HV SERIES SHUT-OFF SUCTION CONTROL HAND VALVE   Product Description 1) Equipped with two pieces of stainless steel diaphragm to prevent the  valve from leakage within its service life 2) Nylon valve core is used and the valve could be closed with minimum torque 3) It is easy to operate and just turn one circle to make the valve full open or full close Product Pictures   Technology 1) Applicable Refrigerant                        HCFC,HFC  2) Applicable Medium Temperature     -25°C ~ +100 °C   3) Max.Operationg Pressure                   2.5MPa 4) Scope of Operationg Pressure            -0.1MPa ~ 2.1MPa 5) Air-tight Test Pressure                         3.0MPa 6) Withstand Test Pressure                     4.5MPa   Certifications   Packaging & Shipping   Company Information  LONG TERM IS ONE OF THE LEADING COMPANY SPECIALIZED IN HVAC AND LOW VOLTAGE AREA. WITH OUR PROFESSIONAL TEAM, WE HAVE DEVELOPED VARIES SERIES OF PRODUCT COMPLIED WITH ISO AND INTERNATIONAL STANDARD (UPC,NSF,UL). OUR PRINCIPLE IS: QUALITY ENSURES SURVIVAL. WITH TIME GOES BY, OUR PRODUCT IS POPULAR ALL OVER THE WORLD. FURTHERMORE, WE HAVE ALREADY SET UP SOLE AGENT IN MANY COUNTRIES IN ORDER TO BETTER MEET CUSTOMERS' RAPID CHANGING REQUIREMENTS.

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