The ojiji nke elu ugboro kpo oku

1. ọgwụgwọ okpomọkụ: mpaghara ma ọ bụ n’ozuzu quenching, annealing, tempering na diathermy nke dị iche iche ọla;

2. Na-ekpo ọkụ na-akpụ: dum mpempe forging, ele mmadụ anya n’ihu forging, na-ekpo ọkụ na-ewe iwe, na-ekpo ọkụ mpịakọta;

3. Welding: brazing nke dị iche iche metal ngwaahịa, ịgbado ọkụ nke dị iche iche ngwá ọrụ agụba, saw agụba, ịgbado ọkụ nke ígwè ọkpọkọ, ọla kọpa ọkpọkọ, welding nke otu na dissimilar ọla;

4. Metal smelting: (vacuum) agbaze, nkedo na mkpuchi evaporative nke ọla edo, ọlaọcha, ọla kọpa, ígwè, aluminom na ọla ndị ọzọ;

1. Ngwa ndị ọzọ nke igwe kpo oku dị elu: semiconductor otu kristal uto, okpomoku na-adakọ, karama ọnụ okpomoku akara, ncha nha nha akpụkpọ ahụ, mkpuchi ntụ ntụ, plastic implantation plastic.