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刀形闸阀,手动闸阀,手动刀形闸阀 设计制造 Design and manufacture: JB/T8691-1998
结构长度 structural length: GB/T15188.2-94
法兰连接 Flange connection: GB/T9113.1-2000 JB/T79-94
试验与验收 testing and acceptance: GB/T13927-92
主要零部件材质 Key parts material | 阀体、上盖Valve body, upper cap | 碳钢、不锈钢Carbon steel, stainless steel | | 阀板Valve plate | 不锈钢stainless steel | | 阀杆Stem | 不锈钢stainless steel | | 密封圈Seal ring | 橡胶、四氟、不锈钢、硬质合金Rubber, PTFE, stainless steel,hard alloy |
主要性能规范 Key performance indicators
| 公称压力Nominal pressure | PN | | 壳体试验Casing test | 1.5XPN | | 密封试验Leak test | 1.1XPN | | 工作温度Operating temperature | 橡胶≤80℃ 四氟密封≤180℃ 硬密封≤425℃Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃ | | 适用介质Working medium | 糖浆、纸浆、污水、煤浆、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix |
主要外形及连接尺寸Profile and connection dimension Unit:mm
| 公称压力Nominal pressure（MPa） | 公称通径Nominal through diameter（mm） | L | D | D1 | D2 | H | N-M | D0 | | 1.0 | 50 | 48 | 160 | 125 | 100 | 285 | 4-M16 | 180 | | 65 | 48 | 180 | 145 | 120 | 298 | 4-M16 | 180 | | 80 | 50 | 195 | 160 | 135 | 315 | 4-M16 | 220 | | 100 | 50 | 215 | 180 | 155 | 365 | 8-M16 | 220 | | 125 | 57 | 245 | 210 | 185 | 400 | 8-M16 | 230 | | 150 | 57 | 280 | 240 | 210 | 475 | 8-M20 | 280 | | 200 | 70 | 335 | 295 | 265 | 540 | 8-M20 | 360 | | 250 | 70 | 390 | 350 | 320 | 630 | 12-M20 | 360 | | 300 | 76 | 440 | 400 | 368 | 780 | 12-M20 | 400 | | 350 | 76 | 500 | 460 | 429 | 885 | 16-M20 | 400 | | 400 | 89 | 565 | 515 | 482 | 990 | 16-M22 | 400 | | 450 | 89 | 615 | 565 | 532 | 1100 | 20-M22 | 530 | | 500 | 114 | 670 | 620 | 585 | 1200 | 20-M22 | 530 | | 600 | 114 | 780 | 725 | 685 | 1450 | 20-M27 | 600 | | 700 | 130 | 895 | 940 | 800 | 1700 | 24-M27 | 600 | | 800 | 130 | 1010 | 950 | 905 | 2000 | 24-M30 | 680 | | 900 | 140 | 1110 | 1050 | 1005 | 2300 | 28-M30 | 680 | 文章转载自：http://www.lysyfm.com/shoudongdaoxingzhafa_129.html |
