发布时间:2025-01-20 00:01:26
柱子钢筋保护层垫块放置的规范1、墙、柱钢筋垫块离地、边角200mm开始设置,上下间距1000mm;
2、墙体钢筋绑扎完成后,可加设水泥撑和保护层垫块;水泥撑与墙体钢筋用扎丝绑牢,间距不大于800mm,且梅花形布置;保护垫块固定在钢筋上,间距不超过1000mm;
3、梁底两侧每米设置垫块一个,垫块厚度约为25mm;
4、现浇板底层钢筋铺设绑扎完成后,交叉点下部放置砼垫块,间距不大于1000mm;板上层钢筋采用马镫铁布置,与钢筋绑扎牢固,间距不大于1000mm;板厚小于130mm时,建议采用混凝土预制马镫,130mm以上的板采用钢筋马镫;
济南数字电视整体转换以后新加的那30个频道都是什么节目知道的晒一下节目单谢谢了
2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26不锈钢316l材质比316贵多少比304贵多少是简单的固定设备 螺栓这块3种产品能差多少
2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26 2025-01-20 00:01:26