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Martensitic alagbara, irin pisitini silinda processing

Новости

 Martensitic alagbara, irin pisitini silinda processing 

2025-11-16

Ohun elo

1.4112 (S46990, S44003, sus440b, X90CrMoV18)

 

kemikali tiwqn

C: 0.85 ~ 0.95%; Si: ≤1.0%; Mn: ≤1.0%; P: ≤0.04%; S: ≤0.015%; K: 17 ~ 19%; Mo: 0.9~1.3%; V: 0.07 ~ 0.12 %; Fe: iwontunwonsi

 

Awọn ohun-ini ohun elo

Ìwọ̀n: 7.7g/cm³; agbara fifẹ: 590MPa; agbara ikore: 245MPa; elongation: 15%; lile HBW: 269; quenching ati tempering líle: 55HRC.

 

Darí ihuwasi

1.4112 jẹ irin alagbara martensitic erogba giga. Awọn ohun-ini ẹrọ ẹrọ rẹ ni akọkọ pẹlu agbara, lile, lile, ati bẹbẹ lọ Nitori erogba giga rẹ ati akoonu chromium, iru irin yii ni agbara giga ati lile ati pe o le koju titẹ nla ati wọ. Ni akoko kanna, nitori lile lile rẹ ti o dara, iru irin yii ko rọrun lati gbin ati pe o le ṣee lo ni awọn agbegbe eka diẹ sii. Sooro si ipata lati oju-aye kekere, oru omi titun, amonia, ọpọlọpọ awọn ọja epo ati awọn ohun elo Organic, ati ọpọlọpọ awọn agbegbe ekikan alailagbara. Iwọn otutu annealing ti lọ silẹ pupọ, ati lile lẹhin piparẹ jẹ giga. Lile nigbagbogbo de HRC56-58. O ni o ni ti o dara ipata resistance (oofa) ati ki o lagbara toughness.

 

Awọn agbegbe ohun elo

Nitori 1.4112 irin alagbara, irin ni o ni o tayọ ipata resistance ati darí ini, o ti wa ni o gbajumo ni lilo ni Epo ilẹ, kemikali ise, tona ina-, awọn ọkọ ayọkẹlẹ, ounje ati awọn miiran oko. Ninu awọn ile-iṣẹ epo ati awọn ile-iṣẹ kemikali, nitori idiwọ ipata rẹ ti o dara julọ, o ti lo lati ṣe awọn reactors, pipelines ati awọn ohun elo miiran. Ni aaye ti imọ-ẹrọ oju omi, a lo lati ṣe awọn ẹya pataki ti awọn ọkọ oju omi ati awọn iru ẹrọ ti ita. Ni aaye ọkọ ayọkẹlẹ, o ti lo lati ṣe awọn paati gẹgẹbi awọn eto eefi ati awọn ohun mimu. Ni aaye ounjẹ, o ti lo lati ṣe awọn ohun elo ibi idana ounjẹ ati ohun elo mimu ounjẹ nitori awọn ohun-ini mimọ to dara.

 

Išẹ ilana

Awọn ohun-ini ilana ti 1.4112 irin alagbara, irin ni akọkọ pẹlu alurinmorin, itọju ooru ati awọn ohun-ini sisẹ. Iru irin yii ni iṣẹ alurinmorin to dara ati pe o le ṣe welded nipa lilo awọn ọna alurinmorin pupọ. Itọju igbona le ṣe ilọsiwaju awọn ohun-ini ẹrọ ati ilodisi ipata, ṣugbọn itọju nilo lati ṣe idiwọ fifọ tabi abuku ti o ṣẹlẹ nipasẹ igbona tabi itutu pupọ. O ni iṣẹ ṣiṣe ti o dara ati pe o le ṣee lo fun titan, milling, liluho, titẹ ni kia kia ati awọn iṣẹ ṣiṣe miiran. Awọn aila-nfani rẹ ni pe o jẹ alalepo ati ki o gbona ni iyara, ṣugbọn o rọrun lati iyanrin ju irin erogba eyikeyi lọ ati pe o rọrun pupọ lati ge pẹlu riran ọwọ.

 

Awọn ibeere processing awọn ẹya

Martensitic alagbara, irin piston silinda processing1

Iṣe deede sisẹ ti o ga julọ jẹ 0.03mm, didan ti o ga julọ jẹ Rz1um, ati ifọkanbalẹ ti gbogbo awọn ibi-ipin ipin ita wa laarin 0.03mm.

 

Ṣiṣẹda

Simẹnti: lilo alabọde otutu epo-eti ti sọnu epo konge simẹnti.

Martensitic alagbara, irin piston silinda processing2
Martensitic alagbara, irin piston silinda processing3
Martensitic alagbara, irin piston silinda processing4

Ẹ̀rọ: Lathe di ọkan opin ti awọn claw dimole, ifọwọsowọpọ pẹlu awọn fireemu aarin, ilana awọn lode Circle bi a konge itọkasi, ki o si lakọkọ awọn akojọpọ iho, ṣe awọn ti o ni inira titan ati ki o itanran titan lati lọwọ awọn akojọpọ inu ati lode roboto, ati ki o pari titan awọn lode iyika ati opin oju ti awọn mejeeji ba pari.

Martensitic alagbara, irin piston silinda processing5
Martensitic alagbara, irin piston silinda processing6

Alaye ilana ẹrọ

Martensitic alagbara, irin piston silinda processing111 (7)

1.Mu inu iho ni ẹgbẹ meji. Ti o ni inira Machining meji ẹgbẹ (Size10,15,16,20,27,28,30,35,36,37,38)ati gbogbo jade dada;

Martensitic alagbara, irin piston silinda processing111 (1)

2.Clamp osi ẹgbẹ, ki o si mu OD dada. Machining ọtun ẹgbẹ ati inu ihò.  Ti o ni inira machining iwọn NO.27---45. Pari iwọn machining NỌ.72;

Martensitic alagbara, irin piston silinda processing111 (2)

3.Clamp ọtun ẹgbẹ, ki o si mu OD dada, Ti o ni inira machining apa osi, Rough machining iwọn NO.9,10,11,12,13,14,15,16,20,21ati 57-64;

Martensitic alagbara, irin piston silinda processing111 (3)

4.Mu inu iho lati apa ọtun,O jẹ ipilẹ A. Mu apakan lati iho apa osi. Ṣe machining ipari ni ẹgbẹ mejeeji. Machining iwọn NO.9, 10-16,20,21. Ati 23-45;

Martensitic alagbara, irin piston silinda processing111 (4)

5.CNC machining awọn ihò,o tẹle ni ẹgbẹ mejeeji;

6.Machining Iwọn NỌ. 2,4,6,8. 46-56.

 

Lilọ ati didan: ifiṣura 0.05mm fun iyọọda processing grinder, ti abẹnu lilọ + honing.

Itọju igbona:

Annealing, o lọra itutu ni 800 ~ 920 ℃; quenching, epo itutu ni 1000 ~ 1050 ℃; iwọn otutu, 200 ~ 300 ℃; 96h quenching ati tempering ooru itọju.

 

Material iroyin

Martensitic alagbara, irin piston silinda processing111 (5)

CMM igbeyewo

Martensitic alagbara, irin piston silinda processing111 (6)

Idanwo titẹ

Martensitic alagbara, irin piston silinda processing111 (8)
Martensitic alagbara, irin pisitini silinda processing666
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