Chinese Professional Cold Rolled 30CrMo 42CrMo 4140 4130 Alloy Seamless Steel Pipe/Tube

Tlhaloso e Khutšoanyane:

42CrMo alloy seamless pipe ke tšepe e matla e phahameng haholo e nang le matla a phahameng le ho tiea, ho thatafala hantle, ha ho na brittleness e hlakileng, le deformation e nyane nakong ea ho tima.Ka mor'a ho tima le ho futhumatsa, phala ea alloy ea 42CrMo e se nang moeli e na le moeli o phahameng oa mokhathala le ho hanyetsa liphello tse ngata, ho ba le tšusumetso e ntle ka mocheso o tlase, le matla a phahameng a ho lla le matla a mamello mocheso o phahameng.Ho tima ka holim'a metsi ka mor'a ho tima le ho futhumatsa hangata ho sebelisoa e le morero oa phekolo ea mocheso bakeng sa liphaephe tse se nang seamless tsa 42CrMo.


Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Re baetsi ba nang le phihlelo.Ho hapa bongata ho tsoa litifikeiting tsa bohlokoa tsa 'maraka oa eona bakeng sa Chinese Professional Cold Rolled 30CrMo 42CrMo 4140 4130 Alloy Seamless Steel Pipe/Tube, Re amohela mekhatlo e nang le thahasello ho sebelisana le rona, re habile pele ho fumana monyetla oa ho sebetsa le mekhatlo lefats'eng lohle bakeng sa kgolo e kopanetsweng le katleho e kopanetsweng.
Re baetsi ba nang le phihlelo.Ho hapa bongata ho tsoa ho litifikeiti tsa bohlokoa tsa 'maraka oa eona bakeng saChina 30CrMo 42CrMo 4140 4130 Alloy Seamless Steel Pipe/Tube, Basebetsi ba rona ba na le phihlelo e ngata 'me ba koetlisitsoe ka mokhoa o tiileng, ba nang le tsebo ea setsebi, ba nang le matla' me ba lula ba hlompha bareki ba bona joaloka No.Khampani e ela hloko ho boloka le ho nts'etsapele likamano tsa nako e telele tsa tšebelisano le bareki.Re ts'episa, joalo ka molekane oa hau ea loketseng, re tla ba le bokamoso bo khanyang mme re natefeloe ke litholoana tse khotsofatsang hammoho le uena, ka cheseho e tsitsitseng, matla a sa feleng le moea oa pele.

Ha e na brittleness e hlakileng ea bohale, deformation e nyane nakong ea ho tima, moeli o phahameng oa mokhathala le ho hanyetsa ka makhetlo a mangata ka mor'a ho tima le ho halefisa phekolo.42CrMo alloy seamless pipe e na le tšusumetso e matla ka mocheso o tlase le matla a phahameng a creep le matla a mamello mocheso o phahameng.Ho tima ka holim'a metsi ka mor'a ho tima le ho futhumatsa hangata ho sebelisoa e le morero oa phekolo ea mocheso bakeng sa liphaephe tse se nang seamless tsa 42CrMo.

Alloy tšepe e khethehileng:41Cr4,25CrMo4,30CrMo4,34CrMo4,42CrMo4

OD: 20-660mm WT: 2.3-100mm L: 5.8M, 6M, 11.8M, 12M kapa bolelele bofe kapa bofe bo boletsoeng.

Kopo: Machining, Boenjiniere ba Kakaretso, letsoho la crane, Lihlahla, Li-cylinders tse fapa-fapaneng, Conveyor Rolls, Hollow Shafts, Hollow Parts le likarolo, Nuts, Rings, joalo-joalo.

Kopo ea 42CrMo alloy seamless pipe: tšepe e khethehileng e sebelisetsoang marokho ke "42CrMo", tšepe e khethehileng bakeng sa li-girders tsa likoloi ke "42CrMo", 'me tšepe e khethehileng bakeng sa likepe tsa khatello ke "42CrMo".Mofuta ona oa tšepe o ntlafatsa thepa ea mochini oa tšepe ka ho lokisa litaba tsa carbon (c).Ka hona, ho ea ka lihlahisoa tsa carbon, mofuta ona oa tšepe o ka aroloa ka: tšepe e tlaase ea carbon - carbon content hangata e ka tlaase ho 0,25%, e kang 10 le 20 tšepe;Medium carbon steel — carbon content hangata e pakeng tsa 0.25 le 0.60%, tse kang 35 le 45 steel;High carbon steel - khabone ka kakaretso e kholo ho feta 0.60%.Mofuta ona oa tšepe hangata ha o sebelisoe ho etsa liphaephe tsa tšepe.

