《品茗钢筋软件.ppt

柱钢筋平法标注 0.5*4=2 (0.5/3+0.5)*2=1.333 合计：2+1.333*2=4.666 (0.5-0.02*2)*4+11.9*0.008*2=2.031 0.46/3*2+0.46*2+0.095*2=1.416 合计：2.031+1.416*2=4.863 一般受力筋弯钩增加长度计算表 根据以上图形中的结论，可整理成如下表格： 一个Ⅰ（Ⅱ）级钢筋弯钩增加长度（钢筋直径d） 钢筋类别 Ⅰ级钢筋 Ⅱ级钢筋 备注 弯钩增加长度 180° 6.25d 无 x为平直段长度，按设计要求取定。 135° 4.90d x+2.90d 90° 3.50d x+0.93d Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 箍筋个数 柱净长为层高 梁净长按混凝土规则计算 板净长指主（次）梁与主（次）梁之间的净长 计算中有小数时，向上取整 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 双层钢筋的撑脚（板撑）：按设计规定，设计无规定时，均按板中小规格主筋计算。 地下室底板：每平方米算一只，长度=板厚*2+1m 板：每平方米算3只，长度=板厚*2+0.1m 撑脚布置数量均按板的净面积计算 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 四. 常见钢筋混凝土构件的钢筋计算 柱 梁 板 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. （一） 框架柱 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 柱钢筋平法标注 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 基础插筋：基础层高+上层非连接区长度+搭接长度+锚固长度-砼保护层（50/100） 柱钢筋的计算 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 中间层纵筋： 层高-非连接区长度0+上层非连接区长度0+搭接长度 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 顶层柱纵筋（中柱）： 层高-梁高－非连接区长度+锚固长度 锚固长度：梁高－砼保护层＋12d =层高－砼保护层＋12d －非连接区长度 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 顶层柱纵筋（角柱、边柱）： 层高-梁高-上层非连接区长度+顶层锚固长度 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 箍筋（根数）： 【L(净跨)-50*2】/箍筋间距 + 1 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2