A na-ejikarị ingot ígwè eme nnukwu forgings n'efu na nnukwu alloy steel forgings, nke enwere ike kewaa n'ime nnukwu ingot na obere ingot dịka nkọwapụta nke ingot ígwè si dị. N'ozuzu, uka dị ukwuu karịa 2t ~ 2.5t, dayameta bụ karịa 500mm ~ 550mm ingot a na-akpọ nnukwu ingot, ọzọ bụ obere ingot.

Press forging ingot forging eji tupu okpomọkụ nke kpo oku ọkụ mgbe loading kewara n'ime oyi ingots (n'ozuzu maka ụlọ okpomọkụ) na-ekpo ọkụ ingot (n'ozuzu ukwuu karịa ụlọ okpomọkụ) n'ihi na oyi ingots na n'okpuru 500 ℃ kpo oku plastic bụ ogbenye, na kpụrụ site na ingot na crystallization usoro na ihe fọdụrụ nrụgide na okpomọkụ nrụgide direction, ọ bụrụ na ụdị ọ bụla ga-eme ka nrụgide anụ ahụ dị nro na-eme ka ọ bụrụ ihe mgbagwoju anya na-eme ka ọ bụrụ ihe mgbagwoju anya nke na-eme ka ọ bụrụ ihe mgbagwoju anya nke na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe mgbagwoju anya na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe mgbagwoju anya. mgbawa. Ya mere, na obere okpomọkụ ogbo nke oyi ingot kpo oku, loading okpomọkụ na kpo oku ọsọ kwesịrị oke.
Forging kpo oku buru ibu ingot na multi kpo oku nkọwa, n'ihi na ya nnukwu ngalaba size, na etiti nke tensile nrụgide dị nnọọ ukwuu, tinyere na ala ingot ike, ogbenye plasticity, ya mere na-eme ka nrụgide okpomọkụ dị mfe ịgbawa mgbe kpo oku, ya mere, ọkụ ọkụ ọkụ enweghị ike ịdị oke elu, ọkụ ọkụ kwesịrị ịdị nwayọọ nwayọọ. Dị ka ihe atụ, n'ihi na carbon structural ígwè na alloy structural ígwè, ọkụ okpomọkụ bụ n'ozuzu 350 ℃ ~ 850 ℃, ingot size bụ obere, ọkụ okpomọkụ bụ nnukwu, na mkpuchi. N'ihi na alloy ígwè, dị ka elu na-agba ígwè, elu chromium ígwè dị mfe ịgbawa mgbe kpụ ọkụ n'ọnụ, ọkụ okpomọkụ kwesịrị ịchịkwa na 400 ℃ ~ 650 ℃. Mgbe okpomọkụ dị elu karịa 850 ℃, ingot nwere ike ikpo ọkụ na ọsọ ọsọ, ma ọ bụghị ngwa ngwa, iji zere ihe omume nke forgings n'ime na n'èzí okpomọkụ dị iche bụ oke ibu. Dị ka ihe atụ, forgings nke carbon structural ígwè na alloy structural ígwè ekwe ka okpomọkụ dị iche n'etiti 50 ℃ na 100 ℃.
Mgbe ị na-ekpo ọkụ obere ígwè ingot, n'ihi na obere akụkụ ya, nrụgide fọdụrụnụ na nrụgide okpomọkụ nke ikpo ọkụ na-akpata adịghị oke, ọkụ ọkụ na-agba ọsọ nwere ike ịdị ngwa ngwa, ya mere, maka carbon cable steel na obere alloy steel ingot, a na-eji akụkụ nke nkọwapụta ọkụ ọkụ na-eme ihe na-emepụta ihe. N'ihi na obere elu-alloy ígwè ingot, n'ihi na nke ala okpomọkụ thermal conductivity bụ ogbenye, na nnukwu oyi ingot kpo oku, na-ejikwa multi-ogbo kpo oku nkọwa, forging blanks nwere ike arụnyere na 700 ℃ ~ 1000 ℃ okpomọkụ ọkụ.
Iji belata oge ikpo ọkụ ma chekwaa mmanụ ụgbọala, nnukwu ingot sitere na ogbako nchara mgbe a chụpụrụ ya, ezigara ya ozugbo na ụlọ ọrụ ọkụ ọkụ a na-emepụta ihe, ụdị nchara a na-akpọ hot ingot. Mgbe ọkụ ingot ọkụ Nchaji, elu okpomọkụ nke 550 ℃ ~ 650 ℃, n'ihi na-ekpo ọkụ ingot na ezi plastic steeti, okpomọkụ nrụgide bụ obere, otú ọkụ okpomọkụ nwere ike mma, dabere na ingot size na ihe dị iche iche, nwere ike ịbụ na-emekarị 800 ℃ ~ 1000 ℃, na-ekpo ọkụ na-ekpo ọkụ mgbe ọkụ na-ekpo ọkụ 1000 ℃. Nchaji nwere ike ịbụ otu n'ime ọsọ ikpo ọkụ kacha ukwuu.