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Basic product information:
Product name
Good Quality Handwheel Stop/Manual Shut-off  check Valve (ammonia/Freon system)
Nominal pressure
4.0Mpa
Test pressure
6.0Mpa
Temperature arrangement
below 50 degree ~above 150 degree
Suitable medium :
Ammonia ,Fluoride
Size (inch)
3/4 1 1-1/4 1-1/2 2 2-1/2 3 4 5 6 7
DN(diamemter)
 DN32 DN40 DN50 DN65 DN80 DN100 DN125Â
Company information We are specialized in refrigeration valve,like ammonia valve ,Bitzer/carrier/copeland compressor service valve since 2011 ,Passed CE,ISO9001 certificate . Goods export to Chile ,Vietnam,Mexico and Iran etc. countries. 
Frequently Asked Question
1.What is you MOQ ?
20PCS
2.Are you factory ?
Yes, we are a factory .
3.How about your delivery time?
 Lots of in store,or about 15 working days.
4.Is there any discount ?
 Certainly,different quantity with different discount.
5.Shipment
 By sea or  By air
6.Payment
T/TÂ L/CÂ Western Union.
Other refrigeration valve as follow:
Application :
The valve is called Good Quality Handwheel Stop/Manual Shut-off  check Valve (ammonia/Freon system).which is used for ammonia cold room pipe and refrigeration equipment, Which control the flow of ammonia by operate the hand wheel of valve.Â
Good Quality Handwheel Stop/Manual Shut-off Check Valve (ammonia/Freon system)
Model NO.: stop check valve
Export Country: Chile,Bolivia,Mexico,Vietnam etc.
Weight: 3.87kg/PCS
Connection Way: Butt Welding
Test Pressure: 6.0MPa
Trademark: Dofun
Transport Package: Carton/ Wooden Carton/Pallet
Specification: cast steel
Origin: China
HS Code: 8481804090