ASTM SAE8620 20CrNiMo Alloy Alloy Karfe Bututu

ASTM SAE8620 20CrNiMo Alloy Bakin Karfe Bututu Featured Hoton

Takaitaccen Bayani:

20CrNiMo babban ƙarfe tsarin gami ne mai inganci tare da kyawawan kaddarorin inji, juriya na lalata da juriya.Ana amfani da shi sosai a cikin injina, injiniyanci, gine-gine da filayen kare muhalli.Ƙarfinsa mai girma, ƙaƙƙarfan ƙaƙƙarfan ƙarfi da ductility yana ba shi damar kula da rayuwa mai tsawo a cikin yanayi mai tsanani da kuma tsayayya da manyan kaya, yana ba da goyon baya mai karfi don bunkasa masana'antu na zamani da aikin injiniya.

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Cikakken Bayani

Tags samfurin

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Haɗin Sinadari

C	Si	Mn	S	P	Cr	Ni	Mo	Cu
0.17 ~ 0.23	0.17 ~ 0.37	0.60 ~ 0.95	≤0.035	≤0.035	0.40 ~ 0.70	0.25 ~ 0.75	0.20 ~ 0.30	≤0.30

Kayayyakin Injini

Ƙarfin Ƙarfiσb (MPa)	Ƙarfin Haɓakaσs (MPa)	Tsawaitawaδ5 (%)	Tasirin kuzari Akv (J)	Raunin sashe ψ (%)	Ƙimar taurin tasiri αkv (J/cm2)	TauriHB
≥980 (100)	≥785(80)	≥9	≥47	≥40	≥59(6)	≤197

20CrNiMo Alloy Bakin Karfe Bututu

20CrNiMo asalin lambar karfe 8620 ne a cikin ma'aunin AISI da SAE na Amurka.Ayyukan hardenability yayi kama da na karfe 20CrNi.Ko da yake abun cikin Ni a cikin karfe shine rabin na karfe 20CrNi, saboda ƙarin ƙaramin adadin Mo element, ɓangaren sama na austenite isothermal transformation curve yana motsawa zuwa dama;kuma saboda haɓakar da ya dace a cikin abun ciki na Mn, ƙarfin ƙarfin wannan ƙarfe har yanzu yana da kyau sosai, kuma ƙarfin Har ila yau ya fi ƙarfe 20CrNi, kuma yana iya maye gurbin karfe 12CrNi3 don kera sassan carburized da sassan cyanide waɗanda ke buƙatar babban aiki mai mahimmanci.20CrNiMo na iya jure wani zafin jiki ban da ingantattun kaddarorin saboda yana ɗauke da molybdenum.

Filin Aikace-aikace

1. A cikin masana'antun masana'antu, ana amfani da su sau da yawa don kera sassan da ke ƙarƙashin nauyin nauyi, babban damuwa, da kuma lalacewa mai yawa, irin su gears, shafts, bearings, da dai sauransu. Ƙarfin su da kyau mai kyau yana ba da damar waɗannan sassa don kula da wani abu. tsawon rayuwar sabis a cikin matsananciyar yanayin aiki.Bugu da ƙari, yana da kyakkyawan juriya na gajiya da juriya na lalata, wanda zai iya tsayayya da yashewar yanayin waje da kuma tabbatar da kwanciyar hankali na kayan aiki.

2. A fannin gine-gine, ana amfani da wannan karfe sosai wajen gina manyan gine-gine kamar gadoji da manyan gine-gine saboda karfinsa da kuma kyakykyawan kyawu.A cikin waɗannan sifofin, za su iya jure wa babban matsin lamba da tashin hankali, tabbatar da aminci da kwanciyar hankali na ginin.

3. Bugu da kari, tare da inganta fahimtar muhalli, aikace-aikace a fagen kare muhalli suna karuwa sosai.Misali, a cikin sabbin motocin makamashi, ana iya amfani da ita don kera mahimman abubuwan haɗin gwiwa kamar injina da masu ragewa, suna ba da gudummawa ga tafiye-tafiye kore.Har ila yau, yana taka muhimmiyar rawa a cikin kayan aikin kare muhalli kamar maganin najasa da maganin iskar gas, yana ba da goyon baya mai karfi don inganta yanayin muhalli.

Filin Aikace-aikace

1. Muhimman abubuwan tsarin, kamar kayan saukar jirgin sama, tankuna da abubuwan hawa sulke.

2. High-ƙarfi fasteners da haši.

3. Babban kaya masu kayatarwa da bearings.

Ƙayyadaddun Maganin Zafi

Kashe 850ºC, sanyi mai;Haushi 200ºC, sanyaya iska.

Matsayin Bayarwa

Bayarwa a cikin jiyya na zafi (na al'ada, annealing ko yanayin zafi mai zafi) ko babu yanayin maganin zafi, za a nuna yanayin bayarwa a cikin kwangilar.

Na baya: SAE4340 40CrNiMoA Alloy Bakin Karfe Bututu

Na gaba:30CrMnSiA Kauri Wall Alloy Karfe Bututu