Tšebeliso e Tloaelehileng
E loketse ho etsa liforomo tsa polasetiki tse kholo le tse mahareng tse hlokang matla le boima bo itseng.

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

Kereiti ea tšepe

C

Si

Mn

P

S

Cr

Mo

Ni

Lebitso la tšepe

Nomoro ea tšepe

min.

max.

max.

min.

max.

max.

max.

min.

max.

min.

max.

min.

max.

41Kr4

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 Sheba hape 7.1.
b<0,25% Cu.

Kereiti ea tšepe

Lintho tse fokolang tse fokolang

Lebitso la tšepe

Nomoro ea tšepe

Matla a chai (ReH) MPa

Matla a ho tiea ( Rm) MPa

Elongation A%

Bakeng sa T ka mm

Bakeng sa T ka mm

Bakeng sa T ka 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

41Kr4

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

ELA HLOKO l = longitudinal, t = parolano.

Tolerances of Lengths:
Ha Bolelele bo lekana le 6000mm, Mamello 0/+10
Ha 6 000 <L =12 000, Mamello 0/+15
Ha > 12 000,Ho mamella 0/+ ka tumellano
Tlhaloso ea ts'ebetso le thepa ea 'mele ea phala ea tšepe ea 42CrMo
Pipe ea tšepe ea 42CrMo, carbon content: 0.38 ~ 0.45%, silicon: 0.17 ~ 0.37%, manganese: 0.50 ~ 0.80%.

Pipe ea tšepe ea 42CrMo ke ea tšepe e matla haholo, e nang le matla a phahameng le ho tiea, ho thatafala ho hoholo, ho se be le brittleness e hlakileng, moeli o phahameng oa mokhathala le ho hanyetsa ka makhetlo a mangata ka mor'a ho tima le ho halefa, le ho ba le tšusumetso e ntle ea mocheso o tlase.

Tšepe e loketse ho etsa liforomo tsa polasetiki tse kholo le tse mahareng tse hlokang matla le boima bo itseng.Letšoao la eona le lumellanang le maemo a machabeng: 42CrMo4 e lumellana le mofuta oa Majapane: scm440 e lumellana le mofuta oa Jeremane: 42CrMo4 hoo e ka bang e lumellana le mofuta oa Amerika: litšoaneleho tse 4140 le boholo ba ts'ebeliso: matla a phahameng, ho thatafala, boima bo botle, deformation e nyane nakong ea ho tima, matla a phahameng a ho qhekella. matla a ho mamella mocheso o phahameng.E sebelisoa ho etsa forgings e nang le matla a phahameng le karolo e kholo ea ho tima le ho futhumatsa ho feta tšepe ea 35CrMo, joalo ka lisebelisoa tse kholo bakeng sa ho ts'oara li-locomotive traction, lisebelisoa tsa phetisetso ea supercharger, axle e ka morao, molamu o kopanyang le clamp ea selemo e nang le moroalo o mongata, motsoako oa phala ea ho cheka le sesebelisoa sa ho tšoasa litlhapi bakeng sa oli e tebileng ka tlase ho 2000m, le hlobo bakeng sa mochini o kobehang.

Sulphur s: litaba tse setseng tse lumelletsoeng ≤ 0.035%

Phosphorus P: litaba tse setseng tse lumelletsoeng ≤ 0.035%

Chromium (CR): 0.90 ~ 1.20%

Nickel Ni: litaba tse setseng tse lumelletsoeng ≤ 0.030%

Copper Cu: litaba tse setseng tse lumelletsoeng ≤ 0.030%

Molybdenum (MO): 0.15 ~ 0.25%

Khatello e lumelletsoeng ea 42CrMo

42CrMo e lumellehang khatello ea maikutlo 186 ~ 310 / MPa, ntlha ea lihlahisoa 930 σ S / MPa, 42CrMo e na le matla a phahameng, boima, boima bo botle, deformation e nyane nakong ea quenching, le matla a phahameng a creep le matla a mamello mocheso o phahameng.Pipe ea tšepe ea 42CrMo e sebelisetsoa ho etsa forgings ka matla a phahameng le karolo e kholoanyane e tingoeng le e halefileng ho feta 35CrMo steel.

