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Oli wano: Ewaka / Blogs . / Okuzuula n'okwekenneenya indexes for weldability of ebyuma ebikozesebwa .

Okuzuula n’okwekenneenya indexes for weldability y’ebintu eby’ebyuma .

Views: 0     Omuwandiisi: Omuwandiisi w'omukutu Publish Time: 2021-12-27 Ensibuko: Ekibanja

Buuza .

Mu kiseera kya welding machine process , ekintu kiyita mu welding thermal process, metallururgical reaction, welding stress ne deformation, ekireeta enkyukakyuka mu butonde bw’eddagala, ensengekera y’ebyuma, obunene n’enkula, olwo omulimu gwa weld gutera okuba ogw’enjawulo ku kyuma ekikulu, oluusi n’obutasobola kutuukiriza byetaago by’okukozesa. Ku byuma bingi ebikola oba ebyuma ebiziyiza, enkola ez’enjawulo ez’okuweta, gamba nga obusannyalazo (electron beam welding) oba okuweta layisi, zirina okukozesebwa okufuna welds ez’omutindo ogwa waggulu. Ebyuma gye bikoma okuba ebitono n’ekintu ekitali kizibu okukola weld ennungi, weldability y’ekintu; Okwawukana ku ekyo, obwetaavu bw’enkola za welding enzibu era ez’ebbeeyi, ebikozesebwa eby’enjawulo eby’okuweta n’ebipimo by’enkola, kitegeeza nti ekintu kino eky’okuweta kibi.

 

bwe tukozesa . Enkola y’okulondoola okuweta mu ngeri ey’otoma Okusobola okukola ebintu, tulina okusooka okwekenneenya okuweta kw’ebintu ebikozesebwa okuzuula oba ebikozesebwa ebirondeddwamu, ebikozesebwa mu kuweta, n’enkola z’okuweta bisaanidde. Waliwo enkola nnyingi ez’okukebera weldability y’ebintu, era buli nkola esobola okunnyonnyola ensonga emu yokka ey’okuweta. N’olwekyo, kyetaagisa okukola ebigezo okuzuula mu bujjuvu weldability. Enkola y’okugezesa esobola okwawulwamu ekika ky’okusiiga n’ekika ky’okugezesa. Eky’olubereberye kikoppa engeri y’okufumbisa n’okunyogozaamu okuweta; Ekisembayo kigezesebwa okusinziira ku mbeera entuufu ey’okuweta. Ebirimu okusinga kwe kuzuula ekirungo kya kemiko, ensengekera y’ebyuma, eby’obutonde eby’ebyuma, okubeerawo oba obutabaawo kw’obulema bwa welding obw’ekyuma ekikulu n’ekyuma kya weld, n’okuzuula omulimu gw’ebbugumu eri wansi, omulimu ogw’ebbugumu eringi, okuziyiza okukulukuta n’okuziyiza enjatika kw’ekiyungo ekiweereddwa.

 

1. Enkola y’okukebera mu ngeri etali butereevu ey’okukola weldability .

Okuva okufuga kwa kaboni bwe kusinga okweyoleka, enkola ya elementi endala esobola okukyusibwa mu nkola ya kaboni, kale ekyenkanankana kya kaboni kikozesebwa okwekenneenya weldability ennungi ennyo.

 

Kaboni Eyenkanankana Okubala Enkola y’ekyuma kya kaboni n’ekyuma ekizimba eky’amayinja amatono:

Ce<0.4% bwe kiba nti obuveera bw’ekyuma buba bulungi, omuze gw’okukakanyala tegulabika, era weldability nnungi. Wansi w’embeera z’eby’ekikugu eza bulijjo, ebiyungo ebiweereddwa tebijja kwatika, wabula ku bitundu ebinene n’ebinene oba okuweta ku bbugumu eri wansi, okubuguma okusooka kulina okulowoozebwako;

CE bw’eba 0.4 ku 0.6%, obuveera bw’ekyuma bukendeera, omuze gw’okukakanyala gweyongera mpolampola, ate nga n’okuweta kiba kibi. Ekintu ekikolebwako kirina okusooka okubuguma nga tonnaba kuweta, era nga kinyogoze mpola oluvannyuma lw’okuweta okuziyiza enjatika;

CE> 0.6%, obuveera bw’ekyuma bweyongera okubeera obubi. Omuze gw’okukaza n’okukutuka enjatika mu ngeri ey’ennyogoga binene, era weldability esingako. Ekintu ekikolebwako kirina okusooka okubuguma okutuuka ku bbugumu erya waggulu, eby’ekikugu okukendeeza ku situleesi y’okuweta n’okuziyiza enjatika birina okukolebwa, era okulongoosa okutuufu okw’ebbugumu kulina okukolebwa oluvannyuma lw’okuweta.

 

Omuwendo gwa kaboni ogwenkanankana gye gukoma okufunibwa ekivaamu ky’okubalirira, omuze gw’okukaza kw’ekyuma ekiweereddwayo gye gukoma okuba omunene, era ekitundu ekikoseddwa ebbugumu kitera okubeera n’enjatika ennyogovu. N’olwekyo, CE >0.5% bwe kiba nti ekyuma kyangu okukaluba, era nga welding erina okusooka okubuguma okuziyiza enjatika , nga obuwanvu bw’epulati ne CE bwe byeyongera, ebbugumu ly’okusooka okubuguma nalyo lirina okweyongera okusinziira ku ekyo.

