标规定的C15、C30混凝土的3天和28天强度分别是多少?要达到100%的强度大概需要多长时间? c30的混凝土3天的强度值能够达到设计28天强度的百分之多少...
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绛旓細娣峰嚌鍦绛夌骇C15銆丆20銆丆25鍜C30鐨鍘嬪姏寮哄害鑼冨洿閫氬父鏄寚鍏28澶╂姉鍘嬪己搴﹁寖鍥淬傚叿浣撳涓嬶細C15锛氭姉鍘嬪己搴︿负15鍏嗗笗浠ヤ笅 C20锛氭姉鍘嬪己搴﹀湪15-20鍏嗗笗涔嬮棿 C25锛氭姉鍘嬪己搴﹀湪20-25鍏嗗笗涔嬮棿 C30锛氭姉鍘嬪己搴﹀湪25-30鍏嗗笗涔嬮棿 璇锋敞鎰忥紝浠ヤ笂鏁板间粎鏄弬鑰冨硷紝瀹為檯鎯呭喌鍙兘浼氬洜鍥藉鎴栧湴鍖虹殑涓嶅悓瑙勮寖鑰屾湁鎵鍙樺寲銆
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绛旓細C25:姘存偿寮哄害锛32.5Mpa 鍗电煶娣峰嚌鍦 姘存偿瀵屼綑绯绘暟1.00 绮楅鏂欐渶澶х矑寰20mm 濉旂綏搴35~50mm 姣忕珛鏂圭背鐢ㄦ枡閲忥細姘达細190 姘存偿锛463 鐮傚瓙锛489 鐭冲瓙锛1258 閰嶅悎姣斾负锛0.41锛1锛1.056锛1.717鐮傜巼28% 姘寸伆姣旓細0.41 C30:姘存偿寮哄害锛32.5Mpa 鍗电煶娣峰嚌鍦 姘存偿瀵屼綑绯绘暟1.00 绮楅鏂...
绛旓細1銆乧3o娣峰嚌鍦熸槸鎸囨姉鍘嬪己搴︿负C30鐨勬贩鍑濆湡銆傚叧浜庢贩鍑濆湡鏍规嵁鐩稿叧瑙勫畾锛屽皢娣峰嚌鍦熷垎涓C15锛C20锛孋25锛孋30绛14涓瓑绾э紝鑰岃瘎瀹氱瓑绾х殑鏍囧噯灏辨槸瀹冪殑鎶楀帇鍔涜兘鍔涖2銆佽c30娣峰嚌鍦灏变唬琛ㄥ畠鑳芥姉浣30pa鐨勫帇鍔涳紝鑰屽畠鐨勯緞鏈熴 鍏绘姢娓╁害鍜屾箍搴︾瓑鍥犵礌浼氶犳垚宸ㄥぇ褰卞搷銆傛贩鍑濆湡浣滀负鐜颁唬寤虹瓚鐨勪富浣撴潗鏂欙紝涓嶅悓鐨勫缓绛戜細閲囩敤涓嶅悓...
绛旓細鏍规嵁銆婁腑鍗庝汉姘戝叡鍜屽浗鍥藉鏍囧噯:棰勬媽娣峰嚌鍦(GB/T 14902-2012)銆嬩腑鐨瑙勫畾锛氶噸閲忛獙鏀舵椂鍏佽鍋忓樊2%锛宑30娣峰嚌鍦瀹归噸濡傛灉鏄瘡绔嬫柟绫虫槸2400kg鐨勮瘽锛屽厑璁稿亸宸槸2400*2%=48kg锛屼篃灏辨槸璇1绔嬫柟绫崇殑c30娣峰嚌鍦熼噸閲忎笉灏戜簬2352kg灏辩鍚堝浗瀹舵爣鍑嗙殑瑙勫畾浜嗐