1.Otu esi emeweld nwayọọ ígwè?
Igwe carbon dị ala nwere obere carbon na ezigbo plasticity, enwere ike ịkwadebe ya n'ụdị dị iche iche nke nkwonkwo na akụkụ.N'ime usoro ịgbado ọkụ, ọ dịghị mfe ịmepụta ihe owuwu siri ike, na ọchịchọ ịmepụta cracks dịkwa ntakịrị.N'otu oge ahụ, ọ dịghị mfe ịmepụta pores.Ọ bụ ihe ịgbado ọkụ kacha mma.
Ịgbado ọkụ obere carbon ígwè site na ịgbado ọkụ gas, akwụkwọ ntuziaka arc, ịgbado ọkụ n'okpuru arc akpaaka, ịgbado ọkụ gas na ụzọ ndị ọzọ nwere ike nweta ezigbo nkwonkwo welded.Adịla ọkụ ruo ogologo oge mgbe ị na-eji gas ịgbado ọkụ, ma ọ bụghị na ọka na mpaghara okpomọkụ na-emetụta ga-adị mfe ibu ibu.Mgbe nkwonkwo ahụ siri ike na ọnọdụ okpomọkụ dị ala, a ga-ekpochasị ọrụ ahụ ruo 100 ~ 150 Celsius C iji zere mgbawa.
2.Olee otú weld ọkara carbon ígwè?
N'ihi nnukwu carbon carbon nke ọkara carbon steel, weld seam na mpaghara okpomọkụ ya metụtara na-adịkarị mfe n'ihe owuwu siri ike ma na-akpata mgbawa, ya mere a ga-ebunye ya ọkụ ruo ihe dị ka 300 Celsius C tupu ịgbado ọkụ, a na-achọkwa ngwa ngwa jụrụ oyi mgbe ịgbado ọkụ.Enwere ike ịgbado ya site na ịgbado ọkụ gas, ịgbado ọkụ n'aka na mkpuchi mkpuchi gas.Ihe ịgbado ọkụ kwesịrị iji AWS E7016, AWS E7015 na electrodes ndị ọzọ nwere nguzogide mgbape ka mma.
3.Kedu ka esi welded aluminum na aluminum alloy?
Aluminom na aluminom alloys na-adịkarị mfe ịmepụta ihe nkiri oxide nwere nnukwu nkọwa na isi mgbaze dị elu n'oge ịgbado ọkụ.Ihe nkiri oxide a nwekwara ike ịmịnye nnukwu mmiri, ya mere ntụpọ ndị dị ka slag inclusions, adịghị mma fusion, na pores na-adịkarị mfe ime n'oge ịgbado ọkụ.Tụkwasị na nke ahụ, aluminom alloys Na-adịkarị mfe mgbawa ọkụ.Enwere ike ịme aluminom na aluminum alloys site na ịgbado ọkụ gas ma ọ bụ ịgbado ọkụ n'aka.Otú ọ dị, okpomọkụ nke ịgbado ọkụ gas adịghị etinye uche, na nnyefe ọkụ nke aluminom na-adị ngwa ngwa, ya mere mmepụta mmepụta dị ala, na nrụrụ nke workpiece dị ukwuu, n'ihi ya, a na-ejikarị ya eme ihe ma e wezụga maka efere dị nro.Ka ọ dị ugbu a, a na-eji ọnụ ọgụgụ dị ukwuu nke AC argon arc welding ụzọ welding aluminum na aluminum alloys, n'ihi na ọ na-etinye uche okpomọkụ, mara mma weld seams, obere nrụrụ, argon nchedo, na nwere ike igbochi slag inclusions na pores.Ọ bụrụ na ejiri akwụkwọ ịgbado ọkụ na-agbado aluminom, ọ dabara maka nnukwu efere dị elu karịa 4mm.
The akara ule nke ịgbado ọkụ mkpara na-eji aluminom 109, aluminum 209 na aluminum 309. Ha niile bụ nnu dabeere na electrodes na-adịghị mma arc kwụsie ike, na-achọ DC reverse ike ọkọnọ.
