The n'ibu Njirimara nkeforgingsdị elu karịa ndị emepụtara na hama. Nrụpụta dị elu; Ọnwụ ígwè dị obere; Hamaịgha ụghaanwụ bụ akụkụ abụọ nke elu na nke ala anwụ, igwe kwụ ọtọ bụ ntụmadị na ọkara abụọ nke ihe mejupụtara ngụkọta nke akụkụ atọ nke nkuku, ya mere ọ ga-ekwe omume ịkpụ hama.ịgha ụghaenweghị ike nrụpụta; Ogo ziri ezi, elu dị larịị.

Isi ihe nkeforgingsimewe nke kehoraizin pịaanwụ akpara: Forgingsna iwe mgbe ekwesịghị igbochi concave akụkụ nke forging anwụ nkewa; Inwe mkpọda; Nwee akụkụ okirikiri; Iji zere ịgha ụgha na akụkụ ogologo nke akụkụ olu, ọ na-egbochi mgbaba ígwè; Iji zere n'etiti concave na ọdụ taper; Akụkụ ogwe osisi flange, mgbe ogologo ya hà nhata na dayameta nke oge 10-12, flange enweghị ike ịdị ukwuu karịa olu nke ogwe; Mgbidi mgbidi nke perforated forgings ekwesịghị ịbụ ihe na-erughị 0,15 ugboro dayameta.