Ƙwararriyar Sinanci En 34CrMo4 / 42CrMo4 Tsarin Motoci mara kyau

Takaitaccen Bayani:

42CrMo alloy bututu maras kyau shine ƙarfe mai ƙarfi mai ƙarfi tare da ƙarfi mai ƙarfi da tauri, mai ƙarfi mai ƙarfi, babu ƙarancin zafin jiki, da ƙaramin nakasawa yayin kashewa.Bayan quenching da tempering, 42CrMo gami da bututu maras kyau yana da iyakar gajiya da juriya mai yawa, tasirin tasiri mai kyau a ƙananan zafin jiki, da ƙarfi mai ƙarfi da ƙarfin juriya a babban zafin jiki.Ana amfani da quenching surface bayan quenching da tempering a matsayin tsarin maganin zafi don 42CrMo gami da bututu marasa ƙarfi.


Cikakken Bayani

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Wannan yana da ingantaccen darajar ƙananan kasuwancin, babban sabis na tallace-tallace da wuraren samarwa na zamani, mun sami babban matsayi a tsakanin masu siyan mu a duk faɗin duniya don ƙwararren ƙwararren Sinanci En 34CrMo4 / 42CrMo4 Tsarin Motoci mara ƙarfi mara ƙarfi. dawwamammen dangantakar kamfani tare da ku kuma za mu yi mafi kyawun kamfani a cikin lamarin ku.
Wannan yana da ingantaccen darajar ƙananan kasuwancin, babban sabis na tallace-tallace da wuraren samarwa na zamani, mun sami babban matsayi a tsakanin masu siyan mu a duk faɗin duniya donChina 34CrMo4 da 42CrMo4 Bututu Alloy Karfe, Muna fatan za mu iya kafa haɗin gwiwa na dogon lokaci tare da duk abokan ciniki.Kuma fatan za mu iya inganta gasa da kuma cimma nasarar nasara tare da abokan ciniki.Muna maraba da abokan ciniki daga ko'ina cikin duniya don tuntuɓar mu don duk wani abu da kuke buƙatar samun!

Ba shi da wani bayyanannen tashin hankali, ƙananan nakasawa a lokacin quenching, iyakar gajiya mai yawa da juriya masu yawa bayan quenching da jin zafi.42CrMo gami da bututu maras kyau yana da tasirin tasiri mai kyau a ƙananan zafin jiki da ƙarfi mai ƙarfi da ƙarfin juriya a babban zafin jiki.Ana amfani da quenching surface bayan quenching da tempering a matsayin tsarin maganin zafi don 42CrMo gami da bututu marasa ƙarfi.

Alloy na musamman karfe:41Cr4,25CrMo4,30CrMo4,34CrMo4,42CrMo4

OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M ko kowane tsayi da aka ƙayyade.

Aikace-aikace: Machining, Janar injiniya, crane hannu, Bushes, Silinda Daban-daban, Conveyor Rolls, m Shafts, m sassa da aka gyara, Kwaya, Zobba, da dai sauransu

Aikace-aikace na 42CrMo gami da bututu maras kyau: ƙarfe na musamman da ake amfani da shi don gadoji shine “42CrMo”, ƙarfe na musamman don ginshiƙan mota shine “42CrMo”, kuma ƙarfe na musamman don tasoshin matsa lamba shine “42CrMo”.Irin wannan ƙarfe yana inganta kayan aikin ƙarfe ta hanyar daidaita abun ciki na carbon (c).Saboda haka, bisa ga abun ciki na carbon, irin wannan karfe za a iya raba zuwa: low carbon karfe - da carbon abun ciki ne kullum kasa da 0.25%, kamar 10 da 20 karfe;Matsakaicin carbon karfe - abun cikin carbon gabaɗaya tsakanin 0.25 da 0.60%, kamar 35 da 45 karfe;High carbon karfe - da carbon abun ciki ne kullum fi 0.60%.Gabaɗaya ba a amfani da irin wannan ƙarfe don yin bututun ƙarfe.

Aikace-aikace na yau da kullun
Ya dace da yin manyan gyare-gyaren filastik masu girma da matsakaici masu buƙatar takamaiman ƙarfi da tauri.

40crmo 42CrMo 42CrMo4 Alloy9
40crmo 42CrMo 42CrMo4 Alloy8
40crmo 42CrMo 42CrMo4 Alloy7
40crmo 42CrMo 42CrMo4 Alloy10
40crmo 42CrMo 42CrMo4 Alloy1
40crmo 42CrMo 42CrMo4 Alloy11

Karfe daraja

C

Si

Mn

P

S

Cr

Mo

Ni

Sunan karfe

Lambar karfe

min.

max.

max.

min.

max.

max.

max.

min.

max.

min.

max.

min.

max.

