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球墨铸铁给水管道系统水压试验方法及验收标准探讨

发布者:wubaiyi2017-10-24

SHUPEISHUIGUANWANGTOUZIZHANZHENGGEJISHUIXITONGTOUZIDE70%ZUOYOU。QIUMOZHUTIEGUANYINQIBUJIEGOU、NAIFUSHI、MIFENGYAN、QIANGDUGAO、RENXINGHAOERZUOWEISHUPEISHUIGUANDAODE**CAILIAOZHENGYONGYOUYUELAIYUEGUANGFANDEYINGYONG。XINJIANJISHUIGUANDAODEGUANXIANSHUIYASHIYANSHIJIANYANGUANCAIHEANZHUANGZHILIANGDE**YIDAOZHONGYAOGONGXU,SHUIYASHIYANDEYANSHOUBIAOZHUNZHIJIEGUANXIDAOGUANCAIXUANZE、ANZHUANGZHILIANG、ZHENGCHANGYUNXING、WEIHUGUANLI、YUNYINGCHENGBENDENGYIXILIEWENTI。ERXIANXINGGB50268-97《JISHUIPAISHUIGUANDAOGONGCHENGSHIGONGJIYANSHOUGUIFAN》[1](YIXIAJIANCHENGGB50268—97GUIFAN)ZHONGQIUMOZHUTIEGUANSHUIYASHIYANYANSHOUBIAOZHUNZHIDINGSHI,YINWUCHONGFENDEGUANDAOSHICESHENSHUILIANGSHUJU,GUYUNXUSHENSHUILIANGBIAOZHUNRENGAN1956NIAN《JIANZHUANZHUANGGONGCHENGSHIGONGJIYANSHOUZANXINGJISHUGUIFAN》ZHIXING[2]。DANCISHIZHIGUOKUANDEYUNXUSHENSHUILIANGBIAOZHUNZHIJIEDAOZHIQIUMOZHUTIEJISHUIGUANDAODESHUIYASHIYANYANSHOUBIAOZHUNJIANGDI,ZHISHIYOUSHENSHUIHUOLOUSHUIDEGUANDAOYINSHENSHUILIANGBUCHAOBIAOERDEYIGUOGUANBEIYANSHOU,DANTOURUSHIYONGHOUJIUKAISHILOUSHUI、BAOGUAN,JIGONGSHUIQIYEZAOCHENGJUDADEJINGJISUNSHI,YINGXIANGYONGHUDEZHENGCHANGYONGSHUI,ZAOCHENGBULIANGDESHEHUIYINGXIANG。BENYANJIUSHITUTONGGUOSHIYANJIEGUOTICHUXIUGAIXIANXINGGUIFANDEJIANYI。 1.SHIYANFANGFA 1.1 SHIYANDUIXIANG 

ZHENGZHOUSHIZILAISHUIZONGGONGSI2001NIANHE2002NIANFUSHEDE69TIAOQIUMOZHUTIEJISHUIGUANDAO,GUANJINGWEIDN100mm - DN1000mm,ZHANGDUWEI 128m - 1773 m,ZONGZHANGDU45366m,JUNWEIFUHEISO2531BIAOZHUN,NEICHENSHUINISHAJIANG,WAITULIQINGDEK9JIGUANZIHEK12JIGUANJIAN、K14JIDINGZIGUAN。GUANDAOCHENGCHALIANJIE,JIAOQUANJIEKOU,MAIDIFUSHE。MEITIAOGUANDAOFENBIEANGB50268—97GUIFANJINXINGZHUSHUIFAHEFANGSHUIFASHUIYASHIYAN。SHIYAGUANDAOGAIKUANGJIANBIAO1。 

1.2 SHEJISHIGONGQINGKUANG 

SHEJISHITEBIEZHUZHONGGUANXIANDEPODUSHEJI,YAOQIUi≥0.002。XIANCHANGSHIGONGJIBENZUODAOFUSHEPODUDADAOSHEJIYAOQIU。MEIGENQIUMOZHUTIEGUANCHENGCHAANZHUANGDAOWEI,WUJIAOQUANNIUZHUANHUOBUDAOWEIQINGKUANG。YOUYUSHIZHENGDAOLUSHIGONGJINDUYAOQIU,SUOYOUSHIYAGUANDAOANZHUANGWANHOUJUNBEIHUITIANFUGAI,JIEKOUZAISHIYASHIJUNWEICHANGLUYIGONGGUANCHA。 1.3 SHIYANSHEBEIQICAI 0.4JIYALIBIAO,BIAOPANZHIJING150mm,**LIANGCHENG1.6MPa ,BIAOPANKEDUZHI0.01MPa,KEGUDUZHI0.001MPa。500mL、1000mLLIANGBEI,70L - 125LSHUIXIANG,PUTONGSHUITONG。2mJUANCHI,JISHIBIAO,WENDUJI。SHOUYABENGHUOXIAOLIULIANGGAOYANGCHENGDIANDONGJIAYABENG。 1.4 SHIYANYALIHESHENGYACHENGXU 

