Mmebi nke oke weld onuete elu nke welded anwụrụ

Na ngwa ngwa mmepe nke elu-edu warara na-aga n'ihu Rolling mmepụta na ọganihu nke ịgbado ọkụ na nkà na ụzụ nyocha, àgwà nke welds na-aga n'ihu na-emeziwanye, na e nwere ọtụtụ ụdị nke welded ọkpọkọ, nke dochie enweghị nkebi ígwè ọkpọkọ na ọzọ na ndị ọzọ. ubi.Na usoro mmepụta nke ọkpọkọ welded, nkwado weld bụ nkọwa dị oke mkpa.Oke weld nkwado nke ọkpọkọ welded nwere ọtụtụ ihe egwu, dị ka ndị a:

Mgbawa corrosion nrụgide dị mfe ịmalite na mkpịsị ụkwụ weld.Ihe mgbakasị ahụ nke nkwonkwo butt na-ebute tumadi site na nkwado weld.Maka weld nke nkwonkwo butt, nrụgide dị na mkpịsị ụkwụ weld dị ntakịrị.Ihe na-akpata nchekasị na-adabere na nkwado weld h , Mkpịsị ụkwụ weld gụnyere nkuku θ na radius nkuku r, mmụba nke nkwụsi ike h, mmụba nke θ, na mbelata nke uru nke r, nke ga-abawanye. ihe na-akpata nchekasị.

Ọganihu ịdị elu nke weld ahụ dị elu, ka nrụgide nrụgide siri ike karị, na ike nke nkwonkwo welded ga-ebelata.Mgbe ịgbado ọkụ, oke elu ga-adaba adaba.Ọ bụrụhaala na oke elu dị elu adịghị ala karịa ihe ndabere, enwere ike ibelata nrụgide nrụgide, na ike nke nkwonkwo welded nwere ike imeziwanye mgbe ụfọdụ.

Mgbakwunye elu nke weld mpụga dị ukwuu, nke na-emetụta ọdịdị nke ọkpọkọ mgbe mgbasawanye hydraulic gasịrị.Mgbe ogologo mmiri na-agbanye arc welded pipe na-agbasawanye site na nrụgide mmiri, a na-ekpuchi ọkpọkọ nchara site na mpụta nke dị n'ime ya na otu oghere dị n'ime ya na nha mgbasawanye nke ọkpọkọ ígwè.Ya mere, ọ bụrụ na nkwado nke weld dị oke ukwuu, nrụgide n'oge mgbasawanye nke weld ga-adị nnọọ ukwuu, na "obere akụkụ kwụ ọtọ" na-adịkarị mfe ịpụta n'akụkụ abụọ nke weld.Ahụmahụ na-egosi na mgbe a na-achịkwa nkwụsi ike nke weld dị n'èzí na ihe dịka 2mm, mmiri agaghị enwe ihe omume "obere ogologo ogologo" mgbe a na-agbasawanye dayameta, na ụdị tube agaghị emetụta ya.Nke a bụ n'ihi na nkwalite nke mpụta weld dị ntakịrị, na nkwụsị nke nkwonkwo nkwonkwo ahụ dịkwa ntakịrị, ma ọ bụrụhaala na nrụgide na-edozi ahụ dị n'ime ebe nrụrụ na-agbanwe agbanwe Mgbe nbudata, springback na-eme, na ọkpọkọ ga-alaghachi na mbụ ya. steeti.The esịtidem weld onuete ga-enwe nnukwu ihe fọdụrụ ịdị elu, nke ga-amụba ike ọnwụ nke ibu ibu.Ọ bụrụ na n'ime elu nke submerged arc welded ọkpọkọ maka ibufe na-adịghị na-emeso na mgbochi corrosion ọgwụgwọ, na esịtidem weld onuete nwere nnukwu ihe fọdụrụ ịdị elu, The frictional iguzogide nke ibu ibu ibu nwekwara ibu, nke ga-amụba ike oriri nke. pipeline na-ebufe.

Mgbakwunye elu nke mpụta weld seam adịghị mma mgbochi corrosion.Ọ bụrụ na a na-eji akwa iko epoxy eme ihe mgbochi corrosion mgbe a na-arụ ọrụ, ịdị elu nke elu weld dị n'èzí ga-eme ka mkpịsị ụkwụ weld sie ike ka a pịa ya nke ọma.N'otu oge ahụ, elu nke weld seam, ndị thicker na mgbochi corrosion oyi akwa, n'ihi na ọkọlọtọ na-egosi na ọkpụrụkpụ nke mgbochi corrosion oyi akwa tụrụ dabere na vertex nke mpụta ịgbado ọkụ onuete, nke na-abawanye na-eri nke mgbochi. - corrosion.N'oge ịgbado ọkụ n'okpuru mmiri nke spiral, "azụ-azụ nwere azụ" akwa ịgbado ọkụ dị n'èzí na-adịkarị mfe ịpụta, nke na-eme ka ọ sie ike ịkwado ogo mgbochi corrosion.Ya mere, dozie ya nke ọma Ọnọdụ oghere nke isi ịgbado ọkụ na nkọwa ịgbado ọkụ dịkwa oke mkpa iji belata ma ọ bụ kpochapụ "ụdị azụ azụ" nke oghere ịgbado ọkụ dị n'èzí.


Oge nzipu: Jul-06-2021