 

2. Enkola y’okwekenneenya obutereevu ey’okukola weldability .

Mu nkola y’okugezesa enjatika ez’okuweta, enjatika ezikolebwa mu kiyungo ekiweweevu zisobola okwawulwamu enjatika ezibuguma, enjatika ennyogovu, enjatika z’okuddamu okubuguma, okukulukuta kw’okunyigirizibwa, amaziga ga laminar, n’ebirala.

(1) Enkola y’okugezesa enjatika eya T-joint. Enkola eno esinga kukozesebwa okukebera obuzibu bw’enjatika obw’ebbugumu obw’ekyuma kya kaboni n’ebyuma ebikozesebwa mu kukola ebyuma ebitono (low alloy steel fillet welds). Era esobola okukozesebwa okuzuula enkola y’emiggo egy’okuweta n’ebipimo by’okuweta ku kusobola okukwatibwa enjatika ez’ebbugumu.

(2) Enkola y’okugezesa enjatika mu mpuuti ya puleesa. Enkola eno esinga kukozesebwa okukebera obuwulize bw’enjatika obw’ebbugumu obw’ekyuma kya kaboni, ekyuma kya aloy ekitono, ebyuma ebiziyiza ebyuma ebitali bimenyamenya (austenitic stainless steel electrodes) ne welds. Kiri mu kuteeka ekitundu ky’okugezesa mu kyuma ekigezesebwa ekya Fisco, okutereeza obunene bw’ekituli kya groove kirina kinene kye kikola ku kukola enjatika. Nga ekituli kyeyongera, okuwuliziganya kw’enjatika gye kukoma okuba okunene.

(3) Enkola ya rigid butt joint crack test. Enkola eno esinga kukozesebwa okupima enjatika ez’ebbugumu n’enjatika ennyogovu mu kitundu kya weld. Era esobola okupima enjatika ennyogovu mu kitundu ekikosebwa ebbugumu. Ku pulati eya wansi, weld y’okugezesa esiigibwa okusinziira ku bipimo by’okuweta byennyini eby’okuzimba mu kiseera ky’okugezesa. Esinga kukozesebwa mu kuweta kwa electrode arc. Oluvannyuma lw’ekitundu ky’okugezesa okuweta, kiteekebwa ku bbugumu erya bulijjo okumala essaawa 24. Ku nnyatika, enjatika n’ebitali bikutuka okutwalira awamu byekenneenyezebwa, era ebitundu bibiri ebigezesebwa biweebwa welded wansi wa buli mbeera.

 

Okumanya ebisingawo ku kuweta oba okulongoosa mu bbugumu ebikozesebwa mu byuma mu . Laser welding payipu production line , naddala ebibuuzo ebikwata ku payipu za stainless steel welded, nsaba otuukirire Hangao Tech (Ebyuma bya Seko) okusobola okwebuuza. Tulina obumanyirivu obusoba mu myaka 20 mu kisaawe Industrial stainless steel welded ebyuma ebikola payipu welding tube production line . Oluvannyuma lw’enkulaakulana eziwerako n’okugatta, layini yaffe ey’okufulumya mu kiseera kino kye kyuma kyokka mu China ekisobola okumaliriza emitendera gyonna ku yintaneeti, omuli: okukola welding, inner weld leveling, online bright solid solution, polishing, etc. Bw’oba ​​olina ekibuuzo kyonna ku bikozesebwa mu kukola payipu ebiweereddwa welded, ssaba owulira nga oli wa ddembe okututuukirira. Tujja kukuwa eky'okugonjoola ekijjuvu era ekyesigika!

Ebikwatagana Products .

Buli ttanka y’okumaliriza lw’eyiringisibwa, erina okuyita mu nkola y’okulongoosa eddagala. TA Okukakasa nti omulimu gwa payipu y’ekyuma gutuukiriza ebisaanyizo eby’ekikugu. n’okuwa omusingo gw’okukola oba okukozesa oluvannyuma lw’enkola. Bright solution treatment process of ultra-long seamless steel pipe bulijjo ebadde kizibu mu mulimu guno.

Ebyuma by’ekikoomi eby’amasannyalaze eby’ennono binene,ebibikka ekitundu ekinene, bikozesa amaanyi mangi n’okukozesa omukka omunene, n’olwekyo kizibu okutegeera enkola ya solution eyakaayakana. Oluvannyuma lw’emyaka mingi nga bakola nnyo n’okukulaakulana mu ngeri ey’obuyiiya, okukozesa tekinologiya ow’omulembe ow’okufumbisa ow’omulembe n’amasannyalaze ga DSP. Okufuga obulungi ebbugumu ly’ebbugumu okukakasa nti ebbugumu lifugibwa munda mu T2C,okugonjoola ekizibu ky’eby’ekikugu eky’okufuga ebbugumu ly’okufumbisa okutali kutuufu okutali kutuufu. Payipu y'ekyuma ekibuguma enyogozeddwa 'heat conduction'mu tunnel ey'enjawulo eggaddwa nga eggaddwa, ekendeeza nnyo ku ggaasi ekozesebwa era nga esinga kukwata ku butonde bw'ensi.
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