1) Mocheso oa ntlha ea bohlokoa (hoo e ka bang): AC1 = 730 ° C, AC3 = 800 ° C, Ms = 310 ° C.

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

3) Elastic modulus: mocheso 20 ° C / 300 ° C / 400 ° C / 500 ° C / 600 ° C, rekere modulus 210000mpa / 185000mpa / 175000mpa / 165000mpa / 15500mpa

Tlhaloso ea ts'ebetso e chesang
Mocheso oa ho futhumatsa ke 1150 ~ 1200 ° C, mocheso oa ho qala ke 1130 ~ 1180 ° C, 'me mocheso o qetellang ke> 850 ° C, φ> 50mm, ho pholile butle.

Tlhaloso e tloaelehileng
Mocheso o tloaelehileng ke 850 ~ 900 ° C, 'me sebōpi se pholile ka moea.

Tlhaloso e phahameng ea mocheso oa mocheso
Mocheso oa mocheso ke 680 ~ 700 ° C, 'me sebōpi se pholile ka moea.

Litokisetso tsa ho futhumatsa le ho futhumatsa
Preheating mocheso 680 ~ 700 ° C, quenching mocheso 840 ~ 880 ° C, oli tsidifatso, tempering mocheso 580 ° C, metsi tsidifatso kapa oli tsidifatso, boima ≤ 217hbw.

Specification bakeng sa ho matlafatsa subcritical le toughening
Mocheso oa ho tima 900 ° C, mocheso oa mocheso oa 560 ° C, boima (37 ± 1) HRC

Specification bakeng sa ho tima le ho futhumatsa ka induction
Mocheso oa ho tima 900 ° C, mocheso oa mocheso oa 150 ~ 180 ° C, boima ba 54 ~ 60HRC.

Tlhaloso ea ts'ebetso e chesang
Mocheso oa ho futhumatsa ke 1150 ~ 1200 ° C, mocheso oa ho qala ke 1130 ~ 1180 ° C, 'me mocheso o qetellang ke> 850 ° C, φ> 50mm, ho pholile butle.

Tlhaloso e tloaelehileng
Mocheso o tloaelehileng ke 850 ~ 900 ° C, 'me sebōpi se pholile ka moea.

Tlhaloso e phahameng ea mocheso oa mocheso
Mocheso oa mocheso ke 680 ~ 700 ° C, 'me sebōpi se pholile ka moea.

Litokisetso tsa ho futhumatsa le ho futhumatsa
Preheating mocheso 680 ~ 700 ° C, quenching mocheso 840 ~ 880 ° C, oli tsidifatso, tempering mocheso 580 ° C, metsi tsidifatso kapa oli tsidifatso, boima ≤ 217hbw.

Specification bakeng sa ho matlafatsa subcritical le toughening
Mocheso oa ho tima 900 ° C, mocheso oa mocheso oa 560 ° C, boima (37 ± 1) HRC

Specification bakeng sa ho tima le ho futhumatsa ka induction
Mocheso oa ho tima 900 ° C, mocheso oa mocheso oa 150 ~ 180 ° C, boima ba 54 ~ 60HRC.

Re baetsi ba nang le phihlelo.Ho hapa bongata ho tsoa litifikeiting tsa bohlokoa tsa 'maraka oa eona bakeng sa Chinese Professional Cold Rolled 30CrMo 42CrMo 4140 4130 Alloy Seamless Steel Pipe/Tube, Re amohela mekhatlo e nang le thahasello ho sebelisana le rona, re habile pele ho fumana monyetla oa ho sebetsa le mekhatlo lefats'eng lohle bakeng sa kgolo e kopanetsweng le katleho e kopanetsweng.
Setsebi sa China sa China Pipe ea tšepe le Seamless Steel Tube, Basebetsi ba rona ba na le boiphihlelo bo bongata 'me ba koetlisitsoe ka thata, ba na le tsebo ea seporofeshenale, ka matla,' me kamehla ba hlompha bareki ba bona joalo ka No. bakeng sa bareki.Khampani e ela hloko ho boloka le ho nts'etsapele likamano tsa nako e telele tsa tšebelisano le bareki.Re ts'episa, joalo ka molekane oa hau ea loketseng, re tla ba le bokamoso bo khanyang mme re natefeloe ke litholoana tse khotsofatsang hammoho le uena, ka cheseho e tsitsitseng, matla a sa feleng le moea oa pele.


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