概在5.5kg/mm左(zuo)(zuo)(zuo)右，厚(hou)板(ban)(ban)(ban)(ban)密(mi)(mi)度(du)(du)在1.95左(zuo)(zuo)(zuo)右，自然狀態下1200*2400mm的(de)(de)板(ban)(ban)(ban)(ban)重量大(da)概在6kg/mm左(zuo)(zuo)(zuo)右。次的(de)(de)溝(gou)蓋板(ban)(ban)(ban)(ban)密(mi)(mi)度(du)(du)和重量都(dou)要低一些，密(mi)(mi)度(du)(du)1.6-1.7/cm3之間(jian)，薄板(ban)(ban)(ban)(ban)重量5kg/mm左(zuo)(zuo)(zuo)右，厚(hou)板(ban)(ban)(ban)(ban)重量5.5kg/mm左(zuo)(zuo)(zuo)右，普通水泥(ni)或無壓板(ban)(ban)(ban)(ban)的(de)(de)密(mi)(mi)度(du)(du)在1.5mg/cm3左(zuo)(zuo)(zuo)右，重量在4.5kg/mm左(zuo)(zuo)(zuo)右。硅酸鈣板(ban)(ban)(ban)(ban)的(de)(de)密(mi)(mi)度(du)(du)在1.2g/cm3左(zuo)(zuo)(zuo)右，3.5kg/mm左(zuo)(zuo)(zuo)右。