Kedu ihe bụ ụdị ọgwụgwọ okpomọkụ maka igwe anaghị agba nchara?

Ọkwa igwe anaghị agba nchara	Ụdị	Ejikarị	Ọgwụgwọ Okpomọkụ a na-ahụkarị
304/304L	Austenitic	Nri, kemịkalụ, mmiri	Ngwọta annealing
316/316 l	Austenitic	Chemical, mmiri, pharma	Ngwọta annealing
410/420	Martensitic	Valves, akụkụ turbine	Na-agbasi ike + na-ewe iwe
430	Ferritic	Mpempe ụgbọ ala, ngwa	Na-ewe iwe
17-4PH	Mmiri siri ike.	Aerospace, nuklia	Ịka nká (mmiri ozuzo)

Ụdị ọgwụgwọ okpomọkụ maka igwe anaghị agba nchara

1. Na-ewe iwe

Ebumnuche:

• Belata isi ike ma melite ductility

• Wepu nrụgide dị n'ime

• Mechaa nhazi ọka

Usoro:

• Kpoo ọkụ na otu okpomọkụ (800-1100 Celsius dabere na ọkwa)

• Jide maka oge atọrọ

• Ji nwayọọ nwayọọ dị jụụ, na-emekarị n'ime ọkụ

Eji maka:

• Ferritic (430)namartensitic (410, 420)akara ule

• Na-adị nro mgbe arụ ọrụ oyi gasịrị

• Na-emeziwanye igwe

sakysteelna-enye ọrụ mgbakasị ahụ a na-achịkwa iji hụ na microstructure otu na ịdị nro kachasị mma maka igwe.

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2. Ngwọta Ngwọta (Ngwọta Ọgwụgwọ)

Ebumnuche:

• Igbari carbides na precipitates

• Weghachite nguzogide corrosion

• Nweta usoro austenitic otu

Usoro:

• Kpoo ọkụ ruo ~ 1040-1120 Celsius

• Ịkwụsị ngwa ngwa n'ime mmiri ma ọ bụ ikuku iji kpoo ihe owuwu ahụ

Eji maka:

• Austenitic igwe anaghị agba nchara(304, 316)

• Mkpa mgbe ịgbado ọkụ ma ọ bụ na-ekpo ọkụ na-arụ ọrụ

• Na-ewepu chromium carbide precipitates ma weghachi nguzogide corrosion

sakysteelna-eme n'aka na a na-esochi mgbakasị ihe ngwọta site na nkwụsị ngwa ngwa iji zere mmetụta uche na corrosion intergranular.

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3. Ịgba ume (Quenching)

Ebumnuche:

• Mee ka ike na ike sie ike

• Melite nguzogide eyi

Usoro:

• Kpoo igwe anaghị agba nchara martensitic ruo ~950-1050°C

• Jide iji kwadoo nhazi ahụ

• Ịkwụsị ngwa ngwa na mmanụ ma ọ bụ ikuku

Eji maka:

• Martensitic igwe anaghị agba nchara(410, 420, 440C)

• Ngwa ndị chọrọ isi ike elu elu (valvụ, bearings)

Rịba ama: Austenitic steels enweghị ike imesi ike site na ọgwụgwọ okpomọkụ.

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4. Iwe iwe

Ebumnuche:

• Belata brittleness mgbe obi siri ike

• Mee ka ike sie ike

• Gbanwee ike na mkpa ngwa

Usoro:

• Kpoo ọkụ ruo 150-600 Celsius C mgbe ị gbasiri ike

• Jide 1-2 awa dabere na akụkụ size

• Jụụ jụụ ikuku

Eji maka:

• Martensitic igwe anaghị agba nchara

• Ọtụtụ mgbe na-ejikọta ya na hardening na usoro abụọ

sakysteelna-achịkwa usoro ịhịa aka n'ahụ nke ọma ka ọ dakọtara nkọwapụta igwe maka ogbe ọ bụla.

