42CrMo Alloy Igwe anaghị agba nchara

Nkọwa dị mkpirikpi:

Ọkpụkpụ 42CrMo alloy enweghị nkebi bụ ígwè siri ike dị elu nke nwere ike dị elu na ike siri ike, ike siri ike, enweghị oke iwe ọkụ, yana obere nrụrụ n'oge imenyụ.Mgbe emenyụ na iwe, 42CrMo alloy enweghị nkebi pipe nwere oke ike ọgwụgwụ na ọtụtụ mmetụta nguzogide, ezigbo mmetụta siri ike na obere okpomọkụ, yana ike na-akpụ akpụ na ike ntachi obi na oke okpomọkụ.A na-ejikarị ikpo ọkụ dị n'elu mee ka ọ kwụsịchaa na iwe ọkụ dị ka atụmatụ ọgwụgwọ okpomọkụ maka ọkpọkọ 42CrMo alloy enweghị nkebi.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Okwu Mmalite ngwaahịa

O nweghi ihe doro anya nke iwe ọkụ, obere nrụrụ n'oge nkwụsị, oke ike ọgwụgwụ na ọtụtụ mmetụta nguzogide mgbe emenyụ na iwe ọkụ.42CrMo alloy ọkpọkọ enweghị nkebi nwere mmetụta siri ike na obere okpomọkụ na ike dị elu na ike ntachi obi na oke okpomọkụ.A na-ejikarị ikpo ọkụ dị n'elu mee ka ọ kwụsịchaa na iwe ọkụ dị ka atụmatụ ọgwụgwọ okpomọkụ maka ọkpọkọ 42CrMo alloy enweghị nkebi.

Alloy pụrụ iche ígwè:41Cr4,25CrMo4,30CrMo4,34CrMo4,42CrMo4

OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M ma ọ bụ ihe ọ bụla ọzọ kpọmkwem ogologo.

Ngwa: Machining, General engineering, kreenu ogwe aka, Bushes, Cylinders dị iche iche, Conveyor na-apụta, oghere Shafts, oghere akụkụ na components, mkpụrụ, mgbanaka, wdg

Ngwa ngwaahịa

Ngwa nke 42CrMo alloy ọkpọkọ enweghị nkebi: ígwè pụrụ iche a na-eji akwa mmiri bụ "42CrMo", ígwè pụrụ iche maka ndị na-ebu ụgbọ ala bụ "42CrMo", na ígwè pụrụ iche maka ụgbọ mmiri nrụgide bụ "42CrMo".Ụdị nchara a na-eme ka ọrụ ígwè ọrụ dịkwuo mma site n'ịgbanwe ọdịnaya carbon (c).Ya mere, dị ka carbon ọdịnaya, ụdị ígwè nwere ike kewaa n'ime: obere carbon ígwè --carbon ọdịnaya n'ozuzu na-erughị 0,25%, dị ka 10 na 20 ígwè;Ọkara carbon steel -- ọdịnaya carbon na-adịkarị n'etiti 0.25 na 0.60%, dị ka 35 na 45 ígwè;Igwe carbon dị elu -- ọdịnaya carbon na-adịkarị karịa 0.60%.A naghị ejikarị ụdị ígwè a eme ọkpọkọ ígwè.

Ngwa a na-ahụkarị
Kwesịrị ekwesị maka ịme akwa plastik buru ibu na nke ọkara na-achọ ụfọdụ ike na ike.

Ngosipụta ngwaahịa

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

Ihe mejupụtara kemịkalụ (nyocha nkedo) Maka Tubes emere site na Alloy Special Steels Na% Site Mass a

ọkwa ígwè

C

Si

Mn

P

S

Cr

Mo

Ni

Aha igwe

Nọmba igwe

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 hụkwa 7.1.
b<0,25% Cu.

Ngwongwo eji arụ ọrụ maka Tubes ejiri ọla mee n'ikwekọ na tebụl 6 na ọnọdụ nnyefe +QT

ọkwa ígwè

Njirimara tensile kacha nta

Aha igwe

Nọmba igwe

Ike mpụta (ReH) MPa

Ike tensile (RM) MPa

Mgbatị A%

Maka T na mm

Maka T na mm

Maka T na mm

T≤8

8T≤20

20 | T≤50

50 | T≤80

T≤8

8T≤20

20 | T≤50

50 | T≤80

T≤8

8T≤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

IHE l = ogologo ogologo, t = transverse.

Nkwenye na dayameta dị n'èzí na n'ịdị arọ

Nkwenye nke Ogologo:
Mgbe Ogologo ha nhata 6000mm, ndidi 0/+10
Mgbe 6 000 <L = 12 000, ndidi 0/+15
Mgbe> 12 000, ndidi 0/+ site na nkwekọrịta
Nkọwapụta usoro na akụrụngwa anụ ahụ nke ọkpọkọ ígwè 42CrMo
42CrMo ígwè ọkpọkọ, carbon ọdịnaya: 0.38 ~ 0.45%, silicon: 0.17 ~ 0.37%, manganese: 0.50 ~ 0.80%.

42CrMo ígwè ọkpọkọ bụ nke ultra-elu ike ígwè, na elu ike na siri ike, ezi hardening, ọ dịghị doro anya tempering brittleness, elu ike ọgwụgwụ na otutu mmetụta na-eguzogide mgbe quenching na tempering ọgwụgwọ, na ezi ala-okpomọkụ mmetụta siri ike.

