Shanghai, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Industrial Equipment & Components
Main Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
Terms of Payment:
T/T, Western Union
Average Lead Time:
Peak season lead time: one month
Off season lead time: within 15 workday
OEM/ODM Availability:
OEM/ODM Service
Sample Available

Valve, Safety Valve, Screw Type Safety Valve manufacturer / supplier in China, offering A21 Welding/ Screw Type Safety Valve (A21), Electric Segemnted Ball Valve, Pneumatic Segemnted Ball Valve and so on.

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Supplier Homepage Products Safety Valve A21 Welding/ Screw Type Safety Valve (A21)

A21 Welding/ Screw Type Safety Valve (A21)

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $5-100/ Piece
Production Capacity: 10000/Month
Transport Package: Plywood Case
Payment Terms: T/T
Connection: Welding
Pressure: 150lb-1500lb
Valve: Safety Valve
Size: 1/2′-4"
Suitable Medium: Air, Liquid
Work Temperature: Less Than 200deg.C

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Basic Info

Model NO.: A21
Trademark: YI CHEN
Specification: CE API ISO
Origin: China
HS Code: 8481804090

Product Description


A21 Welding/ Screw Type Safety Valve (A21)
A21 Welding/ Screw Type Safety Valve (A21)

YI CHEN  A21 welding/ screw type safety valve



1.Threaded type of pressure relief valve 
3.Without lever 
4.medium:water.petroleum gas 

1.Size:1/2"~3"  we can design and paint for you as your request.

2.Pressure class:150lb~2500lb

3.Standard:API,JB,GB,DIN etc. or according to your  requirements.

4. Painting and Brand: We can weld your logo and painting as you request.

5.The main Material: cast steel, carbon steel and stainless steel etc. we can do according to your requirements


6.The main Specification:

A21 Welding/ Screw Type Safety Valve (A21)

    • FAQ
    • 1.Q: What is your main market?
    • A: Our main market is North America, South America, Eastern Europe, Southeast Asia, Africa, Mid East, Eastern Asia, Western Europe.
    • 2.Q: Are there products standard?
    • A: Our model is standard, if you have specific demand, pls tell us.
    • 3.Q: Do you have interest to do our own design items?
    •  A: Absolutely! It's our pleasure.
    Our Services

    1)Our advantage:


     We are the manufacturer with almost 20 years experience on valves. Best price,quality and service, Also we can control the production status. Shanghai YI CHEN team with strong ability in designing and after sell service. Cooperation with Carrier has improved our quality to a new level.



    2)Terms of payment: T/T, L/C, Western union.


    3)Shipment: average 20-25days after receiving deposit.


    4)Delivery:  Shanghai/Ningbo ,by sea or air.


    5)Gurantee: One year since delivery.


    6)Inspection: 100% testing for all the valves.


    7) All kinds of CERTIFICATE OF ORIGIN.



    Welcome to choose SHANG HAI YI CHEN , we are always ready!

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