انقر للتكبيرصمام فراشة نوع Lug
يُستخدم صمام الفراشة نوع Lug على نطاق واسع في أنظمة الأنابيب لتنظيم تدفق السوائل أو التحكم فيه. وصلات Lug الملولبة على جانبي الجسم تتيح التركيب المباشر بين نهايتي فلنجتين دون الحاجة إلى دعم إضافي.
الوصف
Lug Connection: The valve has threaded lugs on both sides of the valve body, allowing the valve to be bolted directly to the pipe flanges. This makes it suitable for applications where the valve may need to be isolated and removed without affecting the rest of the system.
Bidirectional Flow: The lug butterfly valve can be used in both directions, which is beneficial in systems where the direction of flow may change or needs to be controlled from either direction.
Compact Design: Like other butterfly valves, the lug butterfly valve has a compact and lightweight design compared to other valve types, making it ideal for applications with limited space.
Quick Operation: The butterfly valve is typically operated by a hand lever, Gear Box, electric actuator, or pneumatic actuator, offering quick and easy operation.
Low Pressure Drop: These valves are designed to offer minimal resistance to fluid flow, reducing energy consumption and optimizing system efficiency.
Corrosion and Wear Resistance: Lug butterfly valves can be made from various materials, such as stainless steel, cast iron, and ductile iron, which offer good resistance to corrosion and wear, depending on the application.
Applications:
Water Treatment: Used to control flow in water and wastewater treatment plants. HVAC Systems: Used in heating, ventilation, and air conditioning systems to regulate air flow. Piping Systems: Common in industries like chemical, food processing, and oil & gas for isolating and controlling fluid flow. Fire Protection: Utilized in fire suppression systems to isolate pipelines.
Advantages:
Ease of Maintenance: The lug design allows the valve to be replaced or serviced without removing the entire pipeline, which is useful in systems where the pipeline cannot be easily disconnected. Flexibility: The valve can be mounted between two flanges, or between a flange and a blind flange, providing more installation flexibility than other valve types. Compactness: These valves are space-efficient and generally lighter than other valve types like gate or ball valves.
ضغط التشغيل / الاختبار
| المقاس | DN | 40mm-300mm | 350mm-1200mm |
| Inch | 1-1/2"-12" | 14"-24" | |
| تشغيل | 16bar | 10bar | |
| اختبار | الجسم الخارجي | 24bar | 15bar |
| الإحكام | 17.6bar | 11bar | |
درجة حرارة التشغيل
| مادة المقعد | EPDM | NBR | FKM | PTFE |
|---|---|---|---|---|
| درجة الحرارة | -10°C to 120°C | -10°C to 80°C | -15°C to 200°C | -25°C to 180°C |
مواصفات المواد
| الجزء | المادة |
|---|---|
| الجسم | Cast Iron Ductile Iron WCB CF8 CF8M CF3M Duplex Steel Al-Bronze |
| القرص | Ductile Iron CF8 CF8M CF3M Duplex Steel Al-Bronze Harlar Coated |
| العمود | SS410 SS416 SS420 SS431 SS316 17-4PH |
| المقعد | EPDM NBR PTFE FKM Silicone |
| جلبة | FRP PTFE Bronze |
