河池(chi)新(xin)技術材料,鋼(gang)波紋涵管代替鋼(gang)筋混凝土
公(gong)路工(gong)程的(de)一般(ban)采(cai)用(yong)鋼(gang)(gang)筋(jin)混(hun)凝(ning)土(tu)制作。現(xian)采(cai)用(yong)鋼(gang)(gang)波紋(wen)涵管(guan)代替鋼(gang)(gang)筋(jin)混(hun)凝(ning)土(tu)進行涵洞施工(gong)在國內時一項新技術,以其性能(neng)穩(wen)定(ding)、安裝方便、有利環保、造(zao)價低等(deng)優點(dian)迅速在公(gong)路施工(gong)中(zhong)代替了鋼(gang)(gang)筋(jin)混(hun)凝(ning)土(tu)施工(gong)的(de)涵洞,發展前景非常廣闊(kuo)。在公(gong)路施工(gong)中(zhong),應用(yong)鋼(gang)(gang)波紋(wen)涵管(guan)代替鋼(gang)(gang)筋(jin)......更(geng)多
2020-04-07
河池鋼波紋涵管取代傳統材料,更適合施工
鋼(gang)波(bo)(bo)紋涵(han)管(guan)應采(cai)用(yong)(yong)拼裝式涵(han)管(guan)施工技術,管(guan)徑2.0~2.5m構(gou)造(zao)宜(yi)采(cai)用(yong)(yong)管(guan)節對(dui)接,管(guan)徑大于等于3.0m構(gou)造(zao)宜(yi)采(cai)用(yong)(yong)片狀(zhuang)弧(hu)形波(bo)(bo)紋板螺(luo)絲銜(xian)接拼裝。依據設(she)計提供的導線(xian)點、直線(xian)曲線(xian)轉(zhuan)角表及(ji)涵(han)洞(dong)設(she)計圖(tu)紙(zhi),推算(suan)出(chu)鋼(gang)波(bo)(bo)紋管(guan)涵(han)縱橫(heng)軸線(xian)坐(zuo)標運用(yong)(yong)全(quan)站(zhan)儀(yi)停(ting)止總體定位及(ji)細......更(geng)多
2020-04-07
河池影(ying)響鋼波紋涵管使用壽命的(de)原因(yin)?
鋼波紋(wen)涵(han)管是一(yi)種柔性(xing)(xing)結構,鋼波紋(wen)涵(han)管在結構上(shang)具有橫(heng)向補償位移的優(you)良特(te)性(xing)(xing),可(ke)充分(fen)發揮鋼材抗拉性(xing)(xing)能強、變形性(xing)(xing)能優(you)越的特(te)點,具有較(jiao)大(da)的抗變形和(he)抗沉降能力,特(te)別(bie)適合于軟土、膨脹土、濕陷性(xing)(xing)黃土等地(di)基承載力較(jiao)低(di)地(di)區和(he)地(di)震多(duo)發地(di)區。隨著波紋(wen)管涵(han)在世界各(ge)地(di)......更多(duo)
2020-04-06
河池如何(he)證明(ming)了鋼(gang)波(bo)紋涵(han)管(guan)的通用性?
在公(gong)路(lu)(lu)施(shi)工(gong)(gong)中(zhong),應用(yong)鋼波紋(wen)(wen)涵(han)管代替金屬筋(jin)混凝土進行涵(han)洞(dong)施(shi)工(gong)(gong)的(de)(de)歷史已經有(you)100多年(nian)了(le)(le)。1896年(nian),美(mei)國(guo)(guo)率行波紋(wen)(wen)管涵(han)通道、涵(han)管的(de)(de)可行性(xing)研究。其后,在美(mei)國(guo)(guo)、加拿大、澳大利亞(ya)等國(guo)(guo)的(de)(de)公(gong)路(lu)(lu)建(jian)設中(zhong),均采用(yong)了(le)(le)鋼波紋(wen)(wen)涵(han)管進行涵(han)洞(dong)的(de)(de)施(shi)工(gong)(gong)。如(ru)何證(zheng)明了(le)(le)鋼波紋(wen)(wen)涵(han)管的(de)(de)通......更多
2020-04-06
河池高溫(wen)時鋼(gang)波(bo)紋涵管的壓力系數分析
外(wai)部熱流體(ti)與外(wai)管(guan)(guan)(guan)的(de)(de)對(dui)流換熱;溫(wen)(wen)度(du)(du)軟管(guan)(guan)(guan)內介質(zhi)的(de)(de)事情溫(wen)(wen)度(du)(du)及范疇;軟辦(ban)事情時(shi)的(de)(de)環境溫(wen)(wen)度(du)(du)。高溫(wen)(wen)時(shi),須按鋼波(bo)紋涵管(guan)(guan)(guan)高溫(wen)(wen)下的(de)(de)事情壓力(li)溫(wen)(wen)度(du)(du)修正(zheng)系數(shu),確定(ding)溫(wen)(wen)度(du)(du)修正(zheng)后的(de)(de)壓力(li),以(yi)確定(ding)選(xuan)用的(de)(de)壓力(li)等級。高溫(wen)(wen)時(shi)鋼波(bo)紋涵管(guan)(guan)(guan)的(de)(de)壓力(li)系數(shu)分析內管(guan)(guan)(guan)與外(wai)管(guan)(guan)(guan)間隙內液(ye)池(chi)中工質(zhi)的(de)(de)蒸發......更(geng)多
2020-04-03
河池(chi)鋼(gang)波紋涵管(guan)規(gui)格怎么(me)選擇?
