Otu esi egosi ọkwa nke nchara ịgbado ọkụ: Ịgbado ígwè na-agụnye carbon ígwè maka ịgbado ọkụ, alloy ígwè maka ịgbado ọkụ, igwe anaghị agba nchara maka ịgbado ọkụ, wdg Ụzọ na-egosi na ọkwa bụ ịgbakwunye akara "H" n'isi nke ọ bụla ụdị. welding ígwè ọkwa. Ọmụmaatụ H08, H08Mn2Si, H1Cr18Ni9. Maka nchara welded dị elu dị elu, tinye akara “A” na njedebe nke ọkwa. Ọmụmaatụ H08A, H08Mn2SiA.

A na-ejikarịwelded ígwè ọkpọkọA na-ekewa n'ime ụdị atọ ndị a dịka usoro ịgbado ọkụ ejiri na mmepụta ha.
① Na-aga n'ihu ọkụ ịgbado ọkụ (forge welding) ígwè ọkpọkọ: Ọ na-ji elu mmepụta arụmọrụ na ala mmepụta na-eri, ma metallurgical Nchikota nke welded nkwonkwo bụ ezughị ezu, weld àgwà adịghị mma, na keukwu n'ibu Njirimara bụ ogbenye.

② Nguzogide welded ígwè ọkpọkọ: A na-egosipụta ya site na nrụpụta ọrụ dị elu, ọkwa dị elu nke akpaaka, ọ dịghị mkpa maka mkpanaka ịgbado ọkụ na flux n'oge ịgbado ọkụ, obere mmebi nke metal ala, na obere nrụrụ na nrụgide fọdụrụnụ mgbe ịgbado ọkụ. Otú ọ dị, ngwá ọrụ mmepụta ya dị mgbagwoju anya, ntinye ego akụrụngwa dị elu, na ihe ndị dị n'elu chọrọ nke nkwonkwo welded dịkwa oke elu.

③Arc welded ígwè ọkpọkọ: Njirimara ya bụ na nkwonkwo welded na-enweta njikọ nke metallurgical zuru oke, na ihe ndị na-arụ ọrụ nke nkwonkwo nwere ike iru ma ọ bụ dị nso na ihe eji arụ ọrụ nke isi ihe. Dị ka ọdịdị nke weld, arc welded ígwè ọkpọkọ nwere ike kewaa n'ime ogologo onuete ọkpọkọ na spiral welded ọkpọkọ; dị ka ụzọ nchebe dị iche iche eji eme ihe n'oge ịgbado ọkụ, arc welded ígwè ọkpọkọ nwere ike kewaa n'ime submerged arc welded ígwè ọkpọkọ na agbaze arc welded ígwè ọkpọkọ. Enwere ụdị ọkpọkọ ígwè welded abụọ.