YANSHOUSHIYANYALIJIBENJUNWEI0.9MPa,GEBIEYANSHOUSHIYANYALIWEI0.8MPa。ANGB50268—97GUIFANGUIDINGCHENGXUJINPAOHEFENJISHENGYA。 1.5 FANGSHUIFASHIYAN 

FANGSHUIFASHIYANANGB50268—97GUIFANFULUAGUIDINGDECHENGXUZUO。ZHISHIZAIJIANGYA0.1 MPaSUOXUYAODESHIJIANT1>48hHOUBUZAIJIXUGUANCHAJILU,ZHIJILUT1≤48hNEIDESHIJIANHEYALI,MEIBANGEXIAOSHIDUQUBINGJILUYICISHIJIANHEYALIZHI。 1.6 ZHUSHUIFASHIYAN 

ZHUSHUIFASHIYANYEANGB50268—97FULUAGUIDINGDECHENGXUZUO。MEIDANGYALIXIAJIANG0.02MPaSHIXIANGGUANNEIBUSHUI,

YANXUSHIJIANJUNWEI2h。QIEZAIDADAO2hSHI,BUGUAN**YICIYAJIANGSHIFOUDADAO0.02MPa,JUNBUZHISHIYANYALI。 2. SHIYANJIEGUO 

MEITIAOGUANDAODEFANGSHUIFASHIYANHEZHUSHUIFASHIYANJIEGUOJIANBIAO1。FANGSHUIFASHIYANYAJIANG0.1MPa QINGKUANGJIANBIAO2. 3. JIEGUOTAOLUN 

3.1 CONGBIAO1SUOLIE69TIAOMAIDIQIUMOZHUTIEJISHUIGUANDAOANGB50268—97GUIFANSUOZUODEFANGSHUIFAHEZHUSHUIFACEDEDESHENSHUILIANGSHUZHIKAN,YAOYUANYUANDIYUGB50268—97GUIFANSUOYUNXUDESHENSHUILIANG,SHUOMINGXIANXINGDEGB50268—97GUIFANSUOGUIDINGDEYUNXUSHENSHUILIANGBIAOZHUNGUIFANBUFUHESHIJI,SHIZHIGUOKUAN。ANCIGUIFANYANSHOUQIUMOZHUTIEJISHUIGUANDAO,ZEKENENGSHIYOUSHENSHUISHENZHIYOULOUSHUIDEGUANDAOYENENGYINSHENSHUILIANGBUCHAOBIAOERBEIRENWEIHEGE。 

3.2  DUIMIFENGXINGNENGLIANGHAODEMAIDIQIUMOZHUTIEJISHUIGUANDAOLAISHUO,ANFANGSHUIFAJINXINGGUANDAODEYANMIXINGSHIYANDAOZHISHIYANSHIJIANGUOZHANG。CONGBIAO2SHUJUKAN,JINXINGFANGSHUIFASHIYANYAJIANG0.1MPaXUYAODESHIJIANDABUFENCHAOGUOLE10XIAOSHI,YOUDESHENZHICHAOGUO48XIAOSHIYAJIANGRENGBUZU0.1MPa。RUCIZHANGSHIJIANDIGUANCHAYAJIANGSHIWANQUANMEIYOUBIYAODE,SHIYAGUANDAOZHANGQICHUYUGAOYAZHUANGTAIDUIZHOUWEIHUANJINGHEXINGRENYESHIYIGEBU**YINSU。 

