钢纤维砼C50混凝土强度等级每立方米砼中各材料用量（kg）水灰比水泥㎏/m³（海螺牌）砂㎏/m³配合比设计施工配合比C50C500.320.32490490807847.49.5-19mm集料4.75-9.5mm集料㎏/m³水㎏/m³钢纤维㎏/m³外加剂㎏/m³（RB-1高效减水剂）㎏/m³691697.4296299.0157107.350506.866.81砂率(%)0.8立方米各种材料用料水泥㎏施工配合比坍落度（mm）砂，石含水率%砂容器重含水试验试样重烘干前烘干后含水率含水率0110001000949.004.124.073210001000947.004.0388.421500588.42584.700.750.9252500588.42582.981.1C500.321705.0119.5-19mm集料4.75-9.5mm集料88.611500588.61583.171.11.452500588.61579.771.8392.0砂㎏677.916-26.5mm集料557.94.75-16mm集料239.2水kg85.8钢纤维㎏/m³40.0外加剂㎏5.5
