FQ Series Ball Check Valve
Brand SHUANGJIA
                    Certification
                                         
                                                        
Lead Time 45days
Guarantee Period 12months
Source of Supply Heilongjiang
Payment Method T/T L/C
Ball check valve is a wellhead inside blowout tool, in order to realize safety control in drilling operation. It can effectively solve the overflow, kick occur in trip process. Put it into the well with drill stem and control the mud back flow pressure automatically.
Product Parameters
| Model | OD mm(inch) | ID mm(inch) | Conn | Work Pressure (MPa) | 
| FQ165 | 165(6 1/2) | 71(2 13/16) | NC50 | 35-70 | 
| FQ127 | 127(5) | 57.2(2 1/4) | NC38 | 35-70 | 
| FQ120 | 120.7(4 3/4) | 57.2(2 1/4) | NC38 | 35-70 | 
| FQ105 | 105(4 9/64) | 50.8(2) | NC31 | 35-70 | 
How to order:
Sizes, working pressure, connections;
Please specify special requirements.
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