41Cr4

1.7035

0,38

0,45

0,40

0,60

0,90

0,035

0,035

0,90

1,20

-

-

-

-

25CrMo4

1.7218

0,22

0,29

0,40

0,60

0,90

0,035

0,035

0,90

1,20

0,15

0,30

-

-

30CrMo4

1.7216

0,27

0,34

0,35

0,35

0,60

0,035

0,035

0,80

1,15

0,15

0,30

-

-

34CrMo4

1.7220

0,30

0,37

0,40

0,60

0,90

0,035

0,035

0,90

1,20

0,15

0,30

-

-

42CrMo4

1.7225

0,38

0,45

0,40

0,60

0,90

0,035

0,035

0,90

1,20

0,15

0,30

-

-

a Duba kuma 7.1.
b<0.25% Ku.

Karfe daraja

Ƙananan kaddarorin juzu'i

Sunan karfe

Lambar karfe

Ƙarfin Haɓaka (ReH) MPa

Ƙarfin ƙarfi (RM) MPa

Tsawaita A%

Don T a mm

Don T a mm

Don T a mm

T≤8

8 t≤20

20 | T≤50

50 | T≤80

T≤8

8 t≤20

20 | T≤50

50 | T≤80

T≤8

8 t≤20

20 | T≤50

50 | T≤80

l

t

l

t

l

t

l

t

41Cr4

1.7035

800

660

560

-

1000

900

800

-

11

9

12

10

14

12

-

-

25CrMo4

1.7218

700

600

450

400

900

800

700

650

12

10

14

12

15

13

16

14

30CrMo4

1.7216

750

630

520

480

950

850

750

700

12

10

13

11

14

12

15

13

34CrMo4

1.7220

800

650

550

500

1000

900

800

750

11

9

12

10

14

12

15

13

42CrMo4

1.7225

900

750

650

550

1100

1000

900

800

10

8

11

9

12

10

13

11

NOTE l = mai tsayi, t = juye.

Haƙuri na Tsawon Tsawon Su:
Lokacin da Tsawon yayi daidai 6000mm, Haƙuri 0/+10
Lokacin 6 000 <L = 12 000, Haƙuri 0/+15
Lokacin> 12 000, Haƙuri 0/+ ta yarjejeniya
Ƙayyadaddun tsari da kaddarorin jiki na 42CrMo karfe bututu
42CrMo karfe bututu, carbon abun ciki: 0.38 ~ 0.45%, silicon: 0.17 ~ 0.37%, manganese: 0.50 ~ 0.80%.

42CrMo karfe bututu nasa ne na matsananci-high ƙarfi karfe, tare da babban ƙarfi da taurin, mai kyau hardenability, babu wani fili tempering brittleness, high gajiya iyaka da mahara tasiri juriya bayan quenching da tempering jiyya, da kuma mai kyau low-zazzabi tasiri tauri.

Karfe ya dace da kera manyan gyare-gyaren filastik masu girma da matsakaici waɗanda ke buƙatar takamaiman ƙarfi da ƙarfi.Madaidaicin ma'auni na ƙungiyar ƙasa da ƙasa: 42CrMo4 yayi daidai da alamar Jafananci: scm440 yayi daidai da alamar Jamusanci: 42CrMo4 kusan daidai da alamar Amurka: halaye 4140 da iyakokin aikace-aikacen: babban ƙarfi, ƙarfin ƙarfi, tauri mai kyau, ƙaramin nakasawa yayin kashewa, ƙarfi mai ƙarfi da ƙarfi. ƙarfin juriya a babban zafin jiki.Ana amfani dashi don kera ƙirƙira tare da ƙarfi mafi girma kuma mafi girma quenching da tempering giciye-sashe fiye da 35CrMo karfe, kamar manyan kaya don locomotive gogayya, watsa kaya na supercharger, raya axle, haɗa sanda da kuma bazara matsa tare da babban kaya, rawar soja hadin gwiwa da kuma kayan aikin kamun kifi na mai mai zurfin rijiyar ƙasa da 2000m, da mold don injin lanƙwasa.

Sulfur s: abun ciki da aka yarda da shi ≤ 0.035%

Phosphorus P: abun ciki da aka halatta ≤ 0.035%

Chromium (CR): 0.90 ~ 1.20%

Nickel Ni: abun ciki da aka halatta ≤ 0.030%

Copper Cu: abun ciki da aka halatta ≤ 0.030%

Molybdenum (MO): 0.15 ~ 0.25%

Danniya mai izini na 42CrMo

42CrMo halatta danniya 186 ~ 310 / MPa, yawan amfanin ƙasa 930 σ S / MPa, 42CrMo yana da babban ƙarfi, hardenability, mai kyau tauri, kananan nakasawa a lokacin quenching, da kuma high creep ƙarfi da jimiri ƙarfi a high zazzabi.Ana amfani da bututun ƙarfe na 42CrMo don kera ƙirƙira tare da ƙarfi mafi girma da yanki mafi girma da zafin jiki fiye da karfe 35CrMo.