嚴厲控制出場(chang)鋼波(bo)紋(wen)涵管(guan)的原料(liao)質量。進到(dao)現(xian)場(chang)的波(bo)紋(wen)管(guan)要會集堆放規整(zheng),工人不得在鋼波(bo)紋(wen)管(guan)上踩(cai)踏。從成(cheng)型工藝(yi)來分類,鋼波(bo)紋(wen)涵管(guan)又可(ke)分為滾壓成(cheng)形、液壓成(cheng)型模式、沉積成(cheng)型以及焊接成(cheng)。鋼波(bo)紋(wen)涵管(guan)規格怎么(me)選(xuan)擇(ze)(ze)?公路鐵路施工時怎樣選(xuan)擇(ze)(ze)正確(que)規格的鋼波(bo)紋(wen)涵管(guan)?......更多
2020-04-03
河池如果(guo)不(bu)是有了(le)鋼(gang)波紋(wen)涵(han)管我們的(de)高速公路(lu)建設還不(bu)會這么快
允許(xu)(xu)的位(wei)(wei)移(yi)(yi)(yi)和工作位(wei)(wei)移(yi)(yi)(yi),鋼波(bo)紋涵管(guan)(guan)在不產生塑性變形情況(kuang)下所能(neng)達到的更大(da)位(wei)(wei)移(yi)(yi)(yi)稱允許(xu)(xu)位(wei)(wei)移(yi)(yi)(yi),而工作過(guo)(guo)程更大(da)的位(wei)(wei)移(yi)(yi)(yi)你工作位(wei)(wei)移(yi)(yi)(yi)。為了保證波(bo)紋涵管(guan)(guan)在整(zheng)個工作過(guo)(guo)程中性能(neng)穩定(ding)可靠(kao)和較高的使用壽命,工作的位(wei)(wei)移(yi)(yi)(yi)般取(qu)允許(xu)(xu)位(wei)(wei)移(yi)(yi)(yi)的40%~50%。如果不是(shi)有了鋼波(bo)紋涵管(guan)(guan)......更多
2020-04-03
河池鋼波紋涵管與水泥管的(de)比較與思(si)考
大(da)量(liang)實驗證明,高速公路的鋼(gang)波紋涵管按防(fang)撞(zhuang)等(deng)級(ji)分(fen)為A級(ji)和S級(ji)(加強型(xing)),具有減(jian)輕沖擊的能力,表面不(bu)撞(zhuang)擊后斷裂,中間(jian)骨(gu)架結構吸收撞(zhuang)擊力,不(bu)易(yi)損(sun)壞(huai),在很大(da)程度(du)上減(jian)少了對汽車(che)和人體的損(sun)害。S型(xing)護欄為加強型(xing),適用(yong)于特別(bie)危(wei)險(xian)的路段。鋼(gang)波紋涵管與水泥(ni)管的......更(geng)多(duo)
2020-04-03
河(he)池鋼波紋涵管施工那部分風險大?
鋼(gang)(gang)波紋(wen)涵(han)管作(zuo)為一(yi)種新型(xing)技術在公路涵(han)洞(dong)工(gong)程施(shi)工(gong)中的具有很大的優(you)勢(shi),鋼(gang)(gang)波紋(wen)涵(han)管洞(dong)技術不(bu)僅(jin)具有施(shi)工(gong)周(zhou)期(qi)短、適應能力(li)強、地(di)基(ji)承載力(li)要求低的特(te)點,而且具有較強的耐(nai)性,可以大大減少施(shi)工(gong)的時間,因而這種技術被運用。鋼(gang)(gang)波紋(wen)涵(han)管施(shi)工(gong)那部(bu)分風險大?鋼(gang)(gang)波紋(wen)涵(han)管從(cong)......更(geng)多
2020-04-02
河池鋼(gang)波(bo)紋涵管走紅的秘(mi)密
鋼(gang)波(bo)紋(wen)涵(han)(han)管(guan)(guan),是指(zhi)鋪埋在公路,鐵(tie)路下面的涵(han)(han)洞(dong)(dong)用(yong)螺(luo)紋(wen)波(bo)紋(wen)管(guan)(guan),它是由(you)波(bo)形金屬板(ban)卷制成或用(yong)半圓波(bo)形鋼(gang)片拼(pin)制成的圓形波(bo)紋(wen)管(guan)(guan),應用(yong)于公路,鐵(tie)路,小橋,通(tong)道,擋土墻(qiang)以及各種(zhong)礦場(chang),巷道擋墻(qiang)支護等工程中的涵(han)(han)洞(dong)(dong)(管(guan)(guan))。波(bo)紋(wen)管(guan)(guan)涵(han)(han)是與鋼(gang)筋混凝土管(guan)(guan)涵(han)(han)相比,具(ju)有管(guan)(guan)節(jie)薄......更多
2020-04-02
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