手動(dòng)對(duì)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(zhǎng)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
