表92压力管道严密性试验合格标准及容许渗水量(共1页).doc

精选优质文档-倾情为你奉上表9-2压力管道严密性试验容许渗水量管内径（mm）容许渗水量（Lmin1km1）管内径（mm）容许渗水量（Lmin1km1）钢管铸铁管、球墨铸铁管预（自）应力混凝土管钢管铸铁管、球墨铸铁管预（自）应力混凝土管1001251502002503003504004505000.280.350.420.560.700.850.701.001.051.100.70.91.051.401.551.702.551.952.102.21.401.561.721.982.222.422.622.802.963.14600700800900100011001200130014001.201.301.351.451.501.551.651.701.752.402.552.