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冬季钢结构工程检测施工的相关规定

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冬季钢结构工程检测施工的相关规定

发布日期:2021-01-14 作者:荣发建筑 点击:

USDT1、YIBANGUIDING:ZAIFUWENXIAJINXINGGANGJIEGOUDEZHIZUOHEANZHUANGSHI,YINGANZHAOFUWENSHIGONGDEYAOQIU,BIANZHIGANGJIEGOUZHIZUOGONGYIGUICHENGHEANZHUANGSHIGONGZUZHISHEJIWENJIAN;GANGJIEGOUZHIZUOHEANZHUANGCAIYONGDEGANGCHIHELIANGJU,YINGHETUJIANDANWEISHIYONGDEGANGCHIHELIANGJUXIANGTONG,BINGYINGCAIYONGTONGYIJINGDUJIBIEJINXINGJIANDING。TUJIANJIEGOUHEGANGJIEGOU,YINGCAIQUBUTONGDEWENDUPENGZHANGXISHUCHAZHIDIAOZHENGCUOSHI;GANGGOUJIANZAIZHENGWENXIAZHIZUO,FUWENXIAANZHUANGSHI,SHIGONGZHONGYINGCAIQUXIANGYINGDIAOZHENGPIANCHADEJISHUCUOSHI;CANJIAFUWENGANGJIEGOUSHIGONGDEDIANHANGONG,YINGJINGGUOFUWENHANJIEGONGYIPEIXUN,BINGYINGQUDEHEGEZHENG,FANGNENGCANJIAGANGJIEGOUDEFUWENHANJIEGONGZUO。DINGWEIDIANHANGONGZUOYINGYOUQUDEDINGWEIDIANHANHEGEZHENGDEDIANHANGONGLAIDANREN。


2、CAILIAO:DONGQISHIGONGYICAIYONGQ345GANG、Q390GANG、Q120GANG,QIZHILIANGYINGFENBIEFUHEXIANXINGBIAOZHUNDEGUIDING;FUWENXIASHIGONGYONGGANGCAI,YINGJINXINGFUWENCHONGJIRENXINGSHIYAN,HEGEHOUFANGKESHIYONG;FUWENXIAGANGJIEGOUDEHANJIELIANG、ZHUJIETOUBANHOUDAYU40mm,QIEZAIBANHOUFANGXIANGCHENGSHOULALIZUOYONGSHI,GANGCAIBANHOUFANGXIANGDESHENZHANGLVYINGFUHEXIANXINGBIAOZHUN《HOUDUFANGXIANGXINGNENGGANGBAN》GB/T5313DEGUIDING。FUWENXIASHIGONGDEGANGZHUJIANYINGANXIANXINGBIAOZHUN《YIBANGONGCHENGYONGZHUZAOTANGANGJIAN》GB/T11352ZHONGGUIDING。


3、GANGCAIJIYOUGUANLIANJIECAILIAOYINGFUYOUZHILIANGZHENGMINGSHU,XINGNENGYINGFUHESHEJIHECHANPINBIAOZHUNDEYAOQIU。GENJUFUWENXIAJIEGOUDEZHONGYAOXING、HEZAITEZHENGHELIANJIEFANGFA,YINGANBIAOZHUNDEGUIDINGJINXINGFUYAN。FUWENXIAGANGJIEGOUHANJIEYONGDEHANTIAO、HANSIYINGZAIMANZUSHEJIQIANGDUYAOQIUDEQIANTIXIA,XUANZEQUFUQIANGDUJIAODI、CHONGJIRENXINGJIAOHAODEDIQINGXINGHANTIAO,ZHONGYAOJIEGOUKECAIYONGGAORENXINGCHAODIQINGXINGHANTIAO。


4、负温下钢结构用低氢型焊条烘焙温度宜为350℃~380℃,保温时间宜为1.5h~2h,烘焙后应缓冷存放在110℃l20℃烘箱内,使用时应取出放在保温筒内,随用随取。当负温下使用的焊条外露超过4h时,应重新烘焙。焊条的烘焙次数不宜超过2次,受潮的焊条不应使用。


5、HANJIZAISHIYONGQIANYINGANZHAOZHILIANGZHENGMINGSHUDEGUIDINGJINXINGHONGBEI,QIHANSHUILIANGBUDEDAYU0.1%ZAIFUWENXIALUTIANJINXINGHANJIEGONGZUOSHI,HANJIZHONGFUSHIYONGDESHIJIANJIANGEBUDECHAOGUO2h,DANGCHAOGUOSHIYINGZHONGXINJINXINGHONGBEI。QITIBAOHUHANCAIYONGDEERYANGHUATAN,QITICHUNDUANTIJIBIJIBUYIDIYU99.5%,HANSHUILIANGANZHILIANGBIJIBUDECHAOGUO0.005%SHIYONGPINGZHUANGQITISHI,PINGNEIQITIYALIDIYU1MPaSHIYINGTINGZHISHIYONG。ZAIFUWENXIASHIYONGSHI,YAOJIANCHAPINGZUIYOUWUBINGDONGDUSAIXIANXIANG。


6、在负温下钢结构工程检测使用的高强螺栓、普通螺栓应有产品合格证,高强螺栓应在负温下进行扭矩系数、轴力的复验工作,符合要求后方能使用。钢结构使用的涂料应符合负温下涂刷的性能要求,不得使用水基涂料。负温下钢结构基础锚栓施工时,应保护好镭栓螺纹端,不宜进行现场对焊。

 

钢结构工程检测

相关标签:钢结构工程检测

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