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Awọn ipa ti Awọn eroja ni Alloys lori Awọn ohun-ini Mechanical

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 Awọn ipa ti Awọn eroja ni Alloys lori Awọn ohun-ini Mechanical 

2025-12-02

Ipilẹṣẹ oriṣiriṣi awọn eroja irin ni alloy le ni ipa pataki awọn ohun-ini ẹrọ rẹ (bii agbara, líle, ductility, toughness, resistance corrosion, bbl).

Awọn atẹle jẹ awọn ipa ti awọn eroja irin ti o wọpọ ni awọn alloy ati awọn ipa wọn lori awọn ohun-ini ẹrọ:

1. Erogba (C)

(1) Lo: Ni akọkọ ti a rii ni irin ati irin simẹnti, ti n ṣe awọn carbides pẹlu irin (bii Fe3C).

(2) ipa:

①.Agbára/ Lile: Akoonu erogba ti o pọ si ni pataki mu líle ati agbara pọ si (gẹgẹbi irin erogba giga), ṣugbọn awọn iye ti o pọ julọ le ja si brittleness.

②.Oṣiṣẹ: Awọn ti o ga ni erogba akoonu, isalẹ awọn ductility ati toughness.

③.Weldability: Ga erogba, irin ni ko dara alurinmorin-ini.

2.Kromium (Cr)

(1) Lo: Eroja bọtini fun irin alagbara (bii 304, 316) ati irin irinṣẹ.

(2) ipa:

①.Adabọ ibajẹ: Fọọmu fiimu ohun elo afẹfẹ palolo (Cr2O3) lati ṣe ilọsiwaju resistance ifoyina ati resistance ipata.

②. Lile/Agbara: Fọọmu awọn carbide pẹlu erogba (bii Cr23C6) lati mu líle dara ati wọ resistance.

③.Iṣẹ otutu giga: Ṣe ilọsiwaju agbara iwọn otutu giga (gẹgẹbi irin-sooro ooru).

3.Nickel (Ni)

(1) Awọn ohun elo: irin alagbara (gẹgẹbi 304), awọn alloy otutu giga (gẹgẹbi Inconel) ati awọn alloy sooro ipata.

(2) ipa:

①.Alágbára: Ṣe ilọsiwaju lile iwọn otutu kekere ati ductility (gẹgẹbi irin nickel fun awọn agbegbe iwọn otutu kekere).

②.Adabọ ibajẹ: Ṣe ilọsiwaju resistance si acids ati alkalis.

③.Austenite imuduro: Ni irin alagbara, o ṣe ifọwọsowọpọ pẹlu chromium lati ṣe agbekalẹ austenitic kan (bii 304 irin).

 

4.Molybdenum (Mo)

(1) Awọn ohun elo: irin agbara giga (bii 4140), irin alagbara (bii 316) ati awọn alloy otutu giga.

(2) ipa:

①.Agbara/Agbara ooru: Ṣe ilọsiwaju agbara iwọn otutu giga ati resistance ti nrakò.

②.Adabọ ibajẹ: Ṣe ilọsiwaju resistance si ipata wahala kiloraidi (bii irin alagbara 316).

③.Atunse ọkà: Ṣe ilọsiwaju lile.

5.Manganese (Mn)

(1) Awọn ohun elo: erogba irin (gẹgẹ bi awọn A36), ga agbara kekere alloy irin (HSLA) ati austenitic manganese irin (gẹgẹ bi awọn Hadfield irin).

(2) ipa:

①.Deoxidation/desulfurization: Dinku awọn ipa ipalara ti imi-ọjọ (awọn fọọmu MnS dipo FeS).

②.Agbára: Ṣe ilọsiwaju lile ati wọ resistance (fun apẹẹrẹ manganese, irin giga fun awọn buckets excavator).

③.Austenite imuduro: Apakan nickel rirọpo ni irin alagbara, irin.

6.Silikoni (Si)

(1) Nlo: Irin orisun omi (fun apẹẹrẹ 65Mn), irin itanna, ati awọn alumọni aluminiomu (fun apẹẹrẹ 4xxx jara).

(2) ipa:

①.Okun / rirọ: Ṣe ilọsiwaju agbara ati opin rirọ ti irin (fun apẹẹrẹ, irin orisun omi silikoni-manganese).

②.Deoxidizer: Yọ atẹgun kuro lakoko ṣiṣe irin.