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5. Mwepụta mmiri ozuzo (ịka nká)

Ebumnuche:

• Gbasie ike site na nhazi nke ọma

• Nweta ike mkpụrụ dị elu na-enweghị oke mgbagha

Usoro:

• Ngwọta na-emeso na ~ 1040 ° C na quench

• Afọ na 480-620 Celsius C ruo ọtụtụ awa

Eji maka:

• 17-4PH (UNS S17400)na alloys yiri ya

• Aerospace, nuklia, na ihe ndị nwere ike dị elu

Uru:

• Oke ike na oke dị oke mma

• Ezigbo nguzogide corrosion

• Obere mgbagha ma e jiri ya tụnyere hardening martensitic

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6. Na-ebelata nchekasị

Ebumnuche:

• Wepu nrụgide dị n'ime site n'iji igwe, ịhịa aka, ma ọ bụ ịgbado ọkụ kpatara

• Gbochie mgbanwe akụkụ n'oge ọrụ

Usoro:

• Kpoo ọkụ ruo 300-600 Celsius

• Jide maka oge a kapịrị ọnụ

• Ji nwayọọ nwayọọ

Eji maka:

• Nnukwu akụkụ akpara akpa

• Ngwa ndị eji arụ ọrụ nkenke

sakysteelna-enye ihe ngwọta na-ebelata nchekasị nchekasị iji nọgide na-enwe nkwụsi ike n'akụkụ nke ihe mgbagwoju anya.

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7. Na-emezigharị (Ọ dị obere na igwe anaghị agba nchara)

Ebumnuche:

• Mechaa nha ọka

• Melite ịdị n'otu na nhazi na akụrụngwa

Usoro:

• Okpomọkụ na n'elu mgbanwe okpomọkụ

• Ikuku dị jụụ ruo okpomọkụ ụlọ

Eji maka:

• A na-ejikarị carbon na alloy steel

• A na-etinye oge ụfọdụ na igwe anaghị agba nchara ferritic

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Ihe ndị na-emetụta nhọrọ ọgwụgwọ okpomọkụ

• Ọkwa igwe anaghị agba nchara

• Ọnọdụ okpomọkụ na ọnọdụ ọrụ

• Ihe nguzogide corrosion chọrọ

• Njirimara igwe achọrọ

• Nha akụkụ na ọdịdị

• Usoro nhazi mgbe emechara (welding, machining)

Ngwọta ikpo ọkụ kwesịrị ekwesị na-eme ka a hụ na igwe anaghị agba nchara na-arụ ọrụ nke ọma na gburugburu ebe ike na-eme ihe ike ma na-ezute ụkpụrụ igwe.

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Njikwa ogo na ọgwụgwọ okpomọkụ

At sakysteel, A na-eduzi ọgwụgwọ okpomọkụ nke igwe anaghị agba nchara n'ọkụ na-achịkwa ya na:

• Nleba anya nke ọma na ọnọdụ okpomọkụ

• Thermocouple nsochimaka nnukwu iberibe

• Nrube isi na ụkpụrụ ASTM A276, A182, A564

• Nnwale ọgwụgwọ ọgwụgwọ gasịrịgụnyere ike, tensile, na metallographic analysis

• EN 10204 3.1/3.2 asambodomgbe arịrịọ

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Ngwa nke igwe anaghị agba nchara gwọọ ọkụ

• Flanges na ihe ndozi: Annealed ngwọta ma ọ bụ hazie

• Ihe nkpuchi na Valve: Obi siri ike na iwe

• Ụlọ mgbapụta: Akwụsịla nchekasị

• Akụkụ ikuku: Mmiri siri ike

• Ụgbọ mmiri nrụgide: Annealed na nwalere ka ASME ụkpụrụ

sakysteelna-enyere ndị ahịa aka n'ọgbọ ọkụ, mmiri, akụrụngwa nri, mmanụ & gas, na ndị ọzọ.

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Mmechi

Okpomọkụ ọgwụgwọ bụ nzọụkwụ dị mkpa n'ichepụta nkeigwe anaghị agba nchara forgings, na-enye ohere njikwa ziri ezi n'elu ike igwe, nguzogide corrosion, na nhazi ime. Dabere na alloy na ngwa, ọgwụgwọ okpomọkụ nwere ike ịgụnye mgbakasị ahụ, ọgwụgwọ ngwọta, ike ike, iwe ọkụ, nkwụsị nchekasị, ma ọ bụ ịka nká.

Site n'ịghọtaokpomọkụ ọgwụgwọ ụdị maka igwe anaghị agba nchara forgings, ndị injinia na ndị na-azụ ahịa nwere ike ịkọwapụta usoro ziri ezi maka ngwa dị oke egwu. Nasakysteel, anyị na-enye ọrụ ịhịa aka n'ahụ na ikpo ọkụ zuru oke nke na-agbaso ụkpụrụ mba ụwa na nkọwa ndị ahịa.