Anyị na-eji kuki iji kwalite ahụmịhe gị. Site na ịga n'ihu na-eme nchọgharị na saịtị a ị kwenyere na ojiji anyị ji kuki. Ozi ndị ọzọ.
Okwu Mmalite Ngwongwo Ngwunye Ngwa Ngwa Ngwa Ngwa Arụ Ọrụ Ngosipụta Ngosipụta Ngosipụta Ọdịnihu Ọdịnihu Mmebi Mmegide Ọkụ Ọkụ Ọgwụ Welding Mmecha Ngwa.
Fe, <0.3% C, 10.5-12.5% ​​Cr, 0.3-1.0% Ni, <1.5% Mn, <1.0% Si, <0.4% P, <0.15% S, <0.03% N
Ọkwa 3CR12 igwe anaghị agba nchara bụ ọkwa dị ala nke chromium nwere igwe anaghị agba nchara mere site n'ịgbanwe njirimara nke ọkwa 409. Ọ na-eguzogide corrosion dị nro na mmiri mmiri. Ọ bụ Columbus Stainless Company malitere na mbụ n'okpuru ụghalaahia edenyere n'akwụkwọ ikikere “3CR12″. Aha ndị ọzọ maka ọkwa a gụnyere UNS S409777/S4.10003/S4.
Aha ndị ọzọ dabara na akara 3CR12 gụnyere ASME SA240 akara ule, ASTM A240/A240M akara ule, na EN 10088.2. Otú ọ dị, EN 10028.7 na-ekpuchikwa klas 1.4003, nke mejupụtara igwe anaghị agba nchara maka ebumnuche nrụgide.
Akụkụ ndị na-esonụ ga-enye njirimara isi nke ọkwa 3CR12 igwe anaghị agba nchara, mpempe akwụkwọ na efere kwekọrọ na Euronorm S41003, S40977, ASTM A240/A240M na EN 10088.2 1.4003.
Ihe ndị dị n'elu bụ naanị ntụnyere siri ike. A na-ezube tebụl a iji nye ntụnyere ihe ndị yiri ya na-arụ ọrụ, na nkọwa ndị ahụ abụghị iwu. Enwere ike nyochaa nkọwa mbụ ma ọ bụrụ na achọrọ kpọmkwem ihe kwekọrọ.
Enwere ike iji ọkwa 3CR12 igwe anaghị agba nchara na ngwa ebe aluminom, galvanized ma ọ bụ carbon ígwè na-enye nsonaazụ na-adịghị mma n'ihi na ọ na-eguzogide acids na ntọala siri ike, yana mgbawa nke nrụgide chloride kpatara. Otú ọ dị, n'adịghị ka Grade 304, Grade 3CR12 nwere nkwụsị kasị ala na crevice na pitting corrosion n'ihu chlorides.
N'okpuru ọnọdụ ambient, ọkwa 3CR12 emeela ka ọ dịkwuo mma na mmiri na chlorides, dị ka corrosiveness nke ọdịnaya chloride na-ebelata site na nitrate na sulfate ions. Otu n'ime ihe ndị na-adịghị mma nke ọkwa 3CR12 bụ na elu nke ihe ahụ dị ntakịrị mebiri emebi mgbe ekpughere ya n'ụdị ọ bụla nke gburugburu ebe obibi bụ nke a na-ejedebe.
Igwe anaghị agba nchara 3CR12 na-egosipụta nguzogide na-adịghị mma n'etiti 600 na 750 ° C n'ihu ikuku na n'etiti 450 na 600 ° C na gburugburu ebe a na-agbanye nrụgide. Ihe ahụ na-aghọ ihe na-egbuke egbuke na ogologo oge na-ekpo ọkụ na okpomọkụ n'etiti 450 na 550 ° C. Otú ọ dị, ihe anaghị efunahụ mmetụta ya na nso nso a.
A na-ekpochapụ ọkwa 3CR12 igwe anaghị agba nchara na 700 ruo 750 ° C, kewara n'ime akụkụ 25mm, nke ọ bụla na-etinye ya maka awa 1.5. Mgbe ahụ, hapụ ihe ahụ ka ọ dị jụụ. A ga-echekwa nlekọta ahụ iji gbochie ịhịa aka n'oge ọgwụgwọ okpomọkụ. Ihe ndị na-emepụta ihe na nkwụsị corrosion nke ọkwa a na-emetụta ọgwụgwọ nkwụsịtụ.
Usoro ịgbado ọkụ na-eji maka austenitic igwe anaghị agba nchara nwere ike tinye na ọkwa 3CR12 igwe anaghị agba nchara. Tụlee obere okpomọkụ ntinye teknụzụ dị ka GMAW (MIG) na GTAW (TIG) .Na ịgbado ọkụ, ọkwa 309 filler waya pre-certified to AS 1554.6 bụ ọkachamma. Otú ọ dị, 308L, 310 grade na-eji 310 waya. Ọnọdụ. Enwere ike iwepụ ihe ọ bụla na-agba agba na ngwaahịa a na-ere ere site na iji gas nkwado ma ọ bụ usoro dị ka ihicha na pickling.
Igwe igwe anaghị agba nchara 3CR12 bụ ihe dịka 60% nke nke dị nro. Ha na-arụsi ọrụ ike na-arụ ọrụ dị ala karịa nke ígwè austenitic, n'ihi ya, ọ dịghị ụzọ nhazi pụrụ iche achọrọ.
Ngwongwo 3CR12 igwe anaghị agba nchara dị na ọkọlọtọ Hot Rolled Annealed and Pickled (HRAP), na mkpuchi dị na njedebe 2B ma ọ bụ 2D. A pụkwara ịmepụta ihe ndị na-acha oji site na ihe na-ekpo ọkụ na-ekpo ọkụ, na-ahapụ oghere ojii oxidized n'elu ígwè.
Ụtụtụ ọma Richard, enwere m obi ụtọ ịnye gị ọnụọgụ ọ bụla nke 3Cr12. Anyị na-enye ihe dị n'okpuru akara Cromgard C12. Biko kpọọ m na 719-597-2423.Jane Robinson.
Echiche ndị ekwuru ebe a bụ nke onye odee na ọ bụchaghị egosipụta echiche na echiche nke AZoM.com.
Na Advanced Materials na June 2022, AZoM gwara Ben Melrose nke International Syalons banyere ahịa ihe dị elu, ụlọ ọrụ 4.0, na ntinye aka na efu efu.
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Edemede a na-enye ntule njedebe nke ndụ batrị lithium-ion, na-elekwasị anya n'ịmegharị ọnụ ọgụgụ batrị lithium-ion na-arịwanye elu iji mee ka ụzọ dịgidere na okirikiri maka iji batrị na iji ya eme ihe.
Corrosion bụ mmebi nke ihe alloy n'ihi ikpughe na gburugburu ebe obibi. A na-eji usoro dị iche iche eme ihe iji gbochie mmebi nke ihe ndị na-emepụta ihe na-eme ka ihe ndị dị n'igwe pụta ìhè na ikuku ma ọ bụ ọnọdụ ọjọọ ndị ọzọ.
N'ihi mmụba na-arịwanye elu maka ume, ọchịchọ maka mmanụ ọkụ nuklia na-abawanyekwa, nke na-eduga n'ihu n'ịbawanye ụba na ọchịchọ maka nyocha teknụzụ post-irradiation (PIE).