GFQ-II All Weather Explosion-proof Breathing Valve
Product overview
Product model: GFQ-II
Nominal diameter: DN25mm
Main material: cast steel, stainless steel, aluminum alloy
Connection type: flange
Applicable temperature: 200℃
GFQ-II All Weather Explosion-proof Breathing Valve main purpose
GFQ-II All Weather Explosion-proof Breathing Valve produced and sold by Baigang valve group for the installation of crude oil, gasoline, kerosene, light diesel oil, aromatics and other fixed top-type storage tank on the main safety equipment is from the evaporation loss and protection When the tank overpressure or vacuum Protect from destruction. This valve is usually used with flame arrester.
GFQ-II All Weather Explosion-proof Breathing Valve main features
the valve with ventilation, sealing performance, leakage, corrosion resistance and other characteristics.
GFQ-II All Weather Explosion-proof Breathing Valve main shape and flange connection size
| specification | Weight (Kg Taiwan) | Installation size (mm) | ||||
| D1 | D1 | L | H | n × Φ | ||
| DN50 | 6.5 | Φ110 | Φ140 | 160 | 255 | 4 × 14 |
| DN80 | 9.8 | Φ150 | Φ185 | 213 | 260 | 4 × 18 |
| DN100 | 12 | Φ170 | Φ205 | 265 | 290 | 4 × 18 |
| DN150 | 21 | Φ225 | Φ260 | 305 | 330 | 8 × 18 |
| DN200 | 31 | Φ280 | Φ315 | 355 | 350 | 8 × 18 |
| DN250 | 35 | Φ335 | Φ370 | 420 | 400 | 12 × 18 |
Note: Connecting flange in line with JB78-59 "cast iron flange" requirement.
Reminder:
All text, data and pictures in this article are for reference only.To see more details of the GFQ-II All Weather Explosion-proof Breathing Valve performance parameters, structural dimension parameters, pricing, etc., or to request high quality printing samples, please Contact us.
Headquarters Tel: +86-021-57278880
Sales Tel: +86-021-57278881
Fax: +86-021-57278882
E-mail: baigangvalve@163.com
Site: m.jhcq.com.cn
Add: Tinglin Industrial Park, Jinshan District, Shanghai
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