供應直徑4米大口徑拼裝金屬波紋管 鋼波紋管 

鋼波(bo)紋管的材(cai)料普通為(wei)青銅、黃銅、不銹鋼、蒙乃爾合金(jin)和因康(kang)鎳爾合金(jin)等。鋼波(bo)紋管選用規范化(hua)設(she)計(ji)方案，出產(chan)制(zhi)作，設(she)計(ji)方案簡易，出產(chan)制(zhi)作周期(qi)時間短(duan)(duan)；工(gong)(gong)程(cheng)項目具(ju)體工(gong)(gong)程(cheng)造價比類(lei)似跨距的橋(qiao)，洞低；工(gong)(gong)程(cheng)施工(gong)(gong)短(duan)(duan)工(gong)(gong)期(qi)，要(yao)害為(wei)組裝工(gong)(gong)程(cheng)施工(gong)(gong)；金(jin)屬材(cai)料波(bo)紋管替代(dai)混凝土(tu)結(jie)構(gou)展開洞工(gong)(gong)程(cheng)施工(gong)(gong)。

鋼波紋涵管

鋼板鋼波紋管對(dui)基(ji)(ji)(ji)底的地基(ji)(ji)(ji)承(cheng)(cheng)載(zai)(zai)(zai)力(li)一般情況下(xia)可按以下(xia)數值參考規劃，管頂填土(tu)高(gao)度h≤10m時，地基(ji)(ji)(ji)承(cheng)(cheng)載(zai)(zai)(zai)力(li)不小(xiao)于(yu)180Kpa；10m≤h≤15m時，地基(ji)(ji)(ji)承(cheng)(cheng)載(zai)(zai)(zai)力(li)不小(xiao)于(yu)200Kpa；15m≤h≤20m時，地基(ji)(ji)(ji)承(cheng)(cheng)載(zai)(zai)(zai)力(li)不小(xiao)于(yu)220Kpa；20m≤h≤25m時，地基(ji)(ji)(ji)承(cheng)(cheng)載(zai)(zai)(zai)力(li)不小(xiao)于(yu)250Kpa。

鋼(gang)波(bo)(bo)(bo)(bo)紋(wen)(wen)管涵具(ju)(ju)有工期短、重量輕、安裝(zhuang)方(fang)便(bian)、耐久(jiu)性(xing)(xing)好(hao)、工程造價(jia)低、抗(kang)變(bian)形(xing)能(neng)(neng)力(li)強、減少通車后養護成本等(deng)特點，從材料與(yu)結(jie)構和(he)功能(neng)(neng)的(de)本質關(guan)系分析,采(cai)用柔(rou)性(xing)(xing)、高強度的(de)鋼(gang)波(bo)(bo)(bo)(bo)紋(wen)(wen)管涵洞(dong),不僅具(ju)(ju)有適(shi)應地(di)(di)基(ji)與(yu)基(ji)礎變(bian)形(xing)的(de)能(neng)(neng)力(li),可(ke)以解決因(yin)地(di)(di)基(ji)基(ji)礎不均(jun)勻沉降導致的(de)涵洞(dong)破壞問(wen)題(ti),而且鋼(gang)波(bo)(bo)(bo)(bo)紋(wen)(wen)管涵洞(dong)由(you)于軸向波(bo)(bo)(bo)(bo)紋(wen)(wen)的(de)存在使其(qi)具(ju)(ju)有優良的(de)受力(li)特征(zheng),軸向和(he)徑向同時分布因(yin)荷載引起的(de)應力(li)應變(bian),可(ke)以更大程度分散荷載的(de)應力(li)集中(zhong),更好(hao)地(di)(di)發揮鋼(gang)結(jie)構的(de)優勢。尤(you)其(qi)在高寒(han)凍(dong)土(tu)、軟土(tu)、膨脹土(tu)、濕陷(xian)性(xing)(xing)黃土(tu)等(deng)地(di)(di)帶，具(ju)(ju)有明顯的(de)經濟(ji)效益。