Carbon Steel HC HQ Drilling Core Barrel Drill Tubes 5.6 mm Thickness Application: Our company’s Wire line drill rods are manufactured from the best quality heat-treated seamless steel tubes (30CrMnSiA or XJY850). Ultimate tensile strength, yield strength, high precision and goomore...
We are offering drill pipe. The drill pipe connects the rig surface equipment with the bottom hole assembly and the bit, both to pump drilling fluid to the bit and to be able to raise, lower and rotate the bottom hole assembly and bit. Vista valley production standard -api spec 5more...
