Welding cracks dị ka ndị kasị emerụ klas nke ịgbado ọkụ ntụpọ, kpọrọ ihe na-emetụta arụmọrụ na nchekwa na ntụkwasị obi nke welded owuwu.Taa, anyị ga-akpọrọ gị mata otu n'ime ụdị mgbawa - laminated cracks.
01
Na-abụghị ọla inclusions, ígwè efere na mpịakọta usoro ga-abụ ụfọdụ ndị na-abụghị ọla inclusions n'ime ígwè, wdg (dị ka sulfides, silicates) akpọrepu n'ime a gbalaga yiri ntụziaka nke mpịakọta, na-akpata mgbanwe na n'ibu Njirimara nke. ígwè, inclusions bụ welded owuwu na-emepụta laminar tearing nke nwere ike ihe, kamakwa isi ihe mere mmepụta nke laminar tearing.
02
Mkpebi nrụgide, n'ihi ịgbado ọkụ thermal okirikiri, welded nkwonkwo ga-apụta mgbochi ike, n'ihi na a nyere akpọrepu oké efere T-ekara na cross nkwonkwo, na ịgbado ọkụ parameters n'okpuru ọnọdụ nke otu ọnọdụ, e nwere oké egwu mgbochi nrụgide ma ọ bụ ekwe. ike mgbochi, mgbe ukwuu karịa uru a na-adịkarị mfe ịmepụta laminar tearing.
03
Mgbasa nke hydrogen, hydrogen bụ onye na-akwalite mgbawa, n'ihi mgbasa nke hydrogen ma jikọta ya na ngwongwo nke mere na nrụgide mpaghara na-abawanye n'ụzọ dị ịrịba ama, mgbe hydrogen gbakọtara na ntinye na njedebe nke nkwalite nke ihe ndị na-abụghị ọla na mfu ígwè. nke adhesion, na a ga-adọpụpụ ndị agbata obi inclusions na metal, na mgbaji nke hydrogen fracture e ji mara.
04
Ngwongwo ihe nne na nna, ọ bụ ezie na ntinye bụ isi ihe na-akpata laminar tearing, ma ihe eji arụ ọrụ nke ígwè ahụ nwekwara mmetụta dị oke mkpa na nhụsianya laminar.Ihe siri ike plastik na-adịghị mma nke ígwè ahụ, ọ ga-abụ na ọ ga-agbawa mgbasawanye, ya bụ, adịghị ike na-eguzogide laminar.
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Ngwá ọrụ ịgbado ọkụ Xinfa nwere njirimara dị elu na ọnụ ala dị ala.Maka nkọwa, biko gaa na:Ndị na-emepụta ịgbado ọkụ na ịkpụ - China Welding & Cutting Factory & Suppliers (xinfatools.com)
Iji gbochie ọgbọ nke mgbawa laminar, isi ihe na nhazi na usoro ihe owuwu bụ iji zere nrụgide Z-direction na nrụgide nrụgide, usoro ndị a kapịrị ọnụ bụ ndị a:
1. Meziwanye nhazi nkwonkwo iji belata ihe mgbochi ahụ.Usoro dị iche iche dị ka: ga-eduga nkwụsị nkwụsịtụ efere arc nke ogologo oge, nwere mmetụta nke igbochi mgbawa;gbanwee nhazi weld iji gbanwee ntụziaka nke nrụgide nkwekọrịta weld, efere arc nke kwụ ọtọ gaa na efere arc kwụ ọtọ, gbanwee ọnọdụ nke weld, nke mere na nkwonkwo nke mkpokọta ntụziaka nke ike yiri nke oyi akwa akpọrepu, nwere ike imeziwanyewanye nke ọma. arụmọrụ nke mgbochi-laminar tearing.
2. Nabata usoro ịgbado ọkụ kwesịrị ekwesị, iji usoro ịgbado ọkụ hydrogen dị ala dị mma, dị ka ịgbado ọkụ na-ekpuchi gas, ihe mgbawa mmiri na-agbado agbado oyi bụ obere, na-enyere aka melite arụmọrụ nke mgbochi laminar.
3. Iji obere ihe na-eme ka ọkpụkpụ na-adaba adaba, ígwè weld nwere obere mkpụrụ osisi, nnukwu ductility, dị mfe iji mee ka ọkpụkpụ ahụ na-etinye uche na weld ma belata mpaghara okpomọkụ na-emetụta nke isi ihe, nwere ike imeziwanye arụmọrụ. nke mgbochi laminar dọka.
4. Na ojiji nke ịgbado ọkụ technology, ojiji nke elu surfacing iche oyi akwa;ịgbado ọkụ symmetrical, nke mere na nkesa nje ahụ dabara adaba, na-ebelata ịta ahụhụ.
5. Iji gbochie mgbawa laminar nke oyi na-atụ na-akpata, anyị kwesịrị ịgbalị ike anyị iji mee ihe ụfọdụ iji gbochie oyi oyi, dị ka imeziwanye preheating na ịchịkwa okpomọkụ nke interlayer, wdg Na mgbakwunye, anyị nwekwara ike ịnakwere ụzọ enyemaka nchekasị. dị ka mgbakasị etiti.
6. Anyị nwekwara ike ịchịkwa nha nke weld, na-eji obere ụkwụ ịgbado ọkụ, usoro ịgbado ọkụ multi-channel.
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Oge nzipu: Ọgọst-24-2023
