Morsa oil & gas made an early layout in upsetting and forging of integral pup joints. We are equipped with a variety of mold, with 2 "- 4" pup joints upsetting capacity. Our usual stock material are 63.5x10, 89x12.5, 95x15,146x28,127x25 and other specifications. The material number is 4130, 4140 or other materials, and the production capacity reaches 500 tons / month.