Hanweis supplies petroleum aluminum for the production of drill bits, weighted drill pipes, couplings and other components. It is widely used in petroleum transportation, cementing equipment, oil drilling and other fields, with high resistance to extrusion and high corrosion resistance. High connection strength, high product dimensional accuracy, good corrosion resistance, stable performance, good surface quality, strong market competitiveness, fully meet the national and user agreement standards, has become a qualified supplier of internationally renowned companies, and currently exports to foreign markets.