Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off

Product Details
Customization: Available
Media: Ammonia, Fluorine, Propane, Propylene, etc
Temperature: -50c to +120c
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Type of Ownership
Limited Company
Management System Certification
ISO 9001
  • Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off
  • Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off
  • Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off
  • Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off
  • Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off
  • Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off
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  • Overview
  • Product Description
  • Parameter table
  • Our Advantages
  • FAQ
  • After Sales Service
Overview

Basic Info.

Model NO.
DM-QDF-05
Actuator
Manual
Material
Carbon Steel
Structure
Angle Type Globe Valve
Application
Refrigeration Valve
Standard
DIN, GB, ANSI
Nominal Pressure
2.8MPa
Test Pressure
4.2MPa
Transport Package
Wooden Case
Specification
grey
Trademark
DM
Origin
Made in China
HS Code
8481804090
Production Capacity
5000000000pieces/Year

Product Description

Gas Powered Stop Valves,Normally Closed Type RACK

Product Description

Nominal pressure:
2.8MPa

Test pressure:
4.2MPa

Applicable temperature:
-50'c - +120'c

Applicable medium:
ammonis, fuorine. propaneeto
Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off


RACK is a normally closed but pneumatically open pilot valve. The refrigerant gas from the external high-pressure pipe that passes through the external interface component and AEVM-NC or NO electromagnetic pilot valve acts on the piston, thereby controlling the pneumatic regulating valve. The electromagnetic pilot valve is installed on the pneumatic valve cap.

The design of the pneumatic valve RACK is suitable for ammonia and other Freon refrigerants, used in low-temperature return steam pipes of liquid pump circulation and direct evaporation systems, hot gas defrosting, and applications where the normally closed valve needs to be automatically opened in a short period of time.

Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off
The pneumatic valve RACK can operate normally when the pressure difference ^P=0. The pneumatic valve must be installed horizontally, and the piston and pilot valve of the pneumatic valve must work vertically.

When the valve is closed, there is gas leakage from a small hole around the piston, but this only allows the pneumatic valve to close when the high-pressure gas flow is closed.

The position connection of high-pressure gas must be 1/4 "pipe with SW welding at the external interface.
  


 

Parameter table

Name Type Size (mm) kV Cv
DN ΦD Φd A H L L1
RAXK Two-step Pneumnatic stop valve RAXK 25 1" 25 34 25 65 190 190 125 9 10.5
RAXK 32 1 1/4" 32 42 32 70 215 245 170 16 19
RAXK 40 1 1/2" 40 48 40 70 215 245 170 30 35
RAXK 50 2" 50 60 50 70 220 255 180 40 47
RAXK 65 2 1/2" 65 76 65 85 245 295 220 75 88
RAXK 80 3" 80 89 80 95 265 330 250 140 164
RAXK 100 4" 100 108 100 125 300 415 330 200 234
  
 

Our Advantages

Zhejiang Damai Refrigeration Technology Co., Ltd is located in Shaoxin,Zhejiang.Damai is a company specializing in refrigeration and air conditioning equipment.Our main equipment is Cold room,Evaporator,Condenser,Condensing unit,Compressor,Cold room panel/door and so on.We have more than ten years of experience in the field of cold storage, with high-quality technology and professional product knowledge.We are able to provide consumers with professional and high-quality technical services.The quality of our products can be guaranteed.
Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off

 

Why choose our company ?
1.Because our company has CAC official .
2.We have a good one-year after-sales service.
3.We have over 20 years of sales experience. 
4.We have our own factory.
5.We will try our best to provide a professional response as soon as possible.


Product advantages
1.Quite operation.
2.Seamless connection.
3.Easy installation
4.Beautiful and elegant placement of circuit devices.
5.Using the best equipment.
6.Not easily damaged
Refrigeration Normally Closed Gas Powered Stop Valves of Cold Storage Room Shut off

FAQ

Q: Are you trading company or manufacturer? 
A: We are professional manufacturer specialized in orthopedic and sport products. And we trade our products with our clients directly.
Q: How many different types of products your company manufactures?A: Now we have more than 1,000 products. We have a strong advantage of OEM, just give us the actual products or your idea that you want, we will manufacture for you.
Q: What's your MOQ?
A: If we have the products in stock, it will be no MOQ. If we need to produce, we can discuss the MOQ according to customer's exact situation.
Q: Visting factory is allowed or not?
A: Yes, we welcome customers visiting our factory. Our factory is located Shaoxin city,Zhejiang province,China mainland.

After Sales Service

Pre-sales:
We provide assistance to our customers, provide valid information according to the requirements of our guests, answer questions, leave a professional impression, and lay the foundation for future sales.


Selling:
let our customers know more about our products, and enthusiastically answering questions for customers and providing customers with a pleasant buying experience.


After-sales:
After the products are sold, the professionals provide training services, check and maintain the products regularly, if there is problems for the quality,Will solve it for customers in time.

If you are interested in our products, please contact us as soon as possible.

 

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