Flameless Quench Device, or Flameless Venting Device. Product execution standards GB/T15605 Dust explosion pressure venting guide. EN16009 Flameless explosion venting devices.
Parameters of Flameless Venting
Function Parameter
Model FEVDS135 Flameless Quench Device
Static activation pressure Relevant to the selection of the venting element.
Default valve is 0.01MPa�±25%.
Maximum reduced explosion overpressure Pred,max 0.0451MPa
Venting efficiency 66%
Flameless performance No sparks or flame
Reusable No reusable
Optional accessories Back pressure support, explosion venting detector.
Consumables Explosion venting membrane (venting or rapture panel).
Applications of Flameless Venting
Oxygen content is not higher than that in air (21%);
Working pressure is not higher than one atmospheric pressure (0.1 MPa).
It is usually used together with explosion venting device.
The flameless vent device is used to compose the anti-explosive system.
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Buyer: Motors, carbon steel
Yaosen marine industrial equipment co., ltd. Is a professional company specialized in manufacturing marine fan, marine axial flow fan, marine centrifugal fan, marine explosion-proof fan, industrial fan, industrial axail fan, industrial centrifugal fan, pipe accessories, marine radiator, marine mushroom vent head, gooseneck ventilator, louver and other ventilation equipments. Our company has strong technical force, advanced manufacturing technique, high specialization level, complete product series, rich experience in manufacture and perfect detection methods, which enable our products to satisfy all customers needs. Our company has been granted the certificate of iso 9001:2000 quality management system. We organize production and product detection in accordance with national standards and marine standards, such as "gb11864 marine axial-flow fan" "gb11865 marine centrifugal fan" "gb11799 marine explosion-proof centrifugal fan" "gb11800 marine explosion-proof axial flow fan" etc. The products have been approved by china classification society (ccs) and they conform to the related standards and requirements of germanischer lloyd (gl), bureau veritas (bv), american bureau of shipping (abs), det norske veritas (dnv), nippon kaiji kyokai (nk) and lloyds register of shipping (lr). All of them can fulfill the different demands of customers. There are more than 50 sorts of marine or navy centrifugal and axial-flow fans and explosion-proof fans that we can produce. More than 160 specifications have been certified by experts to be up to domestic advanced level and the requirement of unrestricted navigating area by ccs. Our products have characteristics of high efficiency, low noise an stable running, which are therefore widely applied in air change of all marine or naval ships as well as other appropriate occasions.
Supplier: Flexible air duct, explosive proof duct, anti-static air duct, thermal insulation duct, insulated vent duct, tunnel and mining duct, HVAC duct, aircraft conditioner duct, acoustic duct air hose, air filter, rubber hose, epdm rubber, explosive fan, ventilation fan, mist fan, portable air blower, copperpipes for HVAC, pipe fitting, garden hose, fuel filer, oil filer, coolant filter, cabin filter
Services: Wholesale business
Product features: 1, internal and external screw steel wire fixed, so that the insulation material is evenly coated on the inner tube; hose bending, will not cause the thermal insulation cotton bag and cracking phenomenon. 2, hose, cotton insulation, plastic outer hose to achieve the best effect of heat preservation all blend into one harmonious whole. 3, inner and outer spiral wire support, improve the strength of the hose; hose bending, creasing uniform and beautiful. Scope of application: the central air conditioning and ventilation system includes humid environment, slightly corrosive environment (such as marine climate) and complex installation environment (in favor of finished product protection). Product features: the mechanism of the integration of the winding jacket, no longitudinal joints, thermal insulation, jacket without cracking, glass fiber filament winding to strengthen, prevent tearing. Range of specifications (diameter): 52 ~ phi phi 559mm Temperature range: -30 ~ +140 Maximum air flow rate: 30m/s Maximum working pressure: 3000pa Bending radius: 0.54*d+25mm Centrifugal glass wool thickness: 25mm Centrifugal glass wool density: 20 ~ 24kg/m3 Fire performance: b1 level (hard to burn)
PVC lay-flat tunnel and mining duct - made of strong biaxial polyester. Using double skin coated craft to stick the PVC fabric with high temperature. - high tensile, shockproof PVC lay-flat tunnel and mining duct Our tunnel and mining duct is suitable for high power strong ventilation fan which has been used in digging and coal mines with high gas content. Description - made of strong biaxial polyester. Using double skin coated craft to stick the PVC fabric with high temperature. - high tensile, shockproof, water proof, uninflammable, anti-static, hot and cold resistant, acid and alkali-resistant, and structure-stability. It is not water swellable fabric. -It is characterized by its fire resistant, oleic acid proof. -Layflat and light weight for easy use and installation. Fold and pack for easy transportation and storage. -Eyelet ends with sealing flag inside to prevent air leaking and easy connection of each single duct. -With hanging fin with eyelet welded on the back, it can hang on the wall easily. -Size: Any diameter is available for the layflat mining duct. Custom size are available upon request. standard length: 5m,10m,15m,20m. - we have made different thickness, diameter and length mining ducts according to the rigidity of the rock and coal seam. - Less cost of will be needed for the initial investment of mining duct. It can be used several times. With its high performance cost ratio, the total cost will be lower. Additional Information -OEM Service is available, we have the experienced R&D team. -Color: Yellow -Packing: Pallet packing. -Payment terms: 50% as deposit, the rest 50% should be paid off before shipment. -MOQ: 100 PCS. We also accept small test orders. Application Our tunnel and mining duct is suitable for high power strong ventilation fan which has been used in digging and coal mines with high gas content. In order to improve the ventilation facilities and ensure the safety of production. It is one of the most effective measurements to reduce manufacturing cost and enhance work efficiency.
