上海(hai)閥盛閥門制造有限公(gong)司(si)主(zhu)要生產GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥，可提(ti)供GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥價格(ge)，GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥說明(ming)書，GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥實物圖，GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥結構(gou)圖，GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥外形尺寸，GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥執行標準，GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥工(gong)作(zuo)原理(li)，GDQ型(xing)(xing)氣(qi)動(dong)(dong)高(gao)真(zhen)空(kong)(kong)擋(dang)(dang)板(ban)閥作(zuo)用特(te)點。

GDQ型(xing)(xing)氣動高真空(kong)擋板(ban)閥(又稱角閥)是(shi)用(yong)壓縮空(kong)氣為(wei)動力，通(tong)(tong)過電磁換向閥改變氣路(lu)方向，推動氣缸活塞上(shang)下(xia)運動，帶動閥桿上(shang)下(xia)運動，使閥板(ban)開啟或(huo)關閉，從而達(da)到在真空(kong)系統中(zhong)接(jie)通(tong)(tong)或(huo)切斷氣流的目的。GDQ-J型(xing)(xing)為(wei)角通(tong)(tong)型(xing)(xing)式(shi)(shi)，GDQ-S型(xing)(xing)為(wei)帶預(yu)抽口(kou)的三通(tong)(tong)型(xing)(xing)式(shi)(shi)。適于工作介(jie)質為(wei)空(kong)氣及非腐蝕性氣體(ti)。

注：其(qi)中DN400以上底(di)部采(cai)用(yong)死法(fa)蘭n-Mb。

GDQ型氣動高真空擋板閥主要技術性能： 適用范圍(Pa) 105～1.3x10-4 閥門漏率(Pa.L/S) ≤1.3x10-6 介質溫度（℃） -25～+80(密封材料為丁腈橡膠) -30～+150(密封材料為氟橡膠) 氣源壓力(MPa) 0.4～0.8 安裝位置 DN＜300任意,DN≥300垂直 電源電壓 標準出廠：AC220V/50Hz 特殊指定：AC110V；DC24V；DC12V等 信號反饋 標準出廠：不帶反饋信號 特殊指定：磁性開關DC/AC5～240V

GDQ型氣動高真空擋板閥(圖一)(KF)連接及外形尺寸

型號 通徑(DN) ΦD ΦB H A 法蘭標準 GDQ-J10/KF 10 30 12.2 180 30 GB4982 GDQ-J16/KF 16 30 17.2 180 40 GDQ-J25/KF 25 40 26.2 200 50 GDQ-J40/KF 40 55 41.2 210 65 GDQ-J50/KF 50 75 52.2 276 70 /

GDQ型氣動高真空擋板閥(圖二)連接及外形尺寸 型號 通徑(DN) ΦD ΦB H A n-ΦC DNy(預抽口) n-Mb 法蘭標準 GDQ-J50 50 110 90 276 70 4-Φ9 / / GB/T6070 GDQ-J63 63 130 110 283 88 GDQ-J80 80 145 125 314 88 8-Φ9 GDQ-J100 100 165 145 338 108 GDQ-J125 125 200 175 424 128 8-Φ11 GDQ-J(S)150 150 220 195 482 138 DN40(GB4982) JB919 GDQ-J(S)160 160 225 200 482 138 GB/T6070 GDQ-J(S)200 200 285 260 620 200 12-Φ11 DN50(GB/T6070) GDQ-J(S)250 250 335 310 655 208 DN63(GB/T6070) GDQ-J(S)300 300 380 350 783 250 8-Φ14 DN80(GB/T6070) JB919 GDQ-J(S)320 320 425 395 789 250 12-Φ14 GB/T6070 GDQ-J(S)400 400 510 480 1210 330 16-Φ14 DN100(GB/T6070) 16-M12 GDQ-J(S)400 400 500 465 1210 330 8-M16 JB919 GDQ-J(S)500 500 610 580 1270 360 DN125(GB/T6070) 16-M10 GB/T6070 GDQ-J(S)600 600 710 670 1562 450 12-Φ21 DN160(GB/T6070) 12-M18 JB919 GDQ-J(S)630 630 750 720 1562 450 20-Φ14 20-M10 GB/T6070 GDQ-J(S)800 800 920 890 1900 520 24-Φ14 DN200(GB/T6070) 24-M10