名 称柔性防水套管刚性防水套管型 号全长S31202S404S312公称通径翼环直径翼环直径翼环直径长度(=墙厚)50380177200225200653801902202302008038421723525120010038423625528020012538625729030120015038628031532420020038635037539420025038840243544620030038846249549820035039251154556720040039256560062120045039461565067120050039467370572020060040778782082220070040987791091120080041198710201011200900413108711201113200100041511871220121320012004161390142314132001400417159016231613200