Nchara ahụ dabara adaba maka ịmepụta nnukwu ihe eji eme plastik na ọkara na-achọ ụfọdụ ike na ike siri ike.Ya kwekọrọ ekwekọ mba ọkọlọtọ nzukọ ika: 42CrMo4 kwekọrọ na Japanese ika: scm440 kwekọrọ German ika: 42CrMo4 mkpokọta kwekọrọ American ika: 4140 e ji mara na akporo nke ngwa: elu ike, hardening, ezi ike, obere nrụrụ n'oge quenching, elu creep ike na ike ntachi obi na oke okpomọkụ.A na-eji ya na-emepụta forgings na ike dị elu na nnukwu quenching na tempering cross-ngalaba karịa 35CrMo ígwè, dị ka nnukwu gia maka locomotive traction, nnyefe gia nke supercharger, n'azụ axle, njikọ mkpanaka na mmiri mwekota na nnukwu ibu, ịkụ ọkpọ ọkpọ na ngwá ọrụ ịkụ azụ mmanụ nke ọma n'okpuru 2000m, na ebu maka igwe na-ehulata.

Ngwakọta kemịkalụ

Sulfur s: ọdịnaya fọdụrụ ekwe ekwe ≤ 0.035%

Phosphorus P: ọdịnaya fọdụrụ ekwe ≤ 0.035%

Chromium (CR): 0.90 ~ 1.20%

Nickel Ni: ọdịnaya fọdụrụ ekwe ≤ 0.030%

Ọla kọpa Cu: ọdịnaya fọdụrụ ekwe ≤ 0.030%

Molybdenum (MO): 0.15 ~ 0.25%

Nchekwa ike nke 42CrMo

42CrMo kwe ka nrụgide 186 ~ 310 / MPa, mkpụrụ mkpụrụ 930 σ S / MPa, 42CrMo nwere ike dị elu, ike siri ike, ịdị mma dị mma, obere nrụrụ n'oge nkwụsị, yana ike na-akpụ akpụ na ike ntachi obi na oke okpomọkụ.A na-eji ọkpọkọ ígwè 42CrMo rụpụta forgings nwere ike dị elu yana ngalaba menyụọ na ọkụ karịa 35CrMo ígwè.

Ngwongwo anụ ahụ

1) Ọnọdụ okpomọkụ dị oke egwu (ihe dị ka): AC1 = 730 ° C, AC3 = 800 ° C, Ms = 310 ° C.

2) ọnụọgụ mgbasawanye Linear: okpomọkụ 20 ~ 100 ° C / 20 ~ 200 ° C / 20 ~ 300 ° C / 20 ~ 400 ° C / 20 ~ 500 ° C / 20 ~ 600 ° C, ọnụọgụ mgbasawanye linear: 11.1 × 10K /12.1 × 10K/12.9 × 10K/13.5 × 10K/13.9 × 10K14.1 × 10K.

3) Mgbanwe mgbanwe: okpomọkụ 20 ° C / 300 ° C / 400 ° C / 500 ° C / 600 ° C, na-agbanwe modul 210000mpa / 185000mpa / 175000mpa / 165000mpa / 15500mpa

Nkọwapụta usoro

Nkọwapụta ọkụ na-arụ ọrụ
The kpo oku okpomọkụ bụ 1150 ~ 1200 ° C, mmalite okpomọkụ bụ 1130 ~ 1180 Celsius C, na njedebe okpomọkụ bụ> 850 ° C, φ> 50mm, nwayọọ jụrụ.

Normalizing nkọwapụta
The normalizing okpomọkụ bụ 850 ~ 900 Celsius C, na ọkụ na-mma nke ikuku.

Nkọwapụta okpomọkụ dị elu
Igwe ọkụ na-ekpo ọkụ bụ 680 ~ 700 Celsius C, na ikuku na-eme ka ọkụ ahụ dị jụụ.

Nkọwapụta imenyụ na iwe ọkụ
Preheating okpomọkụ 680 ~ 700 ° C, quenching okpomọkụ 840 ~ 880 ° C, mmanụ jụrụ oyi, tempering okpomọkụ 580 ° C, mmiri jụrụ ma ọ bụ mmanụ jụrụ, ike ≤ 217hbw.

Nkọwapụta maka ike subcritical na ike siri ike
Igwe ọkụ na-ekpo ọkụ 900 ° C, okpomọkụ 560 ° C, ike (37 ± 1) HRC

Nkọwapụta maka induction quenching na tempering
Igwe ọkụ na-ekpo ọkụ 900 ° C, okpomọkụ 150 ~ 180 ° C, ike 54 ~ 60HRC.

Nkọwapụta usoro

Nkọwapụta ọkụ na-arụ ọrụ
The kpo oku okpomọkụ bụ 1150 ~ 1200 ° C, mmalite okpomọkụ bụ 1130 ~ 1180 Celsius C, na njedebe okpomọkụ bụ> 850 ° C, φ> 50mm, nwayọọ jụrụ.

Normalizing nkọwapụta
The normalizing okpomọkụ bụ 850 ~ 900 Celsius C, na ọkụ na-mma nke ikuku.

Nkọwapụta okpomọkụ dị elu
Igwe ọkụ na-ekpo ọkụ bụ 680 ~ 700 Celsius C, na ikuku na-eme ka ọkụ ahụ dị jụụ.

Nkọwapụta imenyụ na iwe ọkụ
Preheating okpomọkụ 680 ~ 700 ° C, quenching okpomọkụ 840 ~ 880 ° C, mmanụ jụrụ oyi, tempering okpomọkụ 580 ° C, mmiri jụrụ ma ọ bụ mmanụ jụrụ, ike ≤ 217hbw.

Nkọwapụta maka ike subcritical na ike siri ike
Igwe ọkụ na-ekpo ọkụ 900 ° C, okpomọkụ 560 ° C, ike (37 ± 1) HRC

Nkọwapụta maka induction quenching na tempering
Igwe ọkụ na-ekpo ọkụ 900 ° C, okpomọkụ 150 ~ 180 ° C, ike 54 ~ 60HRC.


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