Ọkpụkpọ ígwè welded na-ezo aka na ọkpọkọ ígwè nwere eriri n'elu nke a na-etolite site na-ehulata ibe ígwè ma ọ bụ efere ígwè n'ime gburugburu, square, na ụdị ndị ọzọ wee gbado ha. Billet a na-eji maka ọkpọkọ ígwè welded bụ efere ígwè ma ọ bụ nchara nchara. Ebe ọ bụ na 1930s, na ngwa ngwa mmepe nke elu-edu warara ígwè na-aga n'ihu Rolling mmepụta na ọganihu nke ịgbado ọkụ na nkà na ụzụ nyocha, àgwà nke welds na-anọgide na-mma, iche iche na nkọwa nke welded ígwè ọkpọkọ abawanyela, na ha dochie anya. ọkpọkọ nchara enweghị nkebi n'ọtụtụ ebe. Ọkpụkpụ ígwè welded nwere ọnụ ahịa dị ala na nrụpụta nrụpụta dị elu karịa ọkpọkọ igwe anaghị agba nchara.
A na-ekewa ọkpọkọ ígwè n'ime ọkpọkọ enweghị nkebi na welded. A na-ekewa ọkpọkọ welded n'ime ọkpọkọ nchara kwụ ọtọ na ọkpọkọ nchara gburugburu. A na-ekewa ọkpọkọ ọkpọkọ kwụ ọtọ n'ime ọkpọkọ ígwè ERW (ịgbado ọkụ dị elu) na ọkpọkọ ígwè LSAW (ụkwụ kwụ ọtọ n'okpuru arc ịgbado ọkụ). Usoro ịgbado ọkụ nke spiral ọkpọkọ bụkwa ihe dị iche n'etiti ịgbado ọkụ submerged arc (SSAW ígwè ọkpọkọ maka mkpụmkpụ) na LSAW ígwè ọkpọkọ n'ụdị welds, na ihe dị iche na ERW bụ ihe dị iche na ịgbado ọkụ usoro. Igwe ịgbado ọkụ n'ime mmiri (SAW steel pipe) chọrọ mgbakwunye nke ọkara (waya ịgbado ọkụ, flux), mana ERW anaghị achọ ya. A na-agbaze ERW site na ikpo ọkụ na-ajụkarị. Enwere ike kewaa ọkpọkọ ígwè n'ime ụzọ abụọ dị ka usoro mmepụta ihe: ọkpọkọ ígwè na-enweghị ntụpọ na ọkpọkọ ígwè welded. Enwere ike kewaa ọkpọkọ igwe anaghị agba nchara n'ime ọkpọkọ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ, ọkpọkọ oyi na-adọkpụ, ọkpọkọ ígwè ziri ezi, ọkpọkọ na-ekpo ọkụ na-ekpo ọkụ, ọkpọkọ oyi na-ekpo ọkụ, na ọkpọkọ ọkpọkọ dịka usoro mmepụta ihe si dị. A na-eji ígwè carbon ígwè dị elu ma ọ bụ alloy ígwè eme ọkpọkọ ọkpọkọ na-ekewa n'ime ọkụ na-ekpo ọkụ na oyi na-atụ (dọrọ).
Usoro mmepụta nke ọkpọkọ welded kwụ ọtọ dị mfe, na-arụ ọrụ mmepụta dị elu, ọnụ ala dị ala, na mmepe ngwa ngwa. Ike nke spiral welded ọkpọkọ na-adịkarị elu karịa nke ọkpọkọ ogologo welded ọkpọkọ. Enwere ike iji billet ndị dị warara mepụta ọkpọkọ welded nwere dayameta buru ibu, a pụkwara iji mpempe akwụkwọ nke otu obosara mepụta ọkpọkọ welded nwere dayameta dị iche iche. Otú ọ dị, e jiri ya tụnyere ogologo ntanye ọkpọkọ nke otu ogologo, weld ogologo na-abawanye site 30 ~ 100%, na mmepụta ọsọ bụ ala. Ya mere, ọkpọkọ welded nke pere mpe na-ejikarị welding ogologo, ebe nnukwu dayameta welded ọkpọkọ na-akasị welding site gburugburu ịgbado ọkụ.
Oge nzipu: Mee-29-2024