1) Matsayi mai mahimmanci (kimanin): AC1 = 730 ° C, AC3 = 800 ° C, Ms = 310 ° C.

2) Matsakaicin fadada layin layi: zafin jiki 20 ~ 100 ° C / 20 ~ 200 ° C / 20 ~ 300 ° C / 20 ~ 400 ° C / 20 ~ 500 ° C / 20 ~ 600 ° C, madaidaicin haɓakar haɓakawa: 11.1 × 10K /12.1 × 10K/12.9 × 10K/13.5 × 10K/13.9 × 10K14.1 × 10K.

3) Na roba modulus: zafin jiki 20 ° C / 300 ° C / 400 ° C / 500 ° C / 600 ° C, na roba modulus 210000mpa / 185000mpa / 175000mpa / 165000mpa / 15500mpa

Bayanin aiki mai zafi
The dumama zafin jiki ne 1150 ~ 1200 ° C, da farawa zafin jiki ne 1130 ~ 1180 ° C, da kuma karshen zafin jiki ne> 850 ° C, φ> 50mm, jinkirin sanyaya.

Daidaita ƙayyadaddun ƙayyadaddun bayanai
Matsakaicin zafin jiki na yau da kullun shine 850 ~ 900 ° C, kuma tanderun yana sanyaya iska.

Ƙayyadaddun yanayin zafi mai girma
Yanayin zafin jiki shine 680 ~ 700 ° C, kuma tanderun yana sanyaya iska.

Quenching da tempering ƙayyadaddun bayanai
Preheating zazzabi 680 ~ 700 ° C, quenching zafin jiki 840 ~ 880 ° C, mai sanyaya, tempering zazzabi 580 ° C, ruwa sanyaya ko man sanyaya, taurin ≤ 217hbw.

Ƙididdiga don ƙarfafa subcritical da ƙarfafawa
Quenching zafin jiki 900 ° C, zafin jiki na 560 ° C, taurin (37 ± 1) HRC

Ƙayyadewa don quenching induction da tempering
Quenching zafin jiki 900 ° C, tempering zazzabi 150 ~ 180 ° C, taurin 54 ~ 60HRC.

Bayanin aiki mai zafi
The dumama zafin jiki ne 1150 ~ 1200 ° C, da farawa zafin jiki ne 1130 ~ 1180 ° C, da kuma karshen zafin jiki ne> 850 ° C, φ> 50mm, jinkirin sanyaya.

Daidaita ƙayyadaddun ƙayyadaddun bayanai
Matsakaicin zafin jiki na yau da kullun shine 850 ~ 900 ° C, kuma tanderun yana sanyaya iska.

Ƙayyadaddun yanayin zafi mai girma
Yanayin zafin jiki shine 680 ~ 700 ° C, kuma tanderun yana sanyaya iska.

Quenching da tempering ƙayyadaddun bayanai
Preheating zazzabi 680 ~ 700 ° C, quenching zafin jiki 840 ~ 880 ° C, mai sanyaya, tempering zazzabi 580 ° C, ruwa sanyaya ko man sanyaya, taurin ≤ 217hbw.

Ƙididdiga don ƙarfafa subcritical da ƙarfafawa
Quenching zafin jiki 900 ° C, zafin jiki na 560 ° C, taurin (37 ± 1) HRC

Ƙayyadewa don quenching induction da tempering
Quenching zafin jiki 900 ° C, tempering zazzabi 150 ~ 180 ° C, taurin 54 ~ 60HRC.

Wannan yana da ingantaccen darajar ƙananan kasuwancin, babban sabis na tallace-tallace da wuraren samarwa na zamani, mun sami babban matsayi a tsakanin masu siyan mu a duk faɗin duniya don ƙwararren ƙwararren Sinanci En 34CrMo4 / 42CrMo4 Tsarin Motoci mara ƙarfi mara ƙarfi. dawwamammen dangantakar kamfani tare da ku kuma za mu yi mafi kyawun kamfani a cikin lamarin ku.
Kwararrun kasar Sin 34CrMo4 da 42CrMo4, Muna fatan za mu iya kafa haɗin gwiwa na dogon lokaci tare da duk abokan ciniki.Kuma fatan za mu iya inganta gasa da kuma cimma nasarar nasara tare da abokan ciniki.Muna maraba da abokan ciniki daga ko'ina cikin duniya don tuntuɓar mu don duk abin da kuke buƙatar samun!


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