Enwere ọtụtụ ụdị okwuchi windo.N'afọ ndị na-adịbeghị anya, na-ewu ewu nke ụlọ nchara, ojiji nke ihe owuwu ihe nchara ejirila nwayọọ nwayọọ mụbaa.Ihe kpatara ihe mkpuchi igwe nwere ike iji dochie ụdị ngwaahịa ndị ọzọ wee jiri nwayọọ nwayọọ banye n'ahịa bụ n'ihi uru nke ya:

1. Mechanized mmepụta, dochie usoro ịgbado ọkụ ọdịnala, na-anabata usoro mgbakọ.

2. Ọrụ siri ike, na-ejikọta ọtụtụ ọrụ, nchekwa ike na nchebe gburugburu ebe obibi.

3. Dị mfe na ọdịdị, ejiji na mara mma.

4. N'iji teknụzụ ịgba agba dị elu, agba dị ọgaranya, ọ dịghị mgbe ọ ga-ada mbà, dị nro na eke.

5. Inogide na mmezi-free afọ niile.Ihe owuwu ígwè ahụ nwere otu ụkpụrụ, dị nso na ahụ isotropic homogeneous.Arụ ọrụ n'ezie nke nchara ígwè na-adabere na ngụkọ usoro ihe omume ugbu a, na ntụkwasị obi dị elu.

6. Ike dị elu na ịdị arọ dị arọ.Steel nwere ike dị elu yana modul na-agbanwe dị elu, yabụ ndị otu nhazi nchara dị obere na ìhè.N'okpuru otu ọnọdụ nrụgide ahụ, ịdị arọ nke onwe nke ígwè dị ntakịrị, n'ihi ya, enwere ike ịmepụta nnukwu ihe owuwu.N'ihi obere akụkụ, ọ dịkwa mfe ịwụnye na ibufe.

7. Ezi plasticity na ike.Ihe owuwu ígwè ahụ nwere ezigbo plasticity na ike siri ike, dabara adaba maka inwe mmetụta na ibu dị ike, ma nwee ezigbo ọrụ seismic.

8. O nwere weldability.Weldability na-ezo aka n'ikike nke ígwè iji nọgide na-eguzosi ike n'ezi ihe nke weldment na-enweghị mgbawa n'oge na mgbe ịgbado ọkụ.Site na mmepe nke teknụzụ ịgbado ọkụ na nnabata nke ihe owuwu welded, njikọ nke ụlọ nchara na-adị mfe nke ukwuu.

9.Facilitate mechanized nrụpụta.Ihe owuwu ígwè ahụ na-anabata profaịlụ njikọ na efere ígwè na ụlọ ọrụ mmepụta ihe, nke dị mma maka ịmepụta mechanized, nrụpụta mmepụta dị elu, ọsọ ọsọ ọsọ, nhazi dị elu nke ngwaahịa emechara, na nkwenye dị mfe.