管道外对口器是管道施工中特殊工况下管道对口作业必不可少的设备，WD系列管道外对口器可适应2-80寸不同材质的碳钢管道对口作业使用。

压紧方式：钳式、丝杠式、杠杆式、液压千斤顶

型号                 使用范围           拉紧方式        收紧力              外型尺寸     重量

DN159             Φ159                   杠杆式拉紧  2T                        Φ280X150  8kg

DN203             Φ203 (8＂)                    2T         Φ360X190      10kg

DN219             Φ219                                 2T         Φ380X190      14 kg

DN254             Φ254(10＂)                  3T         Φ420X190      16 kg

DN273             Φ273                                 3T         Φ440X190      18kg

DN305             Φ305(12＂)     液压千斤顶和局部调整装置  5 T      Φ510X190   20kg

DN325             Φ325                                 5T         Φ530X190      22kg

DN355             Φ355(14＂)                  5T         Φ560X190      24kg

DN377             Φ377                                 5T         Φ580X190      25kg

DN406             Φ406(16＂)                  8T         Φ610X190      28kg

DN457             Φ457(18＂)                  8T         Φ660X190      30kg

DN508             Φ508(20＂)                  8T         Φ710X190      33kg

DN559             Φ508(22＂)                  8T         Φ760X190      36kg

DN610             Φ610(24＂)                  8T         Φ810X190      38kg

DN660             Φ660(26＂)                  8T         Φ860X190      40kg

DN711             Φ711(28＂)                  10T       Φ910X190      42kg

DN720             Φ720                                 10T       Φ920X190      43kg

DN762             Φ762(30＂)                  10T       Φ960X190      45kg

DN813             Φ813(32＂)                  10T       Φ1010X190   47kg

DN864             Φ864(34＂)     液压千斤顶和局部调整装置  10T    Φ1060X19049kg

DN914             Φ914(36＂)                  10T       Φ1110X190   55kg

DN920             Φ920                                 10T       Φ1120X190   56kg

DN965             Φ965(38＂)                  10T       Φ1160X190   57kg

DN1016          Φ1016(40＂)                10T       Φ1210X190   62kg

DN1066          Φ1066(42＂)                10T       Φ1260X190   68kg

DN1118          Φ1118(44＂)                10T       Φ1310X190   72kg

DN1168          Φ1168(46＂)                10T       Φ1360X190   75kg

DN1219          Φ1219(48＂)                10T       Φ1410X190   78kg

DN1320          Φ1320(52＂)                10T       Φ1510X190   85kg

DN1420          Φ1420(56＂)                10T       Φ1610X190   90kg

DN1524          Φ1524(60＂)                12T       Φ1710X190   110kg

DN2032          Φ2032(80＂)                12T       Φ2220X190   135kg