手動對夾式刀形閘閥manual butt-clamp knife gate valve
設(shè)計(jì)制造 Design and manufacture: JB/T8691-1998
結(jié)構(gòu)長度 structural length: GB/T15188.2-94
法蘭連接 Flange connection: GB/T9113.1-2000 JB/T79-94
試驗(yàn)與驗(yàn)收 testing and acceptance:GB/T13927-92
主要零部件材質(zhì) Key parts material
| 閥體、上蓋Valve body, upper cap | 碳鋼、不銹鋼Carbon steel, stainless steel |
| 閥板Valve plate | 不銹鋼stainless steel |
| 閥桿Stem | 不銹鋼stainless steel |
| 密封圈Seal ring | 橡膠、四氟、不銹鋼、硬質(zhì)合金Rubber, PTFE, stainless steel,hard alloy |
主要性能規(guī)范 Key performanceindicators | 公稱壓力Nominal pressure | PN |
| 殼體試驗(yàn)Casing test | 1.5XPN |
| 密封試驗(yàn)Leak test | 1.1XPN |
| 工作溫度Operating temperature | 橡膠≤80℃ 四氟密封≤180℃ 硬密封≤425℃Rubber ≤80℃, PTFE≤180℃, hard sealing ≤425℃ |
| 適用介質(zhì)Working medium | 糖漿、紙漿、污水、煤漿、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix |
主要外形及連接尺寸 Profile and connection dimension 單位 Unit:mm | 公稱壓力Nominal pressure(MPa) | 公稱通徑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 |
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