ZFQ-1 explosion-proof fire stop breathing valve

ZFQ-1 explosion-proof fire stop breathing valve
  • sell:021-32051999
  • sell:021-32050777
  • fax:021-66099555

Details

  • Product Introduction
  • Service Promise
  • Ordering Process

ZFQ-1 explosion-proof and flame-retardant breathing valve This product integrates flame arrester and breathing valve. Its novel structure is the first one in China. It is a necessary new type of safety equipment for petrochemical storage tanks. Its greatest advantages are good fire resistance and breathing performance, light weight and convenient maintenance. This product is suitable for the storage of Class A oils with an internal point below 28 C and Class B oils with a flash point below 60 C, such as gasoline, benzine, kerosene, light diesel oil, engine oil, crude oil and other oils with the same properties. It works normally in the temperature environment of - 35 60 C.

Performance and characteristics

1. The shell is made of cast steel and aluminum alloy with good corrosion resistance.

2. The corrugated flame retardant layer is made of stainless steel with good fire resistance and good corrosion resistance.

3, simple structure, easy maintenance, safe and convenient.

Maintenance and maintenance

1. In order to use the breathing valve safely, the corrugated flame retardant layer should be removed regularly within 3-6 months and cleaned to ensure the smooth flow of each hole in the flame retardant layer, prevent blockage and ensure safe and normal use.

2. Check regularly whether the positive and negative valve discs of ventilation are flexible and the contact sealing surfaces of guide rods and discs are damaged. If damaged, replace them immediately.

3. When checking and maintaining the reinstallation, ensure that all the joints in the valve are tightly coordinated and the valve plate is flexible.

4. When new valve is activated, shock proof material should be installed before clearance valve disc, otherwise the breathing valve will fail.

Main technical parameters

A級正壓
355Pa 36毫米水柱
負(fù)壓
295Pa 30毫米水柱
B級正壓
980Pa 100毫米水柱
負(fù)壓
295Pa 30毫米水柱
C級正壓
1765Pa 180毫米水柱
負(fù)壓
295Pa 30毫米水柱
零部件材料
閥體材料
碳鋼WCB、不銹鋼304、316、鋁合金
正壓閥盤材料
不銹鋼304、316、鋁合金
負(fù)壓閥盤材料
不銹鋼304、316、四氟PTFE
環(huán)境溫度℃
-30~60
操作壓力 Pa
-295~98000 -30mmH2O~+10000mmH2O
主要外形連接尺寸
國標(biāo)法蘭連接外形尺寸: GB、JB
規(guī)格
安裝尺寸(mm)
D1
D
D3
H
M-h
DN50
110
140
160
255
4×12
DN100
170
205
235
480
4×16
DN150
225
260
295
547
8×16
DN200
280
315
355
658
8×16
DN250
335
370
420
705
12×16
美標(biāo)法蘭連接尺寸:ANSI、API、ASME 可供JIS標(biāo)準(zhǔn)
規(guī)格
安裝尺寸(mm)
D1
D
D3
H
M-h
2"
120.5
152
160
255
4×19
4"
190.5
229
265
290
8×19
6"
241.5
254
305
330
8×22
8"
298.5
343
355
350
8×22
10"
362
406
420
400
12×25

The best quality, first-class service Qigao creates more value for you!

"Qigao Valve" expects to continuously improve service quality and strive for excellence. "Sincere service" is the eternal theme of "Qigao". "Qigao" strictly followsIS09001-2000 Quality system certification requirements, strict quality control, responsibility to people, to ensure the healthy operation of production, sales and service. Strengthen communication with users and provide quality products to our customers with perfection and perfect service. Hereby our factory makes the following commitments:

Product Standards:

Products in strict accordance with ChinaGB、HG Standard and USAPISuch as standard design, manufacturing, acceptance. The hardness of the sealing surface meets the requirements of the state and the width exceeds the national standard.

pre-sale service:

Product introduction, technical exchange, non-standard product design, troubleshooting。

Sale service:

A trustworthy contract guarantees timely delivery and keeps in touch with customers. For special or duplicate products, our factory arranges technicians to use and troubleshoot the products for users.

After sales service:

1、"Qigao" brand product quality period is from the factory12In the month, the implementation of the "three guarantees" service (return, replacement, warranty).

2、During the use of our products, our factory regularly organizes technical and quality inspection personnel to visit and consult users for feedback on product quality, usage status and improvement opinions, so as to further improve product quality.

3、Respond quickly to the quality of user complaints, after-sales service personnel rushed to the scene in 24-36 hours (48 hours outside the province).

4、For after-sales service, users are required to fill out the quality feedback information form after the service and make an appraisal opinion in order to improve the service quality of Qigao.

1、If the customer has special requirements for the product, the following instructions must be provided in the order contract.:

a、Structure length;

b、Connection Type;

c、Nominal diameter, full diameter, reduced diameter, pipe size;

d、Operating medium and temperature, pressure range;

e、Tests, inspection standards and other requirements

2、The factory can configure various types of driving devices according to customer's specific requirements.。

3、If the type and model of the valve are determined by the customer, the customer shall correctly state the meaning and requirements of the model and sign the contract under the condition that the supplier and the buyer understand each other.

4、For futures and order customers, please call us in advance to tell the required valve model, specification, quantity, delivery time and location, and timely transfer to the factory account according to the total 30% deposit or full payment. The rest of the payment is pending. Import before shipment to arrange delivery in time.

 

Order Process:

1、Customer purchase list fax to021-33872143,Or call us 021-33872141

2、Receive customer purchase list, provide valve model selection and quotation (price list)。

3、Specific agreement: delivery date, special requirements, etc.。

download Google:

1、If the customer has special requirements for the product, the following instructions must be provided in the order contract.:

a、Structure length;

b、Connection Type;

c、Nominal diameter, full diameter, reduced diameter, pipe size;

d、Operating medium and temperature, pressure range;

e、Tests, inspection standards and other requirements

2、The factory can configure various types of driving devices according to customer's specific requirements.。

3、If the type and model of the valve are determined by the customer, the customer shall correctly state the meaning and requirements of the model and sign the contract under the condition that the supplier and the buyer understand each other.

4、For futures and order customers, please call us first to tell the required valve model, specifications, quantity, delivery time and location, and press the total30%The deposit or full payment will be remitted to our factory account in time., The rest of the payment will be remitted before shipment to arrange delivery in time.。

Sale service:

Trustworthy contract, guarantee timely delivery, keep in touch with customers at any time。

For special or duplicate products, our factory arranges technicians to use and troubleshoot the products for users.

After sales service:

1、"Qigao" product quality period is from the factory12Month, practiceThree packsService (return, replacement, warranty)。

2、During the use of our products, our factory regularly organizes technical and quality inspection personnel to visit and consult users for feedback on product quality, usage status and improvement opinions.,
In order to further improve product quality。

3、Respond quickly to the quality of user complaints, after-sales service personnel24-36Hours (outside the province48Hour) rushed to the scene。

4、For after-sales service, the user is required to fill out the quality feedback information form after the service and make an appraisal opinion in order to improve the service quality of “Qigao”.。

statement

  1. All text, data and pictures in this article are for reference only.ZFQ-1 explosion-proof fire stop breathing valvePlease contact us at 4000-700-665 for details of performance, size and price.
  2. If there is no explanation, this article is original, reprint, please indicate the address of this article, thank you for your cooperation!