| UJ41 | H | -150Lb美标柱塞截止阀 U41SM-150Lb美标柱塞阀： | 单位:mm | | W |
| Nps | 1/2 | 3/4 | 1 | 11/4 | 11/2 | 2 | 21/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | | L | 108 | 117 | 127 | 216 | 165 | 203 | 216 | 240 | 292 | 356 | 406 | 495 | 622 | 698 | 787 | 914 | | D | 89 | 98 | 108 | 133 | 127 | 152 | 178 | 190 | 229 | 254 | 279 | 343 | 406 | 483 | 533 | 597 | | D1 | 60.5 | 70 | 79.5 | 98.5 | 98.5 | 120.5 | 139.5 | 152.5 | 190.5 | 216 | 241.5 | 298.5 | 362 | 432 | 476.5 | 539.5 | | D2 | 35 | 43 | 51 | 63 | 73 | 92 | 105 | 127 | 157 | 186 | 216 | 270 | 324 | 381 | 413 | 470 | | b | 10 | 11 | 12 | 13 | 15 | 16 | 18 | 19 | 24 | 24 | 26 | 29 | 31 | 32 | 35 | 37 | | Z--φd | 4-15 | 4-15 | 4-15 | 4-19 | 4-19 | 4-19 | 4-19 | 4-19 | 4-19 | 8-22 | 8-22 | 8-22 | 12-25 | 12-25 | 12-29 | 16-29 |
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| UJ41 | H | -300Lb美标柱塞截止阀 U41SM-300Lb美标柱塞阀： | | Y |
| Nps | 1/2 | 3/4 | 1 | 11/4 | 11/2 | 2 | 21/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | | L | 152 | 178 | 203 | 216 | 229 | 267 | 292 | 328 | 356 | 400 | 444 | 559 | 622 | 711 | 762 | 864 | | D | 95 | 117 | 124 | 133 | 156 | 165 | 190 | 210 | 254 | 279 | 318 | 381 | 444 | 521 | 584 | 648 | | D1 | 66.5 | 82.5 | 89 | 98.5 | 114.5 | 127 | 149 | 168.5 | 200 | 235 | 270 | 330 | 387.5 | 451 | 514.5 | 571.6 | | D2 | 35 | 43 | 51 | 63 | 73 | 92 | 15 | 127 | 157 | 186 | 216 | 270 | 324 | 381 | 413 | 470 | | b | 15 | 16 | 18 | 19 | 21 | 23 | 26 | 29 | 32 | 35 | 37 | 42 | 47.7 | 50.8 | 54 | 57.2 | | Z--φd | 4-15 | 4-19 | 4-19 | 4-19 | 4-22 | 8-29 | 8-22 | 8-22 | 8-22 | 8-22 | 12-22 | 12-25 | 16-29 | 16-32 | 20-32 | 20-35 |
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柱塞闸阀UZ41SM-16C
柱塞阀是由阀体、阀盖、阀杆、柱塞、孔架、密封环、手轮等零件组成（如图）。当手轮旋转，通过阀杆带动柱塞在孔架中间上下往复运动来完成阀门的开启与关闭功能。在阀门中柱塞与密封环间采用过盈配合，通过调节压盖中法兰螺栓，使密封环压缩所产生的侧向力与阀体中孔面及柱塞外圆密封，从而保证了阀门的密封性，杜绝了内外泄漏、同时阀门开启力矩小，能实现阀门迅速开启和关闭。 由于柱塞表面经过高精度外圆磨床加工而成。密封环采用弹性强、耐磨性高的无毒新型密封材料，所以密封可靠，经久耐用。从而提高了柱塞阀的使用寿命。