product name API Hammer union for well drilling
Hammer Unions are suitable for standard and sour environment, ranging in size from 1"to 8"with cold working pressures from 1,000 psi to 20,000 psi. All unions have their own color signs for quick identification. The materials meet ASTM and AISI standards. Hammer Unions are available for Thread Butt Weld and Socket Weld. All DINLGI's Hammer Unions are interchangeable with WECO and FMC.
Hammer Union is forged by high strength alloy steel according to importing of international advanced technology. After strict heat treatment, the joint has the performance of well distributed structure and loading capacity.
So the union owns the better mechanical property seal ability and different pressure grade that is the best parts of drilling working at the oilfield. The material of union measure up to completely the American ASTM and AISI standards and the technique data of products can accord with the API 6Astandards.The connect of union may adopt the pipeline thread,oil pipe line,butter welding type and the pressure sealing end connection.
API Hammer union for well drilling