Mmepụta nke dị iche iche nkenke na-egbuke egbuke tubes
Ọkpụkpọ nkenke bụ ụdị ọkpọkọ nchara na-enweghị nkebi nke nwere njiri dị elu na nchapụta dị elu na-emepụta site na ịbịaru oyi ma ọ bụ usoro ntụgharị oyi. Dayameta nke ime na mpụta nwere ike ịbụ nke ziri ezi n'ime 0.2mm. Ọ bụghị naanị na ọ na-eme ka ike na-ehulata na ike torsional, kamakwa ọ nwere obere arọ. Ya mere, a na-eji ya eme ihe n'ịrụpụta akụkụ nke nhazi nkenke na nhazi nhazi. A na-ejikwa ya na-emepụta ngwa agha dị iche iche, gbọmgbọm, shei, bear, wdg.
Ihe ndị a na-ahụkarị bụ 10 #, 20 #, 35 #, 45 #, 20Cr, 40Cr, 20CrMo, 16Mn, 27SiMn, 304, 201, 310S, ígwè arụ ọrụ carbon dị elu.
1. Dayameta mpụta dị nta.
2. Elu nkenke na enwere ike iji ya mee obere mmepụta ihe.
3. Ngwaahịa oyi adọtara nwere oke nkenke yana ịdị mma elu.
4. Ebe obe nke ọkpọkọ ígwè dị mgbagwoju anya.
5.The ígwè ọkpọkọ nwere elu arụmọrụ na ok metal. Usoro nyocha nwere ike iji mmiri ncha na-ehichapụ nkwonkwo nke ọkụ ọkụ na-ekpo ọkụ iji hụ ma enwere ikuku ikuku; N'ime ha, ebe gas nwere ike ịgbapụ bụ ebe ọkụ na-ekpo ọkụ na-abanye ma na-apụ na ọkpọkọ. Mgbanaka akara na ebe a dị mfe iyi, ya mere, a ga-enyocha ya ma dochie ya ugboro ugboro. Atụmatụ usoro nke pretreatment nke kpọmkwem ígwè ọkpọkọ tupu oyi ekwe ekwe n'ihu; A mụrụ ma nyochaa mmetụta nke normalizing okpomọkụ, na-ejide oge na ọnọdụ jụrụ oyi na microstructure na n'ibu Njirimara nke faịlị ndepụta; The ot normalizing usoro nke ziri ezi ígwè anwụrụ kpebisiri ike: kpo oku okpomọkụ bụ (890 ± 10) ℃, na gbasasịa ikuku jụrụ mgbe ijide 6min. Conventional normalizing usoro nwere ike kpamkpam kpochapụ widmanstatten Ọdịdị nke ziri ezi ígwè anwụrụ, na-eme ka kenha nke mkpụrụ ike na tensile ike ọzọ ezi uche, na melite mkpụrụ ike ruru σ S / b σ ≤ 0.78, elongation 5 δ ≥ 30%, mma nke ukwuu. oyi na-akpụ arụmọrụ ma zere oyi na-ehulata cracking. Enwere ike igosipụta ọnụọgụ nke mgbasawanye na olu ma ọ bụ ogologo, na-abụkarị n'ogologo. Njupụta nke ihe bụ uka kwa unit olu nke ihe, na kg / m3 ma ọ bụ 1B / in3. Nrụgide ntanye nke fọdụrụ na-abịakarị site na nrụrụ aka nke akụrụngwa na-emepụta n'oge ịgbado ọkụ.
Ka ọ dị ugbu a, a na-eji annealing mgbe ịgbado ọkụ jụrụ oyi n'ọtụtụ ebe na injinia iji kpochapụ nrụgide fọdụrụnụ, na ịgbado ọkụ n'ihu bụ usoro dị mkpa nke ọgbọ nrụgide fọdụrụnụ. Usoro a ọ bụghị naanị na-emebi ike, kamakwa ọ na-arụpụta nnukwu nrụgide ịgbado ọkụ. Ọgwụgwọ okpomọkụ nke weld post bụ teknụzụ ọhụrụ iji kpochapụ nrụgide fọdụrụnụ. The kpọmkwem ígwè ọkpọkọ ga-preheated ka post okpomọkụ ọgwụgwọ okpomọkụ tupu ịgbado ọkụ, na weldment ga-anọgide na-ekpo ọkụ na-anọgide na-enwe okpomọkụ a n'oge ịgbado ọkụ. Mgbe ịgbadochara ya, a ga-etinye ya na owu mkpuchi ka ọ dị jụụ nwayọ. Quenching nwere ike ịbawanye ike na ike nke ọkpọkọ ígwè, ma belata plasticity ya. Ihe ndị na-emenyụ ọkụ na-ejikarị emenyụ ọkụ gụnyere mmiri, mmanụ, mmiri alkaline na ngwọta nnu. Ịme ọkụ nke ọkpọkọ nchara nkenke na-eme ka ọkpọkọ ígwè emenyụ ọkụ na okpomọkụ ma mee ka ọ dị jụụ site na usoro ụfọdụ, nke a na-akpọ tempering. Ebumnuche bụ ikpochapụ nrụgide dị n'ime ahụ nke a na-emepụta site n'imenyụ, belata ike na nhịkọ, ma nweta ihe eji arụ ọrụ a na-atụ anya ya. A na-ekewa tempering n'ime ọkụ dị elu, okpomọkụ na-ekpo ọkụ na obere okpomọkụ. A na-ejikarị iwe ọkụ na-ejikọta ya na quenching na normalizing. Nkwụsị na iwe ọkụ na-agwọ usoro ọgwụgwọ okpomọkụ nke okpomọkụ dị elu mgbe emechara ka a na-akpọ ọgwụgwọ na-ekpo ọkụ.