4.Olee otú weld titanium na titanium alloys?
Titanium bụ ihe na-arụsi ọrụ ike.N'ime mmiri mmiri na steeti siri ike karịa 600 Celsius, ọ dị mfe iji oxygen, nitrogen, hydrogen na gas ndị ọzọ meghachi omume na-eme ka adịghị ike na-emerụ ahụ na titanium embrittle.Ya mere, ikuku oxygen-acetylene gas ịgbado ọkụ, akwụkwọ ntuziaka arc welding ma ọ bụ ndị ọzọ gas na-echebe ịgbado ọkụ enweghị ike iji titanium na titanium alloys, ma naanị argon arc ịgbado ọkụ, agụụ electron beam ịgbado ọkụ na kọntaktị ịgbado ọkụ nwere ike iji.
A na-agbado efere ndị dị n'okpuru 3mm site na ịgbado ọkụ argon arc, ọkụ ọkụ na-ejikọta ya na kpọmkwem ugbu a, ịdị ọcha nke argon gas abụghị ihe na-erughị 99.98%, nozzle kwesịrị ịdị nso dị ka o kwere mee na workpiece, ịgbado ọkụ ugbu a kwesịrị ịbụ. obere, na ịgbado ọkụ ọsọ kwesịrị ngwa ngwa.Melite nhazi kristal ma wepụ nrụgide ịgbado ọkụ.
5.Otu esi emeweld ọla kọpana ọla kọpa alloys?
Ịgbado ọkụ nke ọla kọpa na ọla kọpa alloys nwere ọtụtụ ihe isi ike, n'ihi na ha thermal conductivity dị mma karịsịa, n'ihi ya, ọ dị mfe ime ka ntụpọ dị ka impermeability na ogbenye fusion.Mgbe ịgbado ọkụ, workpiece ga-enwe nnukwu nrụrụ, na weld na fusion mpaghara na-adịkarị mfe cracks na ọnụ ọgụgụ buru ibu nke pores.Ihe eji arụ ọrụ nke nkwonkwo, karịsịa plasticity na ike siri ike dị ala karịa nke metal ala.Enwere ike iji ịgbado ọkụ gas na-agbanye ọla kọpa na-acha uhie uhie, mana arụmọrụ dị oke ala, nrụrụ ahụ buru ibu, ọ dịkwa mkpa ka ọ dị ọkụ karịa 400 Celsius C, na ọnọdụ ọrụ adịghị mma.Ịgbado ọkụ nke aka nwere ike iji ọla kọpa 107 ma ọ bụ ọla kọpa 227 electrodes, a na-atụgharị ike na DC, a na-edobe arc ahụ ka ọ dị ala dị ka o kwere mee, a na-eji usoro nkwụnyeghachi nke linear na-eme ka ọdịdị weld dịkwuo mma.Hama na weld mgbe ịgbado ọkụ ka mma mma nke weld.Ọ bụrụ na a na-eji argon tungsten arc welding, enwere ike ịnweta nkwonkwo nkwonkwo dị elu ma nwee ike ibelata nrụrụ weld.A na-eji waya 201 maka ịgbado ọkụ.Ọ bụrụ na ejiri waya ọla kọpa na-acha uhie uhie T2, ekwesịrị iji flux 301 mee ihe.Ọkụ ọkụ na-anabata njikọ dị mma nke DC.The workpiece na ịgbado ọkụ waya kwesịrị nlezianya kpochara n'oge ịgbado ọkụ iji belata pores na slag inclusions.Ekwesịrị iji akwa dị ugbu a na ọsọ dị elu mee ihe mgbe ị na-agbado.
A na-ejikarị ịgbado ọkụ gas eme ihe maka ịgbado ọkụ ọla, na waya ịgbado ọkụ nwere ike ịbụ waya 221, waya 222 ma ọ bụ waya 224, wdg Ndị a wires nwere silicon, tin, ígwè na ihe ndị ọzọ, nke nwere ike ibelata ọkụ na-ere ọkụ nke zinc na ọdọ mmiri a wụrụ awụ. .N'ihi obere ọkụ ịgbado ọkụ gas, enwere ike ibelata ọkụ na-ere ọkụ nke zinc na bras;A na-eji obere ọkụ oxidation na-ekpuchi elu nke ọdọ mmiri a wụrụ awụ na oyi akwa nke ihe nkiri zinc oxide, nke nwere ike ibelata evaporation nke zinc.Na mgbakwunye, enwere ike ịgbado ọla kọpa site na ịgbado ọkụ ọkụ na argon tungsten arc welding.
