Specifications

Arrow Type Check Valve used to be installed between drill stem and bit to prevent drilling fluid back flow from the bottom.

                                            Arrow Type Check Valve

 

Product Explanation:

 

Arrow Type Check Valve used to be installed between drill stem and bit to prevent drilling fluid backflow from the bottom. The body is a crossover sub in which the other parts are installed. When backflow occurring, the Arrow will press to valve seat so that the fluid can not flow upwards through the valve. When Arrow falls on the down seat, the circulating of drilling fluid can flow through the valve without pressure loss.

Product types and specifications: