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電(dian)工(gong)套(tao)管(guan)量規適用(yong)於(yu)由(you)塑料絕(jue)緣材(cai)料(liao)制(zhi)成的圓(yuan)形電(dian)氣(qi)套(tao)管(guan),用(yong)於(yu)保(bao)護和(he)保(bao)證(zheng)建(jian)築(zhu)物或構築物中(zhong)電(dian)線(xian)或電(dian)纜(lan)的布(bu)線(xian)。其主(zhu)要材(cai)料(liao)為鋼(gang)材,精(jing)度(du)為(wei)0.01;本套量規是指(zhi)測(ce)量(liang)JG電(dian)氣(qi)套(tao)管(guan)內管(guan)道相(xiang)關(guan)尺(chi)寸所(suo)涉(she)及的所(suo)有(you)量規。本套(tao)量規適用(yong)於(yu)由(you)塑料絕(jue)緣材(cai)料(liao)制(zhi)成的圓(yuan)形電(dian)氣(qi)套(tao)管(guan),用(yong)於(yu)保(bao)護和(he)保(bao)證(zheng)建(jian)築(zhu)物或構築物中(zhong)電(dian)線(xian)或電(dian)纜(lan)的布(bu)線(xian)。電(dian)工(gong)套(tao)管(guan)量規的依(yi)據標(biao)準是怎(zen)樣(yang)的?套(tao)管(guan)外徑(jing)按(an)jg3050-1998第(di)6.3.1條(tiao)檢測(ce)。取(qu)三(san)個1000毫(hao)米長(chang)的套(tao)管(guan)。測量(liang)相(xiang)應規格的套(tao)管(guan)時,量(liang)規應能(neng)在自(zi)重下穿過(guo)套(tao)管(guan)。7.2.4套管(guan)外徑(jing)按(an)jg305...
防(fang)火(huo)塗層(ceng)測(ce)厚(hou)儀可(ke)無(wu)損地測(ce)量(liang)磁性(xing)金屬(shu)基體(ti)上非磁(ci)性(xing)塗層(ceng)的厚(hou)度(du)及非(fei)磁(ci)性(xing)金屬(shu)基體(ti)上非導電(dian)覆層(ceng)的厚(hou)度(du)。防(fang)火(huo)塗層(ceng)測(ce)厚(hou)儀具(ju)有測(ce)量誤差小、可靠性(xing)高(gao)、穩定性(xing)好、操作簡便等(deng)特點,是控制(zhi)和(he)保(bao)證(zheng)產(chan)品(pin)質(zhi)量常用(yong)的檢(jian)測(ce)儀器,廣泛地應用(yong)在制(zhi)造業(ye)、金屬加工業、化(hua)工(gong)業、商(shang)檢等(deng)檢測領(ling)域。工作原(yuan)理(li):防(fang)火(huo)塗層(ceng)測(ce)厚(hou)儀采(cai)用(yong)電(dian)磁(ci)感(gan)應法(fa)測(ce)量(liang)塗層(ceng)的厚(hou)度(du)。位(wei)於(yu)部(bu)件(jian)表(biao)面(mian)的探(tan)頭(tou)產(chan)生(sheng)壹(yi)個閉合的磁(ci)回路(lu),隨(sui)著探(tan)頭(tou)與鐵(tie)磁(ci)性(xing)材料(liao)間(jian)的距(ju)離(li)的改(gai)變(bian),該(gai)磁回路(lu)將(jiang)不同程度(du)的改(gai)變(bian),引起磁(ci)阻(zu)及探(tan)頭(tou)線(xian)圈(quan)電(dian)感(gan)的變(bian)化(hua)。利(li)用(yong)這壹(yi)原(yuan)理(li)可(ke)以(yi)準確地測(ce)量(liang)探頭(tou)與鐵(tie)磁(ci)性(xing)材料(liao)間(jian)...
氣動壓(ya)膠(jiao)槍是依(yi)靠壓(ya)縮空(kong)氣(qi)為動力(li),去推動膠(jiao)的底部(bu),較(jiao)手(shou)動壓(ya)膠(jiao)槍而言(yan)可減(jian)輕操作者的勞(lao)動強(qiang)度(du),提(ti)高(gao)工作效率(lv)及打(da)膠(jiao)的質(zhi)量(liang)。不需要接(jie)電(dian)源,壹(yi)般(ban)工(gong)廠生(sheng)產流水線上配(pei)備(bei)有(you)壓(ya)縮空(kong)氣(qi)氣源(通(tong)過(guo)氣(qi)管(guan)來(lai)自工廠的空(kong)壓(ya)站(zhan)或空壓(ya)機)。下面(mian)讓(rang)我(wo)們(men)壹(yi)起(qi)來(lai)了解壹(yi)下氣動壓(ya)膠(jiao)槍的日(ri)常(chang)維護(hu)及註意事(shi)項吧(ba)。壹(yi)、日(ri)常(chang)維(wei)護(hu)1、不(bu)出膠(jiao)1)氣(qi)源工(gong)作壓(ya)力(li)是否過(guo)低(di),應適當調(tiao)整壓(ya)力(li)閥,提(ti)高(gao)工作壓(ya)力(li)。2)膠槍未清(qing)洗幹(gan)凈(jing),膠(jiao)固化(hua)堵(du)塞(sai)通(tong)道,此(ci)時,必(bi)須(xu)清(qing)理疏通(tong)通(tong)道。3)膠的粘(zhan)度(du)不(bu)合適,若粘(zhan)度(du)過(guo)大,阻(zu)力增(zeng)加,出膠不連續(xu)或打不出(chu)膠來(lai),因此(ci),要選擇(ze)...
