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42CrMo uamea taai vevela ie
42CrMo uamea taai vevela ie
42CrMo uamea taai vevela ie
42CrMo uamea taai vevela ie

42CrMo u'amea taai vevela ie/pa

42CrMo uʻamea e patino i palasitika uʻamea uʻamea i uʻamea uʻamea mai le vaaiga o le faavasegaina o mea. O loʻo i ai mea faʻainisinia lelei ma masini, ma e faʻaaogaina lautele. E masani ona lua ituaiga o mea, ipu ma lapotopoto pa. O loʻo faʻaaogaina le ipu mo le gaosiga o gaosiga, o laʻau lapotopoto e faʻaaogaina saʻo vaega masini, lea ua iloa e le alamanuia.
Folasaga o oloa
42CrMo4 o se uʻamea mo le tineia ma le faʻafefe, o loʻo i ai se tuʻufaʻatasiga lelei o le malosi ma le faʻamalosi i le tulaga faʻafefe ma faʻafefe. A mae'a le tineia o le suau'u, o le uamea o le a fa'amaaaina e o'o atu i le ø60 mm le lautele. O le microstructure o fua tetele e le atoatoa martensite. O le uamea e faʻatatau i le faʻamalosi faʻamalosi. Ole malo ole luga ole a sili atu ile min. 53 HRC. 42CrMo4 e mafai ona tuʻuina atu M-togafitiga ina ia faʻamalieina le masini.
Fa'amatalaga fa'apitoa
Fa'asu'esu'ega o vaila'au
Vasega uamea C Si Mn P S Cr Mo Cu
35CrMo 0.38~0.45% 0.17~0.37% 0.50~0.80% ≤0.035% ≤0.035% 0.90~1.20% 0.15~0.25% ≤0.30%

Mea tau masini
Malosi e maua σs/MPa (>=) Malosi fa'amalosi σb/MPa (>=) Fa'aumiumi
δ5/% (>=)
Fa'aitiitiga o
vaega ψ/% (>=)
A'afiaga e mitiia le malosi Aku2/J (>=) Malosi HBS
100/3000 maualuga
≥930(95) ≥1080(110) ≥12 ≥45 ≥78(8) ≤217HB

Ina ia faʻateleina le ola mate i le sili atu i le 800,000 taimi mate, e mafai ona faʻamaʻaʻaina le uamea muamua e ala i le tineia ma le maualalo o le vevela. Pe a tineia, muaʻi vevela i le 500-600 ℃ mo le 2-4 itula, ona teu lea i le 850-880 ℃ mo se vaitaimi patino (a itiiti ifo i le 2 itula), ona tuʻu lea i totonu o le suauʻu ma malulu i le 50-100 ℃ ma malulu ea, o le maaa e mafai ona oʻo atu i le 50 pe a uma ona tineia -52HRC, ina ia puipuia ai le taʻeina, 200℃ maualalo le vevela o togafitiga e tatau ona faia vave. A maeʻa le faʻafefe, o le maaa e mafai ona tumau i luga ole 48HRC.

42CrMo Togafiti vevela uamea

Fa'asusu

Fa'alili i le 760±10 ℃, fa'amalo le ogaumu i le 400 ℃ ona fa'amalieina lea o le ea.

Fa'asalaina

Normalizing i le 760±10 ℃, ea malulu pe a uma i fafo o le ogaumu.

Fa'amatalaga e uiga i Togafitiga Fa'a'ave'esea ma Fa'a'ave'esea

E tatau ona gauai atu i le vevela o le vai coolant. Ma e tatau ona mautinoa e leai se suauu faʻaleagaina poʻo isi mea leaga. A leai, o le maaa o le sila o le a le lava pe leai foi.

Quenching ma tempering mo billet mea uamea e aunoa ma le faagasologa, ona maua lea e le tutusa maaa. O lea la e manaʻomia le faʻagaioiina o le faʻamalosi poʻo le olo aʻo leʻi faia le Q + T.

Oloa Fa'atatau
AISI 4140 u'amea uamea 1.7225 uamea,Scm440 uamea,42CrMo4 uamea,SAE4140 uamea,42CrMo uamea
AISI 4140 Uamea 1.7225 42CrMo4 SCM440
5140 ipu uamea 1.7035 41Cr4 SCr440 uamea uamea
AISI 4340 Uamea 36CrNiMo4 1.6511 EN24 817M40 SNCM439
AISI 8620 Uamea
EN 34CrNiMo6 Uamea
DIN 30CrNiMo8 uamea
1.2083 Uamea ,X42Cr13
W6Mo5Cr4V2Co5(M35) u'amea lapotopoto uamea taai vevela
W18Cr4V u'amea lapotopoto fa'aloloa vevela
20CrNiMo(8620H) uamea taai vevela lapotopoto pa
34CrNiMo6 u'amea ta'ai vevela lapotopoto pa
Q390B-Q390D uamea taai vevela lapotopoto pa
CrWMn uamea taai vevela lapotopoto pa
3Cr2W8V u'amea lapotopoto fa'aloloa vevela
Cr12MoV u'amea lapotopoto fa'aloloa vevela
Cr12 uamea taai vevela lapotopoto pa
A105 uamea taai vevela lapotopoto pa
40CrMnMo uamea lapotopoto pa
65Mn uamea taai vevela lapotopoto pa
16MnCr5 uamea taai vevela lapotopoto pa
B2 uamea taai vevela lapotopoto pa
38CrMoAl u'amea lapotopoto fa'avili vevela
18CrNiMo7-6
20MnCr5 uamea taai vevela lapotopoto pa
9SiCr u'amea lapotopoto uamea taai vevela
20CrMnMo
60Si2Mn uamea taai vevela lapotopoto pa
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