Oyi mgbawaihe mere: onye a ga-edobere ịgbado ọkụ mgbe a nnukwu tensile ike nwere ike mfe adọwa na usoro nke jụrụ ịgbado ọkụ ihe hardenability; ịgbado ọkụ ọnụego akaha ịgbanarị foduru hydrogen na weld, a hydrogen atom bonded na a hydrogen ụmụ irighiri na a gaseous ala n'ime ezi pores nke ígwè na-akpata a otutu nsogbu, nke mere na mpaghara oyi-kpụrụ metal cracks. otutu nrụgide; ịgbado ọkụ nchegbu na tensile stress analysis na-elekwasị anya hydrogen embrittlement na hardening eme n'out oge mfe na-etolite mgbe oyi cracking.

Usoro mgbochi: preheat na ngwa ngwa ngwa ngwa mgbe ịgbado ọkụ, okpomọkụ emetụta mpaghara austenite decomposition nwere ike ịbụ oke okpomọkụ zuru oke, iji zere anụ ahụ siri ike, na-ebelata ọrụ nke nrụgide na ịgbado ọkụ; oge hypothermia mgbe ịgbado ọkụ annealing, dehydroepiandrosterone ọgwụgwọ, wepụ nchekasị n'oge ịgbado ọkụ, na mgbasa nke hydrogen n'oge kwesịrị ekwesị n'ụzọ n'èzí na-aga; nhọrọ nke obere hydrogen ụdị electrode na alkaline flux ma ọ bụ austenitic igwe anaghị agba nchara waya, wdg, consumables chọrọ ihicha na siri ike dị ọcha uzo; na-echebe na ike ịgbado ọkụ welded na elu ihicha, iji zere intrusion nke hydrogen; họrọ ezi ịgbado ọkụ nkọwa, na-eji ezi uche mgbakọ na ịgbado ọkụ usoro.