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API GB Electric flange type ventilation butterfly valve

D941W electric ventilated butterfly valve is made of the same material as the valve body into a sealing ring, and is electrically or gas driven. The applicable temperature depends on the material of the valve body, the nominal pressure is less than or equal to 0.6MPa. Generally applicable to industrial, metallurgical, environmental protection and other pipelines for ventilation to adjust the flow of media.

Main characteristics : novel design, reasonable, unique structure, light weight, quick opening and closing.Small operation force, convenient operation, labor – saving dexterity.

Adopt suitable materials to meet the low, medium and high temperature of different media and corrosive media, etc.

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API GB Electric flange type ventilation butterfly valve
⁦API GB Electric flange type ventilation butterfly valve⁩ - الصورة ⁦2⁩

API GB Electric flange type ventilation butterfly valve

Usage and Features

D941W electric ventilated butterfly valve is made of the same material as the valve body into a sealing ring, and is electrically or gas driven. The applicable temperature depends on the material of the valve body, the nominal pressure is less than or equal to 0.6MPa. Generally applicable to industrial, metallurgical, environmental protection and other pipelines for ventilation to adjust the flow of media.

Main characteristics : novel design, reasonable, unique structure, light weight, quick opening and closing.Small operation force, convenient operation, labor – saving dexterity.

Adopt suitable materials to meet the low, medium and high temperature of different media and corrosive media, etc.

Adopt the standard

معيار التصميم：GB/T 12238-1989 JB/T8692-1998

Flange connection dimensions： GB/T9115.1-2000

طول الهيكل：GB/T 12221-1989

اختبار الضغط：GB/T 13927-92; JB/T 9092-1999المعلمات الفنية الرئيسية

القطر الاسمي DN 50～2000
الضغط الاسمي PN 0.05 0.25 0.6
ضغط الاختبار اختبار المتانة 0.075 0.375 0.9
اختبار الإحكام ≤1.5﹪Leakage rate
الوسط المطبق Gas, dust gas, flue gas, etc
Driving form Gas drive, electric drive

Material of main parts

اسم الجزء material
جسم الصمام Cast steel, stainless steel, chromium nickel titanium molybdenum steel, chromium titanium molybdenum steel and other special materials
قرص الصمام الفراشة Cast steel, stainless steel, chromium nickel titanium molybdenum steel, chromium titanium molybdenum steel and other special materials
حلقة الإحكام Same as Valve body
جذع الصمام Carbon steel, 2Cr13, stainless steel, chromium nickel titanium molybdenum steel
الحشو Fluorine plastic, flexible graphite

D941W-(0.5.2.5.6) C.P.R.V series ventilation butterfly valve connection size

القطر الاسمي طول الهيكل External Dimensions（Reference) Connection dimensions（Standard values） الرجاء الرجوع إلى الوزن (كجم)
0.05MPa and 0.25MPa 0.6MPa
مم inches L H H0 As B D D1 n-d D D1 n-d
50 2 108 70 418 250 225 140 110 4-14 140 110 4-14 42
65 21/2 112 80 438 250 225 160 130 4-14 160 130 4-14 53
80 3 114 95 466 250 225 190 150 4-18 190 150 4-18 62
100 4 127 105 486 250 225 210 170 4-18 210 170 4-18 81
125 5 140 120 516 325 245 240 200 8-18 240 200 8-18 90
150 6 140 132 541 325 245 265 225 8-18 265 225 8-18 100
200 8 152 160 779 325 245 320 280 8-18 320 280 8-18 110
250 10 165 187 836 363 313 375 335 12-18 375 335 12-18 145
300 12 178 220 901 363 313 440 395 12-22 440 395 12-22 160
350 14 190 245 954 363 313 490 445 12-22 490 445 12-22 215
400 16 216 270 1003 363 313 540 495 16-22 540 495 16-22 230
450 18 222 297 1058 465 439 595 550 16-22 595 550 16-22 250
500 20 229 322 1111 546 556 645 600 20-22 645 600 20-22 260
600 24 267 377 1233 546 556 755 705 20-26 755 705 20-26 370
700 28 292 430 1338 546 556 860 810 24-26 860 810 24-26 400
800 32 318 487 1452 546 556 975 920 24-30 975 920 24-30 560
900 36 330 537 1588 632 706 1075 1020 24-30 1075 1020 24-30 580
1000 40 410 587 1689 632 706 1175 1120 28-30 1175 1120 28-30 660
1200 48 470 702 1938 632 706 1375 1320 32-30 1405 1340 32-33 950
1400 56 530 782 2670 790 1338 1575 1520 36-30 1630 1560 36-36 1280
1600 64 600 895 2810 868 1476 1790 1730 40-30 1830 1760 40-36 1510
1800 72 670 995 3020 868 1476 1990 1930 44-30 2045 1970 44-39 2500
2000 80 760 1095 3220 965 1600 2190 2130 48-30 2265 2180 48-42 2900

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