供應直徑4米大口徑拼裝金屬波紋管 鋼波紋管 

鋼波(bo)紋(wen)管的材(cai)料普通為青銅、黃銅、不銹鋼、蒙(meng)乃(nai)爾合(he)金(jin)和因康(kang)鎳爾合(he)金(jin)等。鋼波(bo)紋(wen)管選(xuan)用(yong)規(gui)范化設計方案，出(chu)產制作，設計方案簡(jian)易，出(chu)產制作周期時間短；工(gong)(gong)(gong)程(cheng)(cheng)項目具體工(gong)(gong)(gong)程(cheng)(cheng)造價比類似(si)跨距的橋(qiao)，洞低；工(gong)(gong)(gong)程(cheng)(cheng)施(shi)工(gong)(gong)(gong)短工(gong)(gong)(gong)期，要害為組(zu)裝工(gong)(gong)(gong)程(cheng)(cheng)施(shi)工(gong)(gong)(gong)；金(jin)屬材(cai)料波(bo)紋(wen)管替代混凝土結構展開(kai)洞工(gong)(gong)(gong)程(cheng)(cheng)施(shi)工(gong)(gong)(gong)。

鋼波紋涵管

鋼板鋼波紋管(guan)對基(ji)底(di)的地(di)基(ji)承(cheng)(cheng)(cheng)載(zai)力(li)一般情況(kuang)下(xia)可按以下(xia)數值參考規劃(hua)，管(guan)頂填土高度h≤10m時(shi)，地(di)基(ji)承(cheng)(cheng)(cheng)載(zai)力(li)不小于(yu)180Kpa；10m≤h≤15m時(shi)，地(di)基(ji)承(cheng)(cheng)(cheng)載(zai)力(li)不小于(yu)200Kpa；15m≤h≤20m時(shi)，地(di)基(ji)承(cheng)(cheng)(cheng)載(zai)力(li)不小于(yu)220Kpa；20m≤h≤25m時(shi)，地(di)基(ji)承(cheng)(cheng)(cheng)載(zai)力(li)不小于(yu)250Kpa。

鋼波(bo)(bo)(bo)紋(wen)管(guan)(guan)涵具(ju)有(you)工(gong)期短(duan)、重(zhong)量輕、安(an)裝方便、耐久(jiu)性好、工(gong)程造價低(di)、抗變形(xing)能力強、減少通車后養護成本(ben)等特(te)點，從材料與結構和功能的(de)本(ben)質(zhi)關系分(fen)析,采用柔性、高(gao)強度(du)的(de)鋼波(bo)(bo)(bo)紋(wen)管(guan)(guan)涵洞(dong),不(bu)僅具(ju)有(you)適應地(di)(di)(di)基(ji)與基(ji)礎變形(xing)的(de)能力,可以(yi)解決(jue)因地(di)(di)(di)基(ji)基(ji)礎不(bu)均勻(yun)沉降導致的(de)涵洞(dong)破壞問題,而且鋼波(bo)(bo)(bo)紋(wen)管(guan)(guan)涵洞(dong)由于軸(zhou)向波(bo)(bo)(bo)紋(wen)的(de)存在(zai)使其(qi)具(ju)有(you)優(you)良的(de)受力特(te)征,軸(zhou)向和徑向同時分(fen)布因荷載(zai)引起的(de)應力應變,可以(yi)更大(da)程度(du)分(fen)散荷載(zai)的(de)應力集中(zhong),更好地(di)(di)(di)發(fa)揮鋼結構的(de)優(you)勢(shi)。尤其(qi)在(zai)高(gao)寒(han)凍土(tu)、軟土(tu)、膨脹土(tu)、濕陷(xian)性黃(huang)土(tu)等地(di)(di)(di)帶，具(ju)有(you)明顯(xian)的(de)經(jing)濟(ji)效益。