A na-ekekarị ọkpọkọ ígwè n'ime ọkpọkọ igwe anaghị agba nchara na ọkpọkọ ígwè welded dị ka usoro mmepụta ihe si dị. N'oge a, anyị na-ewebata ọkpọkọ ígwè welded, ya bụ, ọkpọkọ nchara. Ihe a na-emepụta bụ ịgbado ma tụgharịa oghere ọkpọkọ (obere ígwè na mpempe ígwè) n'ime akụkụ ndị a chọrọ site na usoro nhazi dị iche iche. Tụnyere enweghị nkebi ígwè ọkpọkọ welded ọkpọkọ, ọ nwere elu ngwaahịa nkenke, karịsịa elu mgbidi ọkpụrụkpụ nkenke, mfe isi ngwá, obere akara ukwu, The e ji mara nke na-aga n'ihu ọrụ na mgbanwe mmepụta na mmepụta, na welded ọkpọkọ ga-ekewa atọ edemede: spiral submerged. arc welded ọkpọkọ, ogologo onuete n'akụkụ abụọ submerged arc welded ọkpọkọ, na ogologo nkebi ogologo oge na-eguzogide welded ọkpọkọ.

1. Spiral submerged arc welded ọkpọkọ

Akụrụngwa nke ọkpọkọ nchara gburugburu (SSAW) bụ eriri eriri, waya ịgbado ọkụ na flux. Tupu akpụpụta, warara ahụ na-aga n'ọkwa, mezie ihu, nhazi ihu, ihicha elu na ibufe na ọgwụgwọ tupu oge eruo. A na-eji ngwaọrụ na-achịkwa oghere ịgbado ọkụ iji hụ na oghere ịgbado ọkụ na-ezute ihe ndị a chọrọ ka a na-achịkwa ya nke ọma na dayameta ọkpọkọ, nkwụsịtụ na oghere weld. Mgbe ebipụchara n'ime otu ọkpọkọ nchara, ọkpọkọ atọ mbụ nke ọ bụla ga-enwerịrị usoro nyocha nke mbụ iji lelee akụrụngwa akụrụngwa, ihe mejupụtara kemịkalụ, steeti njikọ na elu nke weld. Mgbe nyocha nke ọma na nke na-adịghị emebi emebi iji hụ na usoro ịme ọkpọkọ ruru eru, enwere ike itinye ya n'ihu ọha na mmepụta.

2. kwụ ọtọ onuete submerged arc welded ọkpọkọ

N'ikwu okwu n'ozuzu, ogologo nkedo kwụ ọtọ submerged arc welded pipe (LSAW) bụ nke ígwè efere. Mgbe usoro nhazi dị iche iche gasịrị, a na-emepụta ọkpọkọ welded site na ịgbado ọkụ nke nwere akụkụ abụọ n'okpuru mmiri na mgbasawanye post-weld. Usoro a na-emepụta ọkpọkọ kwụ ọtọ n'okpuru arc welded bụ UO (UOE). , RB (RBE), JCO (JCOE), wdg.

UOE kwụ ọtọ seam submerged arc welded pipe usoro:

E nwere tumadi atọ akpụ usoro na UOE LSAW ígwè anwụrụ akpụ usoro: ígwè efere tupu ekwe, U akpụ na O akpụ. Usoro ọ bụla na-eji a pụrụ iche akpụ pịa mezue tupu ekwe, U-akpụ na O na-akpụ nke nsọtụ nke ígwè efere n'aka. Atọ usoro, ígwè efere na-deformed n'ime a okirikiri tube, na JCOE ogologo onuete submerged arc welded anwụrụ akpụ usoro: mgbe multiple stamping na JC0 akpụ igwe, mbụ ọkara nke ígwè efere na-enwe n'ime a J udi, na mgbe ahụ ndị ọzọ. A na-agbanye ọkara nke efere ígwè n'ime ụdị J, na-akpụ ụdị C, na-agbanye n'etiti ka ọ bụrụ oghere oghere "O".

Tụnyere usoro ịkpụzi JCO na UO:

JCO na-akpụ bụ nrụgide na-aga n'ihu na-akpụ, nke na-agbanwe usoro nhazi nke ọkpọkọ ígwè site na nzọụkwụ abụọ nke UO na-akpụ ruo ọtụtụ nzọụkwụ. N'oge a na-emepụta ihe, a na-emezi efere ígwè ahụ n'otu n'otu, nrụgide fọdụrụnụ dị ntakịrị, na elu anaghị akpụcha ya. Enwere mgbanwe dị ukwuu na nha na nkọwapụta nke mgbidi mgbidi ahụ, nke nwere ike ịmepụta ma nnukwu ngwaahịa na obere ngwaahịa, ọ bụghị nanị na nnukwu dayameta dị elu na-agbanye mgbidi ígwè, kamakwa obere-dayameta nnukwu- Walled ígwè ọkpọkọ, karịsịa Na mmepụta nke elu-edu oké-walled ọkpọkọ, karịsịa mmepụta nke obere na ọkara-dayameta oké-walled ọkpọkọ, ọ nwere enweghị atụ uru karịa ndị ọzọ Filiks, na ike izute ihe ndị ọrụ chọrọ maka ígwè anwụrụ nkọwa. . UO akpụ na-anabata U na O nrụgide na-akpụ ugboro abụọ, nke e ji mara ya nwere nnukwu ikike na mmepụta dị elu. N'ozuzu, mmepụta kwa afọ nwere ike iru 300,000 ruo 1,000,000 tọn, nke kwesịrị ekwesị maka mmepụta oke nke otu nkọwa.

3. kwụ ọtọ onuete elu ugboro iguzogide welded ọkpọkọ

A na-emepụta ọkpọkọ welded kwụ ọtọ (ERW) site na iji mmetụta akpụkpọ ahụ na nso nso nke oge dị elu iji kpoo ọkụ ma gbazee nsọtụ nke tube ahụ oghere mgbe igwe na-emepụta ihe na-ekpo ọkụ na-ekpo ọkụ na-emepụta, na mgbe ahụ. nrụgide-welded n'okpuru omume nke extrusion roller.