Hebei Qiaoda Environmental Protection Technology Co., Ltd.
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Flange Connection Stainless Steel Electric Actuator Ventilation Butterfly Valve
Custom Flange Ventilation Butterfly Valve
1. Introduction
Butterfly valve is a simple structure of the regulating valve, but also can be used for low-pressure pipeline media switching control. Ventilation butterfly valve is a kind of non-closed type butterfly valve. Main products: large ventilation butterfly valve, electric ventilation butterfly valve, leakage rate of 0, explosion-proof ventilation butterfly valve.
2. Classification
According to the drive
(1)Electric butterfly valve
(2)Pneumatic butterfly valve
(3)Pneumatic butterfly valve
(4)Electro-hydraulic butterfly valve
According to the structure
(1)Center-sealed butterfly valve
(2)Single eccentric seal butterfly valve
(3)Double eccentric seal butterfly valve
(4)Three eccentric seal butterfly valve
According to the material
(1)Soft seal butterfly valve
a. Sealing vice by non-metallic soft material to non-metallic soft material composition.
b. Seal vice by metal hard material to non-metallic soft material composition.
(2) Metal hard seal butterfly valve. The sealing vice is composed of metal hard material to metal hard material.
3. Parameter
| Product name | Ventilation butterfly valve | Product brand | QiaoDa | ||||||||||
| Product classification | Flue valve | Nominal pressure | Atmospheric pressure | ||||||||||
| Product material | Carbon steel or stainless steel | Product size | According to the drawing | ||||||||||
| Product caliber | DN300-2000 | Product weight | According to the drawing | ||||||||||
| Model number | diameter | 0 | D | D. | B | L | t | d | d | Bolt hole number (n) | |||
| (mm) | |||||||||||||
| D04101 | 100 | 195 | 100 | 160 | 80 | 177 | 14 | φ15 | 14 | 4 | |||
| DD4102 | 150 | 250 | 150 | 215 | 238 | 17×17 | |||||||
| D04103 | 200 | 305 | 200 | 270 | 270 | 16 | 8 | ||||||
| D04104 | 250 | 365 | 260 | 330 | 90 | 300 | 12 | ||||||
| D04105 | 300 | 430 | 310 | 385 | 180 | 342 | 18 | ||||||
| DD4106 | 350 | 480 | 360 | 435 | 367 | ||||||||
| DD4107 | 400 | 535 | 410 | 490 | 392 | 20 | 18 | ||||||
| D04108 | 450 | 585 | 460 | 540 | 417 | ||||||||
| DD4109 | 500 | 645 | 520 | 600 | 447 | ||||||||
| 00410 | 600 | 745 | 620 | 700 | 497 | 16 | |||||||
| D04111 | 700 | 850 | 710 | 800 | 260 | 570 | 22 | 32×32 | |||||
| DD4112 | 800 | 950 | 810 | 900 | 620 | 20 | |||||||
| 004113 | 900 | 1050 | 910 | 1000 | 670 | ||||||||
| D04114 | 1000 | 1150 | 1010 | 1100 | 720 | 22 | |||||||
| DD4115 | 1100 | 1250 | 110 | 1200 | 300 | 790 | 24 | ||||||
| DD4116 | 1200 | 1350 | 1210 | 1300 | 840 | ||||||||
| DD4117 | 1300 | 1450 | 1310 | 1400 | 890 | 24 28 | |||||||
| DD4118 | 1400 | 1550 | 1410 | 1500 | 940 | ||||||||
