晉城(cheng)新技(ji)術材料,鋼波紋(wen)涵管代替鋼筋混凝土(tu)
公(gong)路工(gong)程的(de)一般采(cai)用鋼(gang)筋(jin)(jin)混(hun)凝土制作(zuo)。現采(cai)用鋼(gang)波(bo)紋涵(han)管代(dai)(dai)替鋼(gang)筋(jin)(jin)混(hun)凝土進行涵(han)洞施工(gong)在(zai)(zai)國內時(shi)一項(xiang)新技術,以其性能穩定、安裝方便、有利環(huan)保(bao)、造價(jia)低等(deng)優點(dian)迅(xun)速在(zai)(zai)公(gong)路施工(gong)中代(dai)(dai)替了鋼(gang)筋(jin)(jin)混(hun)凝土施工(gong)的(de)涵(han)洞,發(fa)展(zhan)前(qian)景非常廣闊。在(zai)(zai)公(gong)路施工(gong)中,應(ying)用鋼(gang)波(bo)紋涵(han)管代(dai)(dai)替鋼(gang)筋(jin)(jin)......更多
2020-04-07
晉(jin)城鋼(gang)波紋涵管取代傳統材料,更(geng)適(shi)合施(shi)工
鋼波紋(wen)涵(han)(han)管應采用(yong)(yong)拼裝式涵(han)(han)管施(shi)工技術,管徑2.0~2.5m構(gou)造宜采用(yong)(yong)管節對接,管徑大于(yu)等于(yu)3.0m構(gou)造宜采用(yong)(yong)片狀弧形(xing)波紋(wen)板(ban)螺絲銜接拼裝。依(yi)據(ju)設計提(ti)供(gong)的導(dao)線(xian)(xian)點、直線(xian)(xian)曲線(xian)(xian)轉角表及涵(han)(han)洞設計圖紙(zhi),推(tui)算出鋼波紋(wen)管涵(han)(han)縱(zong)橫軸(zhou)線(xian)(xian)坐標運用(yong)(yong)全(quan)站儀停止總體定位及細(xi)......更(geng)多(duo)
2020-04-07
晉城(cheng)影響鋼波紋涵管使(shi)用壽命(ming)的原因(yin)?
鋼(gang)波(bo)紋涵(han)管(guan)(guan)是一種柔性(xing)(xing)結構,鋼(gang)波(bo)紋涵(han)管(guan)(guan)在結構上(shang)具有(you)橫向補償(chang)位(wei)移的優(you)良特性(xing)(xing),可(ke)充(chong)分(fen)發(fa)揮鋼(gang)材抗(kang)拉性(xing)(xing)能(neng)強、變形(xing)性(xing)(xing)能(neng)優(you)越的特點(dian),具有(you)較(jiao)大的抗(kang)變形(xing)和(he)抗(kang)沉(chen)降(jiang)能(neng)力,特別適合于軟土(tu)、膨脹土(tu)、濕陷性(xing)(xing)黃土(tu)等地(di)(di)基承載力較(jiao)低地(di)(di)區(qu)和(he)地(di)(di)震(zhen)多發(fa)地(di)(di)區(qu)。隨(sui)著波(bo)紋管(guan)(guan)涵(han)在世界各地(di)(di)......更多
2020-04-06
晉城如何(he)證明了鋼波紋涵(han)管的通用性?
在公(gong)路(lu)施(shi)工(gong)中,應用(yong)鋼波紋涵(han)管(guan)代替金屬筋混凝(ning)土進(jin)行(xing)(xing)涵(han)洞施(shi)工(gong)的歷史已經有100多年了(le)(le)。1896年,美(mei)國率行(xing)(xing)波紋管(guan)涵(han)通道、涵(han)管(guan)的可行(xing)(xing)性研究。其后(hou),在美(mei)國、加拿大、澳大利(li)亞等國的公(gong)路(lu)建設中,均采(cai)用(yong)了(le)(le)鋼波紋涵(han)管(guan)進(jin)行(xing)(xing)涵(han)洞的施(shi)工(gong)。如何證明了(le)(le)鋼波紋涵(han)管(guan)的通......更多
2020-04-06
晉城高(gao)溫時(shi)鋼波紋(wen)涵管的(de)壓力系數分析
外部熱流體與(yu)外管的(de)(de)對流換熱;溫(wen)(wen)度(du)軟(ruan)管內介質的(de)(de)事情溫(wen)(wen)度(du)及(ji)范疇;軟(ruan)辦事情時的(de)(de)環境溫(wen)(wen)度(du)。高溫(wen)(wen)時,須按(an)鋼波紋涵管高溫(wen)(wen)下(xia)的(de)(de)事情壓力(li)溫(wen)(wen)度(du)修正系數,確定(ding)溫(wen)(wen)度(du)修正后(hou)的(de)(de)壓力(li),以確定(ding)選用的(de)(de)壓力(li)等級(ji)。高溫(wen)(wen)時鋼波紋涵管的(de)(de)壓力(li)系數分析內管與(yu)外管間隙(xi)內液池中(zhong)工質的(de)(de)蒸發......更多
2020-04-03
晉城鋼波紋涵管(guan)規格(ge)怎么選擇?
