| 公称外径dn | 管埋通径d2 | 每端可伸缩量l | 套管长l1 | 全长l | | 40 | 55 | 20 | 70 | 106 | | 50 | 65 | 20 | 70 | 108 | | 65 | 81 | 20 | 70 | 110 | | 80 | 93 | 20 | 80 | 125 | | 100 | 118 | 20 | 80 | 127 | | 125 | 143 | 20 | 80 | 127 | | 150 | 169 | 20 | 80 | 127 | | 200 | 220 | 20 | 90 | 142 | | 250 | 271.6 | 25 | 100 | 154 | | 300 | 322.8 | 20 | 110 | 164 | | 350 | 374 | 35 | 120 | 176 | | 400 | 425.6 | 40 | 130 | 188 | | 450 | 476.8 | 45 | 140 | 198 | | 500 | 528 | 50 | 150 | 210 | | 600 | 630.8 | 60 | 170 | 232 | | 700 | 733 | 70 | 200 | 270 | | 800 | 6836 | 80 | 220 | 292 | | 900 | 939 | 90 | 240 | 314 | | 1000 | 1041 | 100 | 260 | 336 | | 1200 | 1246 | 110 | 290 | 375 | | 1400 | 按用户要求 | 120 | 310 | 400 | | 1600 | 130 | 330 | 425 | | 1800 | 140 | 360 | 464 | | 2000 | 150 | 380 | 488 | | 2200 | 160 | 410 | 528 | | 2400 | 170 | 430 | 554 | | 2600 | 180 | 450 | 578 | | 2800 | 190 | 480 | 616 | | 3000 | 200 | 500 | x640 |
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