soft-seated wafer butterfly valve

صمام فراشة من نوع «وافر» ذو تروس دودية ومقعد ناعم من طراز D371X

D371X worm gear soft-seated wafer butterfly valve is designed for reliable flow regulation and shut-off in water, air, natural gas, oil and mildly corrosive fluid pipelines. With a compact wafer body, low operating torque, replaceable rubber seat and bidirectional sealing, it is suitable for PN6, PN10 and PN16 industrial applications.

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الوصف

صمام فراشة من نوع «وافر» ذو تروس دودية ومقعد ناعم من طراز D371X

The D371X worm gear soft-seated wafer butterfly valve consists of a rubber-lined
valve body, carbon steel or stainless steel butterfly disc and valve shaft. It
is designed for flow regulation and shut-off in water, air, natural gas, oil
products and mildly corrosive fluid pipelines.

The valve is widely used in water treatment plants, power plants, steel mills,
chemical plants, petroleum systems, food processing, textile mills, paper mills
and other industrial water supply and drainage systems. Its compact wafer
construction and worm gear operation make it suitable for applications requiring
reliable sealing and convenient manual control.

الميزات الرئيسية

  • Innovative and compact wafer-type design.
  • Lightweight construction with fast opening and closing.
  • Low operating torque and convenient worm gear operation.
  • Can be installed in any position.
  • Replaceable sealing seat for convenient maintenance.
  • Reliable bidirectional sealing with zero visible leakage under suitable conditions.
  • Rubber sealing materials provide resistance to ageing and mild corrosion.
  • Suitable for water, air, natural gas, oil and mildly corrosive fluids.
  • Carbon steel or stainless steel disc and shaft options.

المواصفات الفنية

العنصرالمواصفات
ModelD371X
نوع المنتجWorm gear soft-seated wafer butterfly valve
الحجم الاسميDN50 to DN2000
معدل الضغطPN0.6, PN1.0 and PN1.6 MPa
Sealing Test Pressure0.66, 1.10 and 1.76 MPa
Shell Test Pressure0.90, 1.50 and 2.40 MPa
مواد صناعة المقاعدNitrile rubber or fluororubber
نطاق درجات الحرارةNitrile rubber: -40°C to +90°C; fluororubber: -20°C to +200°C
Applicable MediaWater, air, natural gas, oil products and mildly corrosive fluids
Leakage StandardGB/T 13927-1992
التشغيلWorm gear, electric, pneumatic or hydraulic actuator

Main Materials

Partالمواد
جسم الصمامWCB, QT450-10, HT200 or HT250
Butterfly DiscWCB, QT450-10, HT200 or HT250
Valve Shaft2Cr13 stainless steel
حلقة مانعة للتسربOil-resistant nitrile rubber
التعبئةالجرافيت المرن

المعايير المعمول بها

العنصرقياسي
التصميم والتصنيعGB/T 12238-1989
أبعاد الشفةGB 9113-2000 and GB/T 17241.6-1998
أبعاد التواصل المباشرGB/T 12221-1989
الفحص والاختبارGB/T 13927-1992

Main Dimensions — D371X PN6 / PN10 / PN16

DNLHH0ABPN6PN10PN16
D0n-dD0n-dD0n-d
5043633061802001104-141254-181254-18
6546703211802001304-141454-181454-18
8046833461802001504-181608-181608-18
100521053871802001704-181808-181808-18
125561154111802002008-182108-182108-18
150561374472702802258-182408-222408-22
200601645722702802808-182958-222958-22
2506820664627028033512-1835012-2235512-26
3007823073838042039512-2240012-2241012-26
3507824876138042044512-2246016-2247016-26
40010228987745047049516-2251516-2652516-30
45011432093848049055016-2256520-2658520-30
50012734399348049060020-2262020-2665020-33
600154413113148049070520-2672520-3077020-36
700165478147664066081024-2684024-3084024-36
800190525153364066092024-3095024-3395024-39
9002035851655750860102024-30105028-33105038-39
10002166401765850900112028-30116028-36117028-42
12002547551995850900134032-33138032-39139032-48

التطبيقات النموذجية

  • Water treatment plants
  • Power plants
  • Steel mills
  • Chemical processing plants
  • Petroleum and gas pipelines
  • Food and beverage systems
  • Textile and paper mills
  • Industrial water supply and drainage systems

Dimensions, materials, seat configuration and pressure-temperature limits are subject to the final WDL Valve technical drawing and approved project datasheet.

المراجعات

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