混凝土回弹测试记录表 项目名 施工单单项工程构件名称回弹仪型号测区12345678910R139413835383834334135监理单合同测试角度水平、向上、向下第 页共 页设计强度C30测试面状态侧面、表面、底面、风面、潮湿、光洁、粗糙ZC3-AR237324232343942403233回弹仪编号116R435363436384136403933率定值R73232344241423332333680±2R940373335403934324241测试单位R1039354233363738333740测试日期R1236393239423733334039R338424235344232373438R535373935323236383642R640404242373737413533R840383736343637343935R1132383933353737353235R1341343836383542323634R1440353336383639373732R1536413339363437393732R1642414035333236373435有效均值（N)38.037.637.435.836.437.136.235.636.435.3碳化深度（mm）0.50.50.50.50.50.50.50.50.50.5推算强度(Mpa)35.935.234.831.933.034.232.631.533.031.0平均推算强度（MPa）自检意见试验33.3标准差（Mpa）1.7变异系数0.1监理意见最小值(Mpa）31.0强度推定值(MPa)30.6复核试验主管监理