3.3  CONGBIAO1KEJIAN69TIAOSHIYAGUANDAOZHONGYOU56TIAOGUANDAOSUANDEDEFANGSHUIFALIANGXIAOSHIBUSHUILIANGXIAOYUZHUSHUIFALIANGXIAOSHIDEBUSHUILIANG。QIYUANYINYINGSHIZHUSHUIFASHIZAISHIYANYALIXIA(ZHIDUOCHA0.02MPa )ZHEIYIJIAOGAOPINGJUNYALIXIACEDEDEBUSHUILIANG,ERFANGSHUIFASHIZAISHIYANYALIBIANHUAJIAODA(DUOYUSHIYANYALIXIANGCHA0.1MPa )ERPINGJUNYALIJIAODIQINGKUANGXIACEDEDEBUSHUILIANG,YEJIUSHISHUOSHIYANYALIYUEGAOSUOCEDEDEBUSHUILIANGYUEDA。DANYINCUNZAIDUYALIBIAODEWUCHA,FANGSHUIKUAIMANDECHABIE、SHIYAGUANXIANNEIDEQITISHIFOUWANQUANPAICHUDENGQITAYUANYIN,YECUNZAIFANGSHUIFABUSHUILIANGDAYUZHUSHUIFABUSHUILIANGDEQINGKUANG。 

3.4  CONGBIAO3SHUJUDUIBILAIKAN,YOU39TIAOGUANDAOSHICEFANGSHUIFABUSHUILIANGDIYUBS1080BIAOZHUN[3],YOU43TIAOGUANDAOSHICEFANGSHUIFABUSHUILIANGDIYUISO10802BIAOZHUN[4],ZHIYOU3TIAOGUANDAOSHICEBUSHUILIANGGAOYUANSI/AWWA C600-99BIAOZHUN[5]。 

3.5  BS、ISO、AWWABIAOZHUNZAISHIYANYALIWEI0.9MPaSHIDEYUNXUBUSHUILIANGDEGUANXIWEI1:1.2:5.6,DANSHUYUTONGYISHULIANGJI,ERDUISHANGSHUSHIYAGUANDAOLAISHUO,XIANXINGGB50268—97GUIFANDEYUNXUSHENSHUILIANGSHIBSBIAOZHUNDE18 - 56BEI。 

3.6  CONGBIAO2KANZAISHIYANYALIXIAYAJIANGYUCHIXUDESHIJIANCHENGXIANXINGGUANXI。 

3.7  BIAO1ZHONGMOUJITIAOBUSHUILIANGPIANDADEGUANDAOCUNZAIGONGQIJIN,GOUCAOYIHUITIANQIELUMIANYIYINGHUADENGQINGKUANG,DANYINXIULUDENGHOUDAOGONGXUZHUIGANDAOZHIMEIYOUSHIJIANJINXINGXIEYAFANGSHUIXIUBUHOUZAIJINXINGSHIYA,YEYOUGEBIEGUANDAOFUSHEDABUDAOSHEJIPODU,SHICUNQIBUNENGSHUNCHANGPAICHUYINGXIANGWENYA,YALUJINIANYAYEDAOZHIJIANGYABUJUNYUN。 3.8  QIWENSHENGGAOYOUSHIDAOZHISHIYAGUANDUANDESHUIYASHANGSHENG。 4. JIANYI 

4.1  JINKUAIXIUGAIGB50268—97GUIFANZHONGDEQIUMOZHUTIEJISHUIGUANDAOSHUIYASHIYANYANSHOUBIAOZHUN,TEBIESHIQIUMOZHUTIEJISHUIGUANDAOSHUIYASHIYANDEYUNXUSHENSHUILIANGBIAOZHUN。QIEYINCAIZHILIANGHAO,ZHENGQUEANZHUANGDEQIUMOZHUTIEJISHUIGUANDAOQIJIEKOUHEGUANSHENSHIBULOUSHUIHUOSHENSHUIDE,YINCIJIANYIQIUMOZHUTIEJISHUIGUANDAOSHUIYASHIYANDEYUNXUSHENSHUILIANGGAICHENGYUNXUBUSHUILIANG。DUIZHAOYINGGUO、GUOJIHEMEIGUOYOUGUANQIUMOZHUTIEJISHUIGUANDAOSHUIYASHIYANDEYUNXUBUSHUILIANGBIAOZHUN,JIANYIGB50268—97GUIFANXIUGAISHIYUNXUBUSHUILIANGCAIYONGRUXIABIAOZHUN:MEImmGUANJINGMEIkmGUANZHANGMEIMPaSHIYANYALIMEIXIAOSHIYUNXUBUSHUILIANGWEI0.02LSHUI。CIBIAOZHUNWEIXIANGYINGGUOJIBIAOZHUNISO10802SUOGUIDINGYUNXUBUSHUILIANGDE2BEI。 

