Guangzhou Zhigao Freeze Equipment Co., Ltd.
Main products:Compressor,Refrigerant Gas,Air Cooler,A/C Tools,Filter Drier Series
Contact Us
  • Contact Person : Mr. Zhang Yingqiang
  • Company Name : Guangzhou Zhigao Freeze Equipment Co., Ltd.
  • Tel : 86-020-61276067
  • Fax : 86-020-61276168
  • Address : Guangdong,Guangzhou,YUEXIU AREA, HAIZHUBEI ROAD,NO.11-15, ZHUAT SPECIAL ZONE HOTEL 5F, ROOM 508
  • Country/Region : China
  • Zip : 510180

O-ring type diaphragm hand valve

O-ring type diaphragm hand valve
Product Detailed
1.Product name:O-ring type diaphragm hand valve. 2.Model:NB-1/2 and NB-5/8. 3.Applicable refrigerant:HCFC and HFC.

Product name:hand valve

·Model BM diaphragm hand valve is amanually-operated shutoff valve, which is applicable to one direction flow.·Model BM diaphragm hand valve is used on the liquid, air suction or hot vapor piping of a freezer, cold store and airconditioning unit 

Features;·Equipped with two pieces of stainless steel diaphragm to prevent the valve from leakage within its service life.·Nylon valve core is used and the valve could be closed with minimum torque.·It is easy to operate and just turn one circle to make the valve full open or full close. 

Technical Parameters;

Applicable RefrigerantHCFC and HFCScope of Operating Pressure-0.1MPa~2.1MPa
Applicable Medium Temperature-25°C~+100°CAir-tight Test Pressure3.0MPa
Max. Operating Pressure2.5MPaWithstand Test Pressure4.5MPa


NB-1/21/2 O-Ring1.30
NB-5/85/8 O-Ring1.80

Ovrrall Dimension

ModelABCØdØDE(F)ØGHØISThread Meight(g)

O-ring type diaphragm hand valve

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