Igwe mkpuchi dị ọkụ na-ezo aka na nchara na ikuku ikuku dị n'okpuru ọnọdụ okpomọkụ dị elu. Ọnọdụ nkwụsi ike na-ezo aka na kemịkal kemịkalụ (corrosion iguzogide, ndị na-anaghị efegharị. oxidation) nke nchara n'okpuru ọnọdụ okpomọkụ dị elu. Ike ikuku na-ezo aka ike zuru oke nke nchara dị ka ọnọdụ okpomọkụ dị elu. A na-eme ka iguzogide ọkụ dị ka chromium dị ka chromium, molybdemum, molybdemum, vananium, nke titanium kwesịrị ikpebisi ike dị ka ihe na-eme ihe na-eme ihe dị ka ihe dị na mbara igwe. A na-eji stall na-eguzogide okpomọkụ na ebe nrụnye wuru na ụlọ ọrụ mmanụ na ụlọ ọrụ petrokemical. Anyị nwere ike ịbanye na obere ọkụ Peti na-eguzogide na-achasi ike, dị ka 15crmo, 1cr5mo na ndị ọzọ.
N'ozuzu, a na-akpọ ihe na-erughị 50% ọkụ na-eguzogide nchara. Standard Standard Standard Standard JIs G4311, G4312, na mgbakwunye na ọtụtụ ọkọlọtọ Suh. Dị ka microsition nke nne na nna ahụ, enwere ike kee ụdị nke okpomoku, a ga-ekewa unyi na-eguzogide feel, martenitic na-eguzogide ígwè, ólatistic okpomọkụ na-eguzogide ma na-eme ka okpomoku na-eguzosi ike. Jis g5122 na-enye Suh usoro ihe mkpuchi nke okpomọkụ dị, ma ọ dịghị edepụta ọkwa nke nne na nna ahụ, ma na-ejikọta ọka na-eguzogide ọgwụ ígwè na ógbè ọkụ na-eguzogide steel ọnụ.
Ferritic okpomoku
Onye nnọchi anya Ferritic Heat na-ejikarị ya bụ sus430 na obere c -. Cr bụ ihe nwere ike ime ka ọ dị elu na-eguzogide ọnọdụ nke steel na bụ ihe dị mkpa na nke okpomọkụ na-eguzogide. Sus430 nwere nguzozi na-eguzogide. Suus430 dị ọnụ ala n'ihi na enweghị ihe ndị ọzọ na igwe. Agbanyeghị, sus430 anaghị esi ike mgbe ọnọdụ okpomọkụ dị elu, ike okpomọkụ ya dị ala, yabụ enwere ike iji ya mee ihe maka akụkụ nke anaghị achọ ọtụtụ akụkụ. N'aka nke ọzọ, n'ihi na a na-agbasa ọkụ nke sus430 dị obere, na-eto eto na-agbasasị nke jọgburu onwe ya, n'ihi na, maka iwepụta akụkụ ike ọgwụgwụ ikuku, nke dị mfe iji wepụta akụkụ ike ọgwụgwụ ikuku, nke dị mfe iji mepụta akụkụ ike ọgwụgwụ ikuku, ya bụ Sus430 ka mma. Na mgbakwunye, mgbe ejiri ssu4330 mee ogologo oge na ihe dị ka ogo 500, Embritment ga-eme n'ihi ọdịda nke usoro na-emebi emebi, nke kwesịrị ị attentiona ntị na. Na mgbakwunye, al bụkwa ihe na-eme ka ike na-eme ka ike nke antioxidant ike. Na oke okpomọkụ, al na-etolite Al2o3 n'elu mpempe akwụkwọ mara mma, nke na-a fluorụ siri ike ma na-ekere òkè na nguzogide na-eguzogide oxidation. Igwe na-eguzogide ọkụ na-eji mmetụta a nke a bụ fch1. FCH1 bụ ọkụ na-eguzogide ígwè na 5% nke agbakwunyere na 25% cr steel. Ọ nwere ezigbo nguzogide sixan n'okpuru ogo 1200.