4.2  QUXIAOGB50268—97GUIFANZHONGFULUADEFANGSHUIFASHIYAN。YINWEIFANGSHUIFASHIYANYAOGUANCHAYAJIANG0.1MPa ,ERYAJIANG0.1MPa,DUICAIZHILIANGHAO,SHIGONGANZHUANGZHILIANGYOULIANGDEQIUMOZHUTIEJISHUIGUANDAOLAISHUOWANGWANGXUYAOCHAOGUOSHIGEXIAOSHISHENZHIGENGZHANGSHIJIAN,ZHEIWANQUANMEIYOUBIYAO,QIEBU**。 

4.3  QUXIAOGB50268—97GUIFANZHONGYOUGUANQIANGDUSHIYANDENEIRONG。YINGONGCHENGSHIJIZHONGMAIDIJISHUIGUANDAOJINXINGSHUIYASHIYANSHIJUEDABUFENGOUCAOJUNJINXINGLEHUITIAN,HENNANZUODAOJIEKOUCHANGLUYIGONGGUANCHA。ZAIZESHUIYADEYANMIXINGSHIYANJUNSHIZAISHIYANYALIXIAJINXINGCHAOGUOYIXIAOSHIDESHIYAN,YINGSHIHANGAILEQIANGDUSHIYANSUOYAODADAODEMUDE,ZHEIYANGQIANGDUSHIYANJIUCHENGWEIDUOYUHUOZHONGFUDEGONGZUO。LINGWAIYINGGUO、MEIGUOJIGUOJIBIAOZHUNZHONGJUNWUXIANGYINGNEIRONGDEGUIDING。

4.4  BASHIYANYALIZHEIYIYINSUKAOLVDAOYANMIXINGSHIYANDEYUNXUBUSHUILIANGBIAOZHUNZHONGQU。YINXIANGTONGDEGUANDAO,RUSHIYACHENGXUXIANGTONG,DANSHIYANYALIBUTONGSHI,SUOCEDEDEBUSHUILIANGSHIBUTONGDE。YINGGUO、MEIGUOHEGUOJIBIAOZHUNXIANGYINGGUIFANTIXIANLESHIYANYALIZHEIYIYINSU,DANGB50268—97GUIFANWEIKAOLVZHEIYIYINSU。 4.5  GUIFANSHUIYASHIYANYANSHOUZHONGYANMIXINGSHIYANBUZHOU,JIANYIRUXIA: 

SHIYAGUANDUANWENBUSHENGYAZHISHIYANYALI,WEICHICISHIYANYALIYIGEXIAOSHI,ZAICIYIGEXIAOSHINEIMEIDANGYALIXIAJIANG0.01MPaSHIKEYONGBENGXIANGGUANNEIBUSHUI,QIEZAICI**GEXIAOSHIJIESHUSHISHIYAGUANDUANYINGDADAOSHIYANYALI。 DUANKAISHIYABENGYUSHIYAGUANDUANDELIANJIE,ZAIGUANCHAYIGEXIAOSHI,CI**GEXIAOSHINEIBUYUNXUXIANGGUANNEIBUSHUI。 **GEXIAOSHIJIESHUSHIJILUYALIZHI,RANHOUYONGBENGJIANGYALISHENGZHISHIYANYALIHOUTINGBENG,ZAITONGGUOFANGSHUIFAFANGSHUISHIYALIJIANGZHI**GEXIAOSHIJIESHUSHIDEYALI,LIANGCEFANGCHUDESHUILIANGYUYUNXUBUSHUILIANGJINXINGBIJIAOYIPANDUANHEGEYUFOU。 4.6  JIANHUASHUIYASHIYANYANSHOUHEGEPANDINGBIAOZHUN,JIANYIRUXIA: 

RUSHANGSHU4.5ZHONGDE**GEXIAOSHIWUYAJIANGHUOYALILVEYOUSHENGGAO(QIWENBIANHUA、GUANXIANSHENZHANDENGYUANYIN),ZEKEZHIJIEPANDINGYANMIXINGSHIYANHEGE,ERBUBIZAIZUOSHENGYA、FANGSHUI、LIANGCEFANGSHUILIANGDENGGONGZUO。 

RUSHANGSHU4.5ZHONGDE**GEXIAOSHIYOUYAJIANG,ZEYINGAN4.5SUOGUIDINGDEBUZHOUZUOSHENGYA、FANGSHUI、LIANGCEFANGSHUILIANG,YUYUNXUBUSHUILIANGBIAOZHUNJINXINGBIJIAO,YIPANDINGHEGEYUFOU。 