嚴厲控制出場鋼波(bo)紋(wen)涵(han)(han)(han)管(guan)的原料質(zhi)量。進(jin)到現場的波(bo)紋(wen)管(guan)要會集堆放規整,工(gong)(gong)人不得在鋼波(bo)紋(wen)管(guan)上(shang)踩踏。從成(cheng)(cheng)型工(gong)(gong)藝來分類(lei),鋼波(bo)紋(wen)涵(han)(han)(han)管(guan)又可分為(wei)滾壓成(cheng)(cheng)形、液壓成(cheng)(cheng)型模式、沉積成(cheng)(cheng)型以及(ji)焊接成(cheng)(cheng)。鋼波(bo)紋(wen)涵(han)(han)(han)管(guan)規格怎么選(xuan)擇?公路(lu)鐵路(lu)施(shi)工(gong)(gong)時怎樣選(xuan)擇正(zheng)確規格的鋼波(bo)紋(wen)涵(han)(han)(han)管(guan)?......更多
2020-04-03
晉城如果不是有了(le)鋼(gang)波紋涵管我們的高速(su)公路建設(she)還不會(hui)這么(me)快(kuai)
允(yun)許(xu)的(de)(de)位(wei)移和工(gong)(gong)作(zuo)位(wei)移,鋼(gang)波紋(wen)涵(han)管在不(bu)產生塑性變形情況(kuang)下所能達到的(de)(de)更(geng)大(da)位(wei)移稱允(yun)許(xu)位(wei)移,而工(gong)(gong)作(zuo)過程更(geng)大(da)的(de)(de)位(wei)移你工(gong)(gong)作(zuo)位(wei)移。為(wei)了(le)保證(zheng)波紋(wen)涵(han)管在整個工(gong)(gong)作(zuo)過程中性能穩定可靠和較高的(de)(de)使用(yong)壽(shou)命,工(gong)(gong)作(zuo)的(de)(de)位(wei)移般(ban)取允(yun)許(xu)位(wei)移的(de)(de)40%~50%。如果不(bu)是有了(le)鋼(gang)波紋(wen)涵(han)管......更(geng)多
2020-04-03
晉(jin)城鋼波紋涵管(guan)與水(shui)泥管(guan)的(de)比較與思考
大量(liang)實(shi)驗證明,高速公路的(de)鋼(gang)波紋涵(han)管按防撞(zhuang)等級(ji)分為(wei)A級(ji)和S級(ji)(加強(qiang)型(xing)(xing)),具有減(jian)輕(qing)沖擊(ji)的(de)能力,表面不撞(zhuang)擊(ji)后斷(duan)裂,中間骨(gu)架結構(gou)吸(xi)收撞(zhuang)擊(ji)力,不易損壞,在很(hen)大程度上減(jian)少了對汽車和人體的(de)損害(hai)。S型(xing)(xing)護欄為(wei)加強(qiang)型(xing)(xing),適用(yong)于特別危險的(de)路段。鋼(gang)波紋涵(han)管與水泥管的(de)......更(geng)多
2020-04-03
晉城鋼波紋涵管施工那部(bu)分風險大(da)?
鋼(gang)波紋涵(han)管作為一種新型(xing)技(ji)術(shu)在(zai)公路涵(han)洞工程施工中的(de)具有(you)很大(da)(da)的(de)優勢,鋼(gang)波紋涵(han)管洞技(ji)術(shu)不僅具有(you)施工周期短、適(shi)應能力強、地基(ji)承載(zai)力要求低的(de)特點(dian),而且具有(you)較強的(de)耐性,可(ke)以大(da)(da)大(da)(da)減少施工的(de)時間,因(yin)而這(zhe)種技(ji)術(shu)被運用。鋼(gang)波紋涵(han)管施工那部分風險大(da)(da)?鋼(gang)波紋涵(han)管從......更多
2020-04-02
晉(jin)城鋼波紋涵(han)管(guan)走紅的秘密(mi)
鋼(gang)波紋(wen)(wen)涵(han)管(guan)(guan),是(shi)指(zhi)鋪埋在公路,鐵路下面的涵(han)洞(dong)用螺紋(wen)(wen)波紋(wen)(wen)管(guan)(guan),它是(shi)由波形金(jin)屬(shu)板卷制成或用半圓波形鋼(gang)片拼(pin)制成的圓形波紋(wen)(wen)管(guan)(guan),應(ying)用于公路,鐵路,小橋,通(tong)道(dao)(dao),擋土(tu)墻(qiang)以及各種(zhong)礦(kuang)場,巷道(dao)(dao)擋墻(qiang)支護等工程中的涵(han)洞(dong)(管(guan)(guan))。波紋(wen)(wen)管(guan)(guan)涵(han)是(shi)與鋼(gang)筋混凝土(tu)管(guan)(guan)涵(han)相比,具有管(guan)(guan)節(jie)薄......更多
2020-04-02
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