無(wu)石棉(mian)纖(xian)維水泥板的這(zhe)種(zhong)建築(zhu)幕墻結(jie)構(gou)被(bei)稱(cheng)為(wei)較(jiao)為合理(li)的在(zai)建(jian)築幕墻,無(wu)石棉(mian)纖(xian)維水泥板的導熱系(xi)數(shu)低(di)也(ye)使得無(wu)石棉(mian)纖(xian)維水泥板本身(shen)的保(bao)溫(wen)性(xing)和(he)隔(ge)熱功(gong)能(neng),在施工時選用(yong)的無(wu)石棉(mian)纖(xian)維水泥板會(hui)使得建(jian)築結(jie)構(gou)幕墻保(bao)溫(wen)功(gong)能(neng)很(hen)好。下面(mian)讓(rang)我(wo)們(men)來(lai)聊聊無(wu)石棉(mian)纖(xian)維水泥板與傳(chuan)統(tong)建(jian)材(cai)相(xiang)比(bi)的優勢有(you)哪些吧(ba)。(1)節(jie)約能(neng)源、降(jiang)低(di)能(neng)耗與傳(chuan)統(tong)建(jian)材(cai)相(xiang)比(bi),無(wu)石棉(mian)纖(xian)維水泥板不僅降(jiang)低(di)自然(ran)資源的消(xiao)耗(hao)和(he)能(neng)耗,而且(qie)能(neng)使大量(liang)的工(gong)業(ye)廢(fei)棄物得到合理(li)的開發與利(li)用(yong)。無(wu)石棉(mian)纖(xian)維水泥板建材不(bu)僅(jin)不會(hui)對(dui)人(ren)類的生(sheng)存環境(jing)造(zao)成汙染(ran),而是(shi)有(you)益於(yu)人(ren)體的健(jian)康(kang),有助於(yu)改(gai)善建(jian)...
無(wu)石棉(mian)纖(xian)維水泥板又稱纖(xian)維(wei)增(zeng)強水泥板,是以纖(xian)維(wei)和(he)水泥為主(zhu)要原(yuan)材(cai)料(liao)生(sheng)產的建(jian)築(zhu)用(yong)水泥平(ping)板,以其*的性(xing)能(neng)被(bei)廣(guang)泛應用(yong)於(yu)建(jian)築行業的各(ge)個領(ling)域。根據添加纖(xian)維(wei)的不(bu)同分(fen)為溫石棉(mian)纖(xian)維水泥板和(he)無(wu)石棉(mian)纖(xian)維水泥板,根據成型加壓(ya)的不(bu)同分(fen)為纖維水泥無(wu)壓(ya)板和(he)纖(xian)維(wei)水泥壓(ya)力(li)板。什(shen)麽是纖維水泥板?纖維水泥板是壹(yi)種(zhong)纖(xian)維(wei)增(zeng)強的建(jian)築(zhu)用(yong)水泥板,因為它超多(duo)性(xing)能(neng)、用(yong)途(tu)被(bei)運(yun)用(yong)在各(ge)種(zhong)建(jian)築行業(ye)裏。纖(xian)維(wei)水泥板的強(qiang)度(du)要比(bi)傳(chuan)統(tong)石膏板好很(hen)多,它可以整板上墻,作為現(xian)代建築(zhu)的墻面(mian)材(cai)料(liao),纖(xian)維水泥板古樸的顏(yan)色效(xiao)果(guo),讓(rang)您可以(yi)有壹(yi)個新(xin)的視覺(jiao)體(ti)驗(yan)。纖維(wei)水...