1.Orange pvc duct 2. Negative pressure, pitch 5 cm 3. Water and fire proof 4. Custom sizes are available Negative pressure ship buliding exhaust flexible air duct Product description 1. Material: orange pvc, specially made for negative pressure ducts. 2. Structure:supported by helix steel wire The steel wire is wrapped by black rubber strip, which is wear-and-tear proof. 3. Both ends with metal rings. Each single ducts can be connected together very easily. 4. Wire pitch: 5cm. Can endure at least 8000 pa. 5. Size: 130mm x 5m Standard diameter:100mm-1500mm, Standard length: 5m, 10m. Custom size are available upon request. Packaging & shipping Packing: 1pc/ctn, netural carton packing. Inside will have a plastic bag for protection Shipping ways: by sea, by air, by express Shipping terms: ex-work, fob, c&f, cif, ddu, ddp... Application Negative pressure is mainly used of air exhaust and air suction. With 6cm pitch, the duct can stay on its own and will not collapse. When connecting with the ventilation equipment, it will not draw back. 1. Air exhaust, air suction 2. Mainly connecting with the ventilation fans, used to exhaust the poisonous gas, flammable and explosive gas, welding gas, fume, heat air, dust... 3. To creat a better environment for the workers. 4. Maindly used in shipping building, warehouse, underground, coal mine, fire fighting... Our services 1. We can offer small testing samples 2. Oem serivice is available 3. Product warranty is 1 year
100% polyester inherent fire resistant fabric air conditioner duct sos duct hose Means of Transport:Ocean,Land,Air Packing : carton box Type : SOS duct Pattern : Yarm Dyed Style : Plain Feature : Anti static,blackout,flame ... Place of origin : China Production Capacity : 1000000 Delivery Date : 17 days Bland : Chuangxing Material : 100%polyester Density : 140*30 Supply : make to order Color : White ,orange,red,black,gre
It is made of fire-resistant pvc fabric, temperature range -20-80 Ventilator shell: made of hot-dipped galvanized sheet which has spray painted Description -it is made of fire-resistant pvc fabric, temperature range -20-80â°c. -with the support of helix steel wire and black rubber strip, it is wear-and-tear proof. -it is characterized by its fire resistant, oleic acid proof. -flexible and light weight for easy use and installation. Rolls up for easy transportation and storage. -size: 300mm x 2m. Custom size are available upon request. Standard diameter:120mm-1500mm, standard length: 5m, 10m Portable ventilatior has been used to exhaust and supply flesh air into remote or deep operating zone, confined space construction and other bad air environment. Material 1. Ventilator shell: made of hot-dipped galvanized sheet which has spray painted automobile coating on its surface 2. Impeller: made of aluminum casting alloy. 3. Fan guard: dusting, zinc coating 4. Switch: press or push button. 5. Integrated plastic handle for easy carrying. 6. Motor: it is wrap around with international standard copper wire 7. With radiating rib aluminum casting integrated motor shell. Application of the flexible duct connected with portable ventilator Manhole , tunnel and tank Ship building , under-ground project
1. Color: orange, yellow, red, white, black 2. Available sizes: 4"-60" 3. Custom sizes are upon requests. Pvc flexible duct is made to supply and exhaust hot air for the confined spaces. Description -it is made of fire-resistant pvc fabric, temperature range -20-80�c. -with the support of helix steel wire and black rubber strip, it is wear-and-tear proof. -it is characterized by its fire resistant, oleic acid proof. -flexible and light weight for easy use and installation. Rolls up for easy transportation and storage. -size: custom size are available upon request. Standard diameter:100mm-1500mm, standard length: 5m, 10m Additional information -oem service is available, we have the experienced r&d team. -color: yellow, orange, green, red�?� -packing: neutral carton packing. -payment terms: 50% as deposit, the rest 50% should be paid off before shipment. -moq: 100 pcs. We also accept small test orders. Application -avoid of any oxygen shortage accidents in the restricted air supply spots during municipal sewer servicing, underground cable maintenance, tunneling and subsurface repairing. Or exhaust the remaining hazardous gas and flammable explosive gas. -to supply fresh air into large-diameter steel pipe, container, fermenter, granary which are poorly ventilated. - to supply fresh air to the poorly ventilated spaces such as ship's hold, crypt, storeroom, freezer and refrigerated container. - exhaust the welding waste gas, fume, hazardous gas, dust and hot air causing by ship building and maintenance and manufacturing production in bad air environment. Create a comfortable working condition.