... class:AA,BB,CC,DD,EE,FF PR1~PR2 Model:WellheadMaterial:AA,BB,CC,DD,EE,FFPressure:2000~20000PSIClass: ... Drill Thru EquipmentAbout this product:Wellhead equipment and oil tree is an important oil and gas mining equipment, from ... the casing head, tubing head, oil (gas) tree consists of three parts, used to connect casing string, tubing ... MEDIAOil, gas, mud, etc API 6A wellhead christmas tree