DABUDAOHEGEBIAOZHUNDEGUANDAOYINGZHAOCHUQUEXIAN,WEIXIUHOUZAIJINXINGSHUIYASHIYAN,ZHIDAOHEGEWEIZHI。 4.7  QUXIAOGB50268—97GUIFANZHONG10.2.13.4TIAODEGUIDING 

CONGBIAO2KEJIAN,ZAISHIYANYALIXIA,SHIYAGUANDUANDEYAJIANGYUYANXUSHIJIANJIBENSHIXIANXINGGUANXI。ERANGB50268—97GUIFANZHONGDE10.2.13.4TIAODEGUIDING,DANGDN≤400mm ,L≤1kmSHI,RU10minJIANGYABUDAYU0.05MPa,YEJIUSHIDANG1hJIANGYABUDAYU0.3MPa,BUYONGZUOYANMIXINGSHIYANKERENWEIHEGE。GONGCHENGSHIJIZHONGDUIFUHEISO2531BIAOZHUNDEQIUMOZHUTIEGUANDAOLAISHUO,BUYAOSHUO1hJIANGYA0.3MPa,JIUSHI1hJIANGYADADAO0.1MPa,YEKENDINGSHICUNZAILOUSHUIZHICHU,DANANCITIAOWENGUIDING,CUNZAILOUSHUIDEGUANDUAN(GONGCHENGSHIJIZHONGDUOSHUQINGKUANGSHIJIEKOUYIBEIQUANBUHUITIANERKANBUDAOLOUSHUI)KEBEIPANWEIHEGE。KUANGQIE,DUIGECHENGSHI、XIANZHENDEGONGSHUIGUANWANGGONGCHENGLAISHUO,DN≤400mm,L≤1kmDEGUANDAODOUZHANJUEDADUOSHU。GONGCHENGSHIJIZHONGXUDUOGONGSHUIQIYEZHENGSHIANCITIAOWENDUIJISHUIGUANDAOJINXINGSHIYAYANSHOU,SHENZHIBACITIAOWENDEGUIDINGKUODAYINGYONGDAODN > 400mmDEJISHUIGUANDAOGONGCHENGSHUIYASHIYANYANSHOUZHONGQU,DAOZHIGUANDAOYANSHOUWANTOURUSHIYONGHOUBAOGUANLOUSHUIPINFA,QIANGXIUTINGSHUIYINGXIANGYONGHUYONGSHUI,CHANSHENGBULIANGSHEHUIYINGXIANG,ZENGJIAGONGSHUIQIYECHENGBEN。 

ZHENGZHOUSHUISIZI1999NIANKAISHIDALIANGCAIYONGFUHEISO2531DEQIUMOZHUTIEGUANCAI,YANGEANYUANGAOYUGB50268-97GUIFANDEQIYEBIAOZHUN(JIEJINISO10802BIAOZHUN),DUIFUSHEDEJISHUIGUANDAOJINXINGSHUIYASHIYANYANSHOU,ZHIJINSHANGWEIFASHENGYICIBAOGUANLOUSHUISHIGU。 

《QIUMOZHUTIEJISHUIGUANDAOSHUIYASHIYANYANJIU》XIANGMUYIYU2002NIAN12YUETONGGUOJIANSHEBUZHUANJIAYANSHOUJIANDING,JIANDINGYIJIANWEIGAIKETISHIYANTICHUDEJIELUN,FUHEWOGUOSHIJI,JISHUKEXINGXINGQIANG。SHIYANJIELUNDUI《JISHUIPAISHUIGUANDAOGONGCHENGJISHIGONGYANSHOUGUIFAN》(GB50268—97)JINXINGDEBUCHONGHEWANSHAN,TIANBULEGUONEIKONGBAI,DADAOGUONEILINGXIANSHUIPING,SUOTICHUDEFANGFAYUBIAOZHUNYUGUOJITONGXINGDEFANGFABIAOZHUNJIEGUI,YIYIZHONGDA。SHIYANQUDEDESHUJUWEIJINYIBUXIUGAIWANSHANGAIGUIFANTIGONGLEKEKAODESHUJUYIJU。WOGONGSIZAIMUQIANYANJIUCHENGGUODEJICHUSHANG,JIEHEJIANDINGHUITICHUDEYIJIAN,NIDINGLE“QIUMOZHUTIEJISHUIGUANSHUIYASHIYANFANGFAYUBIAOZHUN(SHIXING)”DEQIYEBIAOZHUN,WEIXIAJIEDUANYUANGUIFANXIUDINGTIGONGGUANGFANDESHIYONGYIJU。