6.Gịnị bụ àgwà nke nkịtị ala alloy ígwè ịgbado ọkụ?
Nchara nkịtị nkịtị bụ ihe a na-ejikarị eme ihe maka mmeputakwa.Isi ihe dị iche iche nke ụdị ịgbado ígwè a bụ na mpaghara okpomọkụ na-emetụta okpomọkụ nke nkwonkwo na-eme ka ọ dịkwuo ike, na ọdịnaya hydrogen ga-eme ka oyi na-atụ na nkwonkwo.Ọchịchọ a kwupụta hardening na oyi cracking na-abawanye ka ike ọkwa nke nkịtị alloy alloy nkịtị na-abawanye.
7.Kedu usoro ịgbado ọkụ nke 16 manganese ígwè?
16 Manganese ígwè ịgbado ọkụ kwesịrị iji junction 506 ma ọ bụ junction 507 na ndị ọzọ bụ isi electrodes, DC agbara njikọ.Mgbe usoro mgbawa ahụ na-adịghị ukwuu, a pụkwara iji mkpanaka ịgbado ọkụ acid dị ka nkwụsị 502 ma ọ bụ nkwụsị 503, na usoro ịgbado ọkụ yiri nke obere carbon ígwè;mgbe weldment dịtụ siri ike na ọnọdụ okpomọkụ dị ala karịa -10 Celsius, kpo oku tupu ịgbado ọkụ chọrọ.Enwere ike nweta nsonaazụ na-enye afọ ojuju site na ịgbado ọkụ arc, ịgbado ọkụ n'okpuru mmiri ma ọ bụ ịgbado ọkụ eletrik.
8.Gịnị bụ ịgbado ọkụ usoro nke No. 15 manganese vanadium na Nke 15 manganese titanium ígwè?
Ma 15 manganese vanadium na 15 manganese titanium bụ 40 n'arọ nkịtị alloy ígwè nkịtị.N'ihi mgbakwunye nke ụfọdụ vanadium ma ọ bụ titanium, a na-emeziwanye ike nke ígwè ahụ;ma ha weldability, ịgbado ọkụ ihe na ịgbado ọkụ Filiks yiri nke 16 manganese ígwè.Ntụnyere yiri ya.Mgbe ejiri mmiri ịgbado ọkụ akpaka arc, waya ịgbado ọkụ nwere ike ịbụ 08 manganese dị elu, 08 manganese 2 silicon, na flux 431, flux 350 ma ọ bụ flux 250 nwere ike nweta nsonaazụ na-eju afọ.
9.Gịnị bụ ịgbado ọkụ usoro nke No. 18 manganese molybdenum niobium ígwè?
Mba 18 manganese-molybdenum-niobium ígwè bụ 50 kg elu-ike nkịtị ala alloy ígwè, nke a na-ejikarị eme ihe dị mkpa ịgbado ọkụ ngwaahịa dị ka elu-nsogbu arịa na ji esi mmiri ọkụ drums.N'ihi ike ya dị elu yana nnukwu ike siri ike, ekwesịrị ịme usoro ikpo ọkụ mpaghara n'oge ịgbado ọkụ.Lezienụ anya na ihicha electrode na ihicha oghere iji gbochie mgbawa oyi nke hydrogen kpatara.Akwụkwọ ịgbado ọkụ arc na-eji njikọ 607 na electrodes ndị ọzọ;Igwe ịgbado ọkụ nke arc akpaka na-eji waya ịgbado ọkụ nwere nnukwu manganese 08 na molybdenum, yana enwere ike ịgbanye ya na flux 250 ma ọ bụ flux 350.
Oge nzipu: Jun-12-2023