保(bao)定鋼波紋(wen)管涵如何防(fang)腐?
鋼(gang)(gang)波(bo)紋(wen)(wen)管(guan)(guan)涵(han)(han)作為一種新(xin)型(xing)技術在(zai)公(gong)路涵(han)(han)洞工(gong)程施工(gong)中的(de)具有(you)很大的(de)優勢,鋼(gang)(gang)波(bo)紋(wen)(wen)管(guan)(guan)涵(han)(han)洞術具有(you)施工(gong)周期短(duan)、適應(ying)(ying)能(neng)力(li)(li)強、地基承(cheng)載力(li)(li)要求(qiu)低(di)的(de)特點。鋼(gang)(gang)波(bo)紋(wen)(wen)管(guan)(guan)鋼(gang)(gang)波(bo)紋(wen)(wen)管(guan)(guan)涵(han)(han)洞設計中要在(zai)材料(liao)選擇(ze)、結構設計等多方(fang)面(mian)考慮其腐蝕效應(ying)(ying),具體可從以下幾個(ge)方(fang)面(mian)著手:正確(que)選擇(ze)材料(liao)......更多
2024-04-28
保定公路(lu)工(gong)程的涵洞一般(ban)采用鋼(gang)筋混(hun)凝土制(zhi)作
公(gong)路工(gong)(gong)程的(de)涵(han)洞一般采用鋼(gang)筋混(hun)凝土制(zhi)作。現(xian)采用公(gong)路鋼(gang)波(bo)紋管代(dai)替鋼(gang)筋混(hun)凝土進(jin)行(xing)涵(han)洞施(shi)工(gong)(gong)在國內時一項(xiang)新技術,公(gong)路鋼(gang)波(bo)紋管以(yi)其性能穩(wen)定、安裝方(fang)便、有利環(huan)保(bao)、造(zao)價(jia)低(di)等優點迅速在公(gong)路施(shi)工(gong)(gong)中代(dai)替了鋼(gang)筋混(hun)凝土施(shi)工(gong)(gong)的(de)涵(han)洞,發展前景(jing)非(fei)常廣闊。實踐證(zheng)明,用公(gong)路鋼(gang)......更多
2024-04-28
保定鋼波紋涵管一般都應用于哪(na)些(xie)領域?
鋼波(bo)(bo)(bo)紋(wen)涵管(guan)也叫波(bo)(bo)(bo)紋(wen)管(guan)涵,是指鋪埋在公路(lu)、鐵路(lu)路(lu)下的涵洞用的螺紋(wen)波(bo)(bo)(bo)紋(wen)管(guan),它是由(you)波(bo)(bo)(bo)形(xing)鋼板卷制成(cheng)或用波(bo)(bo)(bo)形(xing)鋼片組拼成(cheng)的圓形(xing)鋼結構(gou)管(guan)。金(jin)屬波(bo)(bo)(bo)紋(wen)管(guan)涵的波(bo)(bo)(bo)紋(wen)結構(gou)可使涵洞路(lu)面受(shou)力合(he)理,荷載分布均勻,并具(ju)有一定的抗變形(xing)能力,能解決(jue)北方(fang)寒冷地區(qu)(霜(shuang)凍(dong))對橋梁和......更(geng)多
2024-04-19
保(bao)定鋼波紋(wen)涵管產(chan)品(pin)優點有哪些?
(1)涵(han)管、波紋(wen)管涵(han)、鋼制波紋(wen)管涵(han)洞、金(jin)屬波紋(wen)涵(han)管適應地(di)基變形(xing)能(neng)力強,對地(di)基承(cheng)載能(neng)力、平(ping)整度要求較低,工(gong)(gong)程實(shi)際造價比同類跨徑的(de)橋、涵(han)洞相近或(huo)較低。(2) 施工(gong)(gong)工(gong)(gong)期短(duan)是明顯(xian)的(de)優勢,土建工(gong)(gong)程與管節安裝(zhuang)可分開實(shi)施。(3)進(jin)行(xing)工(gong)(gong)廠(chang)集中化生(sheng)產(chan),生(sheng)產(chan)不......更多(duo)
2024-01-12
保定鋼波(bo)紋(wen)涵管有(you)圓(yuan)形(xing)、橢圓(yuan)形(xing)、半(ban)圓(yuan)形(xing)
鋼波(bo)(bo)紋(wen)涵(han)管(guan)(guan)有圓形(xing)(xing)、橢(tuo)圓形(xing)(xing)、半圓形(xing)(xing)等,進出口也可按照邊坡(po)比例做成斜口,加工(gong)(gong)波(bo)(bo)紋(wen)管(guan)(guan)管(guan)(guan)徑規(gui)模Φ0.5m~Φ8m,管(guan)(guan)壁厚度(du)為(wei)3mm~7mm,能夠滿(man)意(yi)填(tian)土0.5m~40m厚的需要。鋼波(bo)(bo)紋(wen)涵(han)管(guan)(guan)具有工(gong)(gong)期短、重量(liang)輕、裝置(zhi)方便、耐久性好、工(gong)(gong)程造價低、抗變(bian)形(xing)(xing)能......更多
2023-12-02
保定鋼波(bo)紋管(guan)的施(shi)工(gong)關鍵(jian)技術有(you)哪幾點呢(ni)?
