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 ịkụnye hama.ịgha ụghaenweghị ike nrụpụta;Nha 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.