10-02/2025
API type rod pump strictly follows the API Spec 11AX standard of the American Petroleum Institute, from the size specification of the plunger diameter of 1.0625-3.75 inches to the structural requirements of the X-type thin-walled pump cylinder, there is a clear technical definition. As an API 11AX certified company, Tieling Dongsheng's API type rod pump can be directly connected to the procurement standards of large oil fields such as PetroChina and Sinopec.