Nnukwu oyi na-eguzogide
Thaels na-eguzogide ọgwụ na-eguzogide na-eguzogide na-eguzogide bụ 12% cr410j1 nwere ọdịnaya carbon. Okpomọkụ ndị a na-eguzogide steels na-agbasi ike site na ịdị elu okpomọkụ na mgbe ahụ, na-ele anya na ndị nne ma ọ bụ nna, na-ejide ike dị elu na 500} 600. Ọ bụrụ na agbakwunyela ME na iji melite iwe dị nro na-eguzogide, enwere ike idowe elu elu. Martenitic na-eguzogide na-eguzogide na okpomọkụ dị elu karịa 500 {{{} di elu ogo, nke na-ebute na mbelata. Ya mere, eserese na-eguzogide nchara dị mma maka ịrụ ọrụ n'okpuru 500-600 ogo, chọrọ ike okpomọkụ dị elu. Na mgbakwunye, n'ihi na chromium ọdịnaya okpomọkụ dị ọkụ na-eguzogide na crase na-enweghị atụ, yabụ na-egbochi ihe na-eguzogide na-eguzogide ọgwụ na-eguzogide na steel na-eguzogide. Si na al nwekwara ike imepụta ihe nkiri nchekwa na mpempe akwụkwọ mara mma nke ọrịa na-eguzogide nchara. Suh3 na SIHTENTENTENTENTENTENTENTENTENTENTENTENTENTENTENTENTENTERS na SI gbakwunyere iji meziwanye nha ntozu ha. A na-eji steel ndị a na-eguzogide okpomọkụ maka vaken injin na bolts-na-eguzogide ọkụ.
Ígwè na-eguzogide oke
A na-etinye mgbakwunye nke steel na-esonye na mgbakwunye nke mechiri emechi emechi Niile, nke na-eme ka usoro iwu jupụtara na ya. Stlenitic Spels bụ Susus na Sus310. Dị ka anyị niile maara, SUS304 bụ corrosion na-eguzo igwe anaghị agba nchara, mana enwere ike iji ya dị ka igwe na-eguzogide. N'okpuru 600 ogo, ike nke ígwè na-eguzogide ọgwụ na-eguzogide marritic na-eguzogide marritic nke ọma, ma karịa ogo 600, ike karịrị nke Martensitiki na-eguzogide mmanụ. Na mgbakwunye, Sus304 dị n'okpuru 800 ogo, sus310 n'okpuru ogo 1000, kpo oku -}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}. Agbanyeghị, mgbe ejiri ya ogologo oge na 700-900 ogo, a ga-enwe oke ikuku na-acha uhie uhie, nke mere na ihe a na-aghọ kenkuwa. Na mgbakwunye, n'ihi na ndị na-agbasa ọkụ nke Sun304 na Sus310 dị ukwuu karịa nke Martensitic na Ferritic Heat na-adị mfe ibute, ekwesịrị ịkwụghachi ya na isi ihe abụọ a.
Mgbe achọrọ ike okpomọkụ dị elu, enwere ike ịkwalite steel na-eguzogide ọkụ nke ọma site na ọdịda na ihe ngwọta na-ewusi ike. Uzo na-eguzogide oke ọkụ na-ejikwa valvụ na-agwụ ike bụ SUH35. A na-eme ka ụgbọ ala dị elu nke Suh35 ka mma na akụrụngwa siri ike na-ewusi ike site na itinye c na ígwè. Enwere ike inweta ihe omimi ndị obodo ahụ ọ bụrụgodi na ọdịnaya nke ni bụ 4% site na ịba ụba ọdịnaya nke mn. SUH660 eji maka okpomọkụ-} pumpings na-eguzogide bolts na springs ike gwụsịrị site na ọdịda nke '(al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, al, ta)) n'ihi mgbakwunye nke al na ti.
Kpachapụ anya na-eme ka ọ dịkwuo mma
Ihe nnọchi anya akara nke Martensitic Heat na-eguzogide nchara bụ susus630. Mgbe ịka nká na ogo 500, ε frade (cu frase) na-enweghị nne na nna na obere Sus630 iji melite ike nke steel. Agbanyeghị, mgbe ọnọdụ okpomọkụ gafere ogo 500, usoro ε ghọrọ coarser na mgbanwe ndị na-agbanwe agbanwe, nke na-ebute mbelata nke ike. Ya mere, a na-ejikarị Susi sọs630 mee ihe maka ihe ndị na-eme ihe dị n'okpuru ogo 500. Ihe mejuputara nke Sus630 steel bụ 17Cr. 4cu, na-enwe ike belata steepụ nke Austine, yabụ na ọ bụghị akụ na ụba na-echekwa.