Awọn ohun-ini oofa: Ṣe ilọsiwaju oofa ti irin itanna.

7.Aluminiomu (Al)

(1) Nlo: Awọn ohun elo aluminiomu (fun apẹẹrẹ 6061), awọn ohun elo ti o ga julọ (fun apẹẹrẹ Fe-Cr-Al), ati awọn deoxidizers.

(2) ipa:

①.Fúnná: Din iwuwo (aluminiomu alloys jẹ nipa 2/3 fẹẹrẹfẹ ju irin).

②.Adabọ ibajẹ: Fọọmu fiimu aabo Al2O3.

③.Atunse ọkà: Idilọwọ idagbasoke ọkà ni irin.

8.Titanium (Ti)

(1) Awọn ohun elo: Titanium alloys (fun apẹẹrẹ Ti-6Al-4V), awọn irin alagbara (fun apẹẹrẹ 321), ati awọn alloy iwọn otutu giga.

(2) ipa:

①. Ipin agbara/ iwuwo: Titanium alloys ni lalailopinpin giga kan pato agbara.

②.Adabọ ibajẹ: Koko omi okun ati kiloraidi ipata.

③.Ipilẹṣẹ Carbide: Ṣe atunṣe erogba ni irin lati ṣe idiwọ ipata intergranular (fun apẹẹrẹ 321 irin alagbara).

9.Ejò (Cu)

(1) Awọn ohun elo: Brass (Cu-Zn), idẹ (Cu-Sn), ati awọn irin-lile ojoriro (fun apẹẹrẹ 17-4PH).

(2) ipa:

①.Adabọ ibajẹ: Ṣe ilọsiwaju resistance ipata oju aye (fun apẹẹrẹ, irin oju ojo).

②.Iwa eletiriki/ooru: Ejò alloys ni o tayọ itanna elekitiriki.

③.Amúgbòrò òjò: Awọn fọọmu ε-Cu alakoso ni irin (fun apẹẹrẹ 17-4PH irin alagbara).

10.Vanadium (V)

(1) Awọn ohun elo: Awọn irin irin (fun apẹẹrẹ D2), awọn irin-kekere alloy kekere ti o ni agbara giga (HSLA).

(2) ipa:

①. Isọdọtun ọkà: Ibiyi ti carbonitrides (bii VC) lati dena idagbasoke ọkà.

②.Agbára/alágbára: Mu agbara pọ si lakoko mimu lile (gẹgẹbi irin HSLA).

11.Tungsten (W)

(1) Awọn ohun elo: Irin iyara to gaju (gẹgẹbi M2), carbide cemented (WC-Co) ati awọn alloy iwọn otutu giga.

(2) ipa:

①. Lile otutu giga: Ibiyi ti awọn carbides sooro wọ (bii W2C).

②.Rẹpa lile: Irin iyara to gaju n ṣetọju lile ni awọn iwọn otutu giga.

12.Zinc (Zn)

(1) Awọn ohun elo: Galvanized, irin (idena ipata), idẹ (Cu-Zn) ati aluminiomu alloys (gẹgẹ bi awọn 7xxx jara).

(2) ipa:

①.Abo anode irubo: Layer zinc ṣe aabo fun matrix irin.

②.Agbára: Fọọmu ipele okunkun ni awọn alloy aluminiomu (bii Zn-Mg-Cu, 7075 alloy aluminiomu).

 

Lakotan: Ipa mojuto ti awọn eroja lori awọn ohun-ini ẹrọ

Iṣẹ ṣiṣe Awọn eroja idasi akọkọ
Agbara / lile C, Cr, Mo, V, W, Mn
ductility / toughness Ni, Al, Cu (Iwọntunwọnsi)
Idaabobo ipata Cr, Ni, Mo, Cu, Al
Išẹ otutu giga W, Mo, Cr, Ti, Ni
Ìwúwo fẹ́lẹ́fẹ́lẹ́ Al, Ti, Mg

Nipa ṣiṣe atunṣe akoonu ati apapo awọn eroja wọnyi, awọn ohun elo le ṣe apẹrẹ lati pade awọn aini pataki (gẹgẹbi awọn irin-giga ti o ga, awọn ohun elo ti o ni ipalara, tabi awọn ohun elo ti o ga julọ).

Awọn ipa ti Awọn eroja ni Alloys lori Mechanical Properties111
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