Forged & Rolled Ring

Forged & Rolled Ring
Product Details

We offer Forged & Rolled Ring, the material of C45, 50Mn, 42CrMo

Normally we deliver the forged rings after rough machining and quenching, and the tolerance can be discussed. 


Chemical Analysis

Steel

    C

     Si

    Mn

    P

   S

  Cr

Mo

   Ni

   Cu

50Mn

0.48~0.56

0.17~0.37

0.70~1.00

0.035

0.035

0.25

 —

0.30  

0.20

42CrMo

0.38~0.45

0.17~0.37

0.50~0.80

0.035

0.035

0.90~1.20

0.15~0.25

45

0.42~0.50

0.17~0.37

0.50~0.80

0.035

0.035

0.25

   —

0.30

0.20

 * or other materials as required by customers


Mechanical Properties

Steel Grade

Tensile Strength σb

Yield Point σs

Elongation δ5

Shrinkage ψ

Impact Aku2

GB/T 699-1999

645MPa

390MPa

13%

40%

31J

50Mn

GB/T 699-1999

1080MPa

930MPa

12%

45%

63J

42CrMo

GB/T 699-1999

600MPa

355MPa

16%

40%

39J

C45


Contrast of Steel Grade

Chinese Standard

DIN Standard

AISI Standard

ISO Standard

GB/T 699-1999

AISI1053

SLSM

50Mn

GB/T 699-1999

42CrMo4

4140

42CrMo4

42CrMo

GB/T 699-1999

C45E

AISI1045

C45E4

C45


Heat treatment: Quenching & Tempering, Normalizing

Hardness of forged rings

Steel Grade

Quenching&Tempering

   Normalizing

         Hardness

    Hardness

GB/T 699-1999

HB229~269

  HB179~235

50Mn

GB/T 699-1999

HB269~321

*

42CrMo

GB/T 699-1999

HB228~280

 HB170~217

C45

* As required by customers



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Forged & Rolled Ring

MJM Industrial Limited is well-known as one of the leading Forged & Rolled Ring manufacturers and suppliers in China, which is equipped with a professional factory. We also deal with wholesale business. Come and buy customized Forged & Rolled Ring made in China with us.
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