①施工(gong)季節(jie)應(ying)(ying)嚴(yan)(yan)格控(kong)制,防止在冰凍季節(jie)施工(gong)影響工(gong)程(cheng)質量。②寒(han)冷冰凍地區(qu)對基礎(chu)換填材料(liao)要(yao)求較高,特別是對粉粘(zhan)粒含量應(ying)(ying)嚴(yan)(yan)格控(kong)制.以(yi)防止產生冰脹導致涵(han)(han)(han)管(guan)(guan)破壞。③基礎(chu)與涵(han)(han)(han)管(guan)(guan)側(ce)面、頂部(bu)的填料(liao)應(ying)(ying)分層碾壓,壓實(shi)度達到(dao)要(yao)求.否則易引起(qi)涵(han)(han)(han)管(guan)(guan)應(ying)(ying)力(li)集中、涵(han)(han)(han)管(guan)(guan)變形和......更(geng)多
2023-11-24
保定鋼波(bo)紋管(guan)管(guan)徑依據工程需求可有(you)不同的標準
鋼波紋管(guan)(guan)(guan)管(guan)(guan)(guan)徑依據工(gong)程(cheng)(cheng)需求可有不同的(de)(de)標準,整(zheng)裝管(guan)(guan)(guan)管(guan)(guan)(guan)徑為0.5m--2.5m;每節(jie)管(guan)(guan)(guan)長度3米(mi)左右。選用(yong)準則(ze)遵循適(shi)用(yong)、經濟的(de)(de)準則(ze),在滿意功用(yong)需求基礎(chu)上(shang)充(chong)分(fen)發(fa)揮鋼波紋管(guan)(guan)(guan)結構(gou)的(de)(de)力(li)學功用(yong)優(you)勢。規劃中除應充(chong)分(fen)考(kao)慮工(gong)程(cheng)(cheng)項目的(de)(de)基本特(te)征,包(bao)括公路等(deng)級、重要(yao)性程(cheng)(cheng)......更多
2023-11-18
保定鋼波紋管產品結構型式分(fen)為哪些形(xing)式?
鋼(gang)波紋管產品結構(gou)型(xing)(xing)(xing)式(shi)分為哪些形式(shi)?鋼(gang)制波紋管也是由(you)不銹鋼(gang)金屬卷板擠壓成形而(er)成的波形管。鋼(gang)質波紋管產品結構(gou)型(xing)(xing)(xing)式(shi)分為整(zheng)裝(zhuang)型(xing)(xing)(xing)、拼裝(zhuang)型(xing)(xing)(xing);截面形狀為圓形、橢圓形、馬蹄形、拱形等。這種管道(dao)直徑在(zai)0、3m~12m之間,加(jia)工厚度為1、6mm-7mm,可以滿......更多(duo)
2023-09-22
保定鋼波紋管的(de)產品特征是(shi)什(shen)么呢?
鋼波(bo)紋(wen)管(guan)的(de)產品特征(zheng)是什么呢?① 強(qiang)度(du)高:由于其(qi)獨特的(de)波(bo)紋(wen)結構(gou)使其(qi)比同口徑(jing)的(de)水泥管(guan)耐壓(ya)強(qiang)度(du)大15倍以(yi)上。② 運輸(shu)方(fang)便:波(bo)紋(wen)管(guan)涵的(de)重(zhong)量(liang)只有(you)同口徑(jing)水泥管(guan)的(de)1/10到1/5,即使在窄的(de)場所沒有(you)運輸(shu)設備,人工(gong)也可運輸(shu)。③使用(yong)壽命長:鋼制(zhi)波(bo)紋(wen)管(guan)涵是采用(yong)......更多(duo)
2023-09-15
保定鋼波紋管有什么突出的(de)特征?
因鋼波(bo)紋管在(zai)填土(tu)過(guo)程(cheng)中存在(zai)管壁變(bian)(bian)形(xing)(xing),一般變(bian)(bian)形(xing)(xing)量為管壁的(de)±0.5-2%,當然(ran)此(ci)變(bian)(bian)形(xing)(xing)數(shu)值和管側(ce)回填土(tu)的(de)密實度有很大(da)的(de)聯系。但(dan)填土(tu)停止后(hou)波(bo)紋管不在(zai)變(bian)(bian)形(xing)(xing),建成后(hou)行車(che)動(dong)載(zai)對其(qi)影(ying)響很微小(管壁的(de)變(bian)(bian)形(xing)(xing)為0.06-0.15mm)因而,為防(fang)止端墻裂縫,可采納......更多
2023-09-01
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