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                  热门关键词:波形护栏板

                  钢波纹涵管

                  文章作者:admin更新时间:2018-05-04 22:23:52


                  桥梁用金属波纹管产品性能

                  1.刚性试验:抗集中载荷0.75KN或均布载荷1.5KN时,径向变形≤0.1d。

                  2.抗渗试验:灌水或水灰比为0.5的水泥浆30分钟无漏水、漏浆。

                  3.抗拉试验:轴向拉力5KN管壁无损坏。

                  4.抗拔试验:埋设在混凝土中抗拔力为地脚螺栓设计抗拔力的2.3倍以上。

                  5.抗弯试验:弯曲度为曲率半径的30d时,无漏水、漏浆。

                  项  目    主 要 指 标 及 标 准

                  外观质量    接缝紧密牢固、无开裂、无脱扣

                  旋合性性能     相邻直径规格的波纹管可用手旋合;旋合长度≥100mm

                  集中载荷    外径允许变形值

                  -------------------- 0.2

                  内  径

                  抗渗漏性能     在规定荷载作用或弯曲情况下,不渗浆(允许渗水)

                   

                  青海世腾金属制品有限公司

                  厂家联系电话:137 0972 1453  0971-5222860

                  137 0972 2843  0971-8821892  联系人:杨经理


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