00229
57 mm 65 mm 75 mm 86 mm 105 mm 121 mm 159mm Drill Pipe Joint Thread Connection
My company production of conections, connector products, uses high quality low carbon steel as eaw material, molded under high pressure in vacuum, with high mechanical properties.Mainly divided into geological drill pipe joints, anchor drill pipe connector,and handheld gas dynamic drill joint and different kinds of drill pipe diameter joint and core casing diameter joint,series products.
Tool joints quality control:
1.Before order to be confirmed, the raw material of drill pipe and tool joint body should bebooked from famous big steel enterprises in China.
2.Tool joint of checked by our QC staff and factory own laboratory.
3.Every tool joint has nondestructive inspection , cleaned and breach oil before packing
4.Tool joint before deliver clients could send one QC or point the third party to check the quality such SGS, BV or others.