| الذراع | Malleable Iron Carbon Steel Aluminum SS316 |
| علبة التروس | Ductile Iron Aluminum SS316 |
الحماية من التآكل
طلاء بمسحوق راتنج الإيبوكسي، بسماكة لا تقل عن 300 ميكرون
خيارات القرص
- عمود ممتد مع دبوس
- قرص بدون دبوس
- قرص رفيع بتصميم متحد المركز (DN50–DN350)
خيارات المقعد
- مقعد مطاطي من نوع خرطوشة
- مقعد لسان وأخدود / قابل للاستبدال
الأبعاد الرئيسية (مم)
| Size | A | B | C | d0 | PCD | N-Q | ØK | ØE | N-ØP | B1xB2 | J | L | ISO 5211 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| inch | mm | |||||||||||||
| 1 1/2" | DN40 | 120 | 70 | 33 | 12.6 | 110 | 4-M16 | 65 | 50 | 4-7 | 9x9 | - | 26 | F05 |
| 2" | DN50 | 161 | 80 | 43 | 12.6 | 125 | 4-M16 | 90 | 70 | 4-10 | 11x11 | - | 26 | F07 |
| 2 1/2" | DN65 | 175 | 89 | 46 | 12.6 | 145 | 4-M16 | 90 | 70 | 4-10 | 11x11 | - | 30 | F07 |
| 3" | DN80 | 181 | 95 | 46 | 12.6 | 160 | 8-M16 | 90 | 70 | 4-10 | 11x11 | - | 30 | F07 |
| 4" | DN100 | 200 | 114 | 52 | 15.77 | 180 | 8-M16 | 90 | 70 | 4-10 | 11x11 | - | 30 | F07 |
| 5" | DN125 | 213 | 127 | 56 | 18.92 | 210 | 8-M16 | 90 | 70 | 4-10 | 14x14 | - | 30 | F07 |
| 6" | DN150 | 226 | 139 | 56 | 18.92 | 240 | 8-M20 | 90 | 70 | 4-10 | 14x14 | - | 40 | F07 |
| 8" | DN200 | 260 | 175 | 60 | 22.1 | 295 | 8-M20 | 125 | 102 | 4-12 | 17x17 | - | 40 | F10 |
| 10" | DN250 | 292 | 203 | 68 | 28.45 | 350 | 12-M20 | 125 | 102 | 4-12 | 22x22 | - | 40 | F10 |
| 12" | DN300 | 337 | 242 | 78 | 31.6 | 400 | 12-M20 | 125 | 102 | 4-12 | 22x22 | - | 40 | F10 |
| 14" | DN350 | 368 | 267 | 78 | 31.6 | 460 | 16-M20 | 125 | 102 | 4-12 | 22x22 | - | 40 | F10 |
| 16" | DN400 | 400 | 309 | 102 | 33.15 | 515 | 16-M24 | 175 | 140 | 4-18 | 27x27 | - | 50 | F14 |
| 18" | DN450 | 422 | 328 | 114 | 37.95 | 565 | 20-M24 | 175 | 140 | 4-18 | 27x27 | - | 70 | F14 |
| 20" | DN500 | 480 | 361 | 127 | 41.12 | 620 | 20-M24 | 175 | 140 | 4-18 | 36x36 | - | 80 | F14 |
| 24" | DN600 | 562 | 459 | 154 | 50.62 | 725 | 20-M27 | 210 | 165 | 4-23 | 36x36 | - | 80 | F16 |
| 28" | DN700 | 624 | 520 | 165 | 63.35 | 840 | 24-M27 | 300 | 254 | 8-18 | - | 2-18 | 85 | F25 |
| 32" | DN800 | 672 | 591 | 190 | 63.35 | 950 | 24-M30 | 300 | 254 | 8-18 | - | 2-18 | 95 | F25 |
| 36" | DN900 | 720 | 656 | 203 | 74.7 | 1050 | 28-M33 | 300 | 254 | 8-18 | - | 2-20 | 118 | F25 |
| 40" | DN1000 | 800 | 721 | 216 | 84.7 | 1160 | 28M-33 | 300 | 254 | 8-18 | - | 2-22 | 118 | F25 |
| 48" | DN1200 | 941 | 864 | 276 | 104.7 | 1380 | 32-M26 | 350 | 298 | 8-22 | - | 2-28 | 154 | F30 |
ملاحظة:
- *يمكن أن تكون نهاية العمود بتوصيل Double D وخابور. ابتداءً من DN700 فما فوق، تكون نهاية العمود من النوع مزدوج الخابور.
- *يمكن أن تكون وصلة الفلنجة في الجدول أعلاه وفقاً لـ DIN2501 PN16 أو ASME B16.47-A 125/150LB أو BS4504 PN10/PN16 أو JIS 10K أو Table D أو Table E.
- *يمكن أن يكون الطول بين الوجهين لـ DN400 هو 85.7 مم أو 102 مم. بالنسبة لـ DN450 يمكن أن يكون 104 مم أو 114 مم.
طلب عرض سعر سريع
أرسل لنا رسالة إذا كان لديك أي سؤال أو تريد عرض سعر. سيرد عليك خبراؤنا خلال 12 ساعة ويساعدونك في اختيار المنتج المناسب.