數(shu)字(zi)標(biao)線測厚(hou)儀是(shi)為生(sheng)產、質量(liang)監(jian)督(du)、工(gong)程施工和(he)監(jian)理(li)等(deng)單(dan)位測(ce)量(liang)標(biao)線厚度(du)而設(she)計(ji)和(he)生(sheng)產的。具(ju)有結(jie)構(gou)合理(li)、操作簡單(dan)、適用(yong)性(xing)廣、測(ce)量精(jing)度(du)、數(shu)字(zi)保(bao)持(chi)功(gong)能(neng)、測量(liang)安(an)全(quan)及可(ke)靠性(xing)好等(deng)點。該(gai)儀器符(fu)合我(wo)標(biao)線技(ji)術標(biao)準GB/T16311-2005的要求(qiu)。STT-950標(biao)線厚度(du)測(ce)定儀主(zhu)要由(you)數(shu)字(zi)式(shi)精(jing)度(du)百(bai)分表(biao)頭(tou)、測(ce)厚度(du)機構和(he)百(bai)分(fen)表(biao)鎖(suo)止螺(luo)釘組(zu)成(cheng)。下面(mian)讓(rang)我(wo)們(men)壹(yi)起(qi)來(lai)了解壹(yi)下數(shu)字(zi)標(biao)線測厚(hou)儀的施工及註意事(shi)項吧(ba)。壹(yi)、具(ju)體施工方法(fa)1、清(qing)掃路面(mian):首(shou)先對(dui)路(lu)面(mian)進(jin)行(xing)基(ji)礎(chu)處理(li),對(dui)路(lu)面(mian)雜物進行清(qing)除。若路(lu)面(mian)雜物難以用(yong)常規方法(fa)清(qing)除時,則用(yong)鋼...
混凝土(tu)標(biao)準養護(hu)室(shi)是壹(yi)種(zhong)具(ju)備(bei)特(te)定溫度(du)和(he)濕(shi)度(du),用(yong)於(yu)存放(fang)混凝土(tu)試(shi)塊、水泥試塊、砂(sha)漿、保溫(wen)材(cai)料、塗料(liao)、結(jie)構(gou)膠(jiao)等(deng)壹(yi)切(qie)建(jian)築(zhu)材(cai)料的房(fang)間(jian)。為(wei)與國(guo)際(ji)接(jie)軌(gui),國(guo)家(jia)建設部(bu)和(he)國(guo)家(jia)質量監(jian)督(du)檢(jian)驗(yan)檢疫總(zong)局聯(lian)合發布了“中(zhong)華人(ren)民共(gong)和(he)國(guo)國(guo)家(jia)標(biao)準GB/T50081-2002《普通(tong)混凝土(tu)力(li)學性(xing)能(neng)試驗(yan)方法(fa)標(biao)準》”,新標(biao)準對(dui)原(yuan)標(biao)準中(zhong)標(biao)準養護(hu)室(shi)的溫(wen)度(du)和(he)濕(shi)度(du)提(ti)出了(le)更(geng)高(gao)的要求(qiu),由(you)原(yuan)來(lai)的溫(wen)度(du)20±3℃,濕(shi)度(du)為(wei)90%以上的標(biao)準養護(hu)室(shi),修(xiu)訂(ding)為與ISO試驗(yan)方法(fa)壹(yi)致(zhi)的溫(wen)度(du)20±2℃,濕(shi)度(du)為(wei)95%以上的標(biao)準養護(hu)...
今(jin)天讓(rang)我(wo)們(men)壹(yi)起(qi)來(lai)了解壹(yi)下該(gai)如何安(an)裝(zhuang)混凝土(tu)標(biao)準養護(hu)室(shi),正確的安(an)裝(zhuang)方法(fa)也(ye)是十分(fen)重要,話(hua)不(bu)多說(shuo)下面(mian)讓(rang)我(wo)們(men)壹(yi)起(qi)來(lai)了解壹(yi)下吧(ba)。混凝土(tu)標(biao)準養護(hu)室(shi)的安(an)裝(zhuang)方法(fa)如(ru)下:(1)首(shou)先,控(kong)制(zhi)器位於(yu)護(hu)理室外,選擇(ze)就近位置,將溫(wen)濕(shi)度(du)探(tan)頭(tou)放(fang)入維修(xiu)室固定井內,溫濕(shi)度(du)探(tan)頭(tou)分(fen)別與控制(zhi)器內溫(wen)濕(shi)度(du)接(jie)線(xian)頭(tou)連(lian)接(jie)。加(jia)濕(shi)器的兩條(tiao)電(dian)力(li)線(xian)連接(jie)到(dao)加濕(shi)標(biao)簽處的接(jie)線(xian)桿上。空調(tiao)的兩根(gen)電(dian)力(li)電(dian)纜(lan)連(lian)接(jie)到(dao)制(zhi)冷標(biao)簽的接(jie)線(xian)桿上。水箱的兩根(gen)電(dian)力(li)電(dian)纜(lan)連(lian)接(jie)到(dao)加熱標(biao)簽的接(jie)線(xian)桿上。(2)泵循環管(guan)路在(zai)機組(zu)安(an)全(quan)後(hou),泵循環管(guan)道只(zhi)能(neng)開始安(an)裝(zhuang),機組(zu)的吸(xi)入管(guan)和(he)熱水管(guan)要活...


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