Forged Steel Ball

Forged Steel Ball

forged steel ball with High hardness,no breakage,good wear resistance,even wearing. Applied field: Mines,cement plants,power stations,chemical industries.

Hi-Mn forged grinding balls:


1) Diameters: dia. 20mm - dia. 150mm
2) Hardness: HRC57-63
3) Chemical elements: C: 0.52-0.65, Si: 0.15-0.37, Mn: 0.6-1.2, P: 0.04 max.,
S: 0.04 max.
4) Cr: 0.25 max.


Custom products is available ! 


Speciality:
High hardness,no breakage,good wear resistance,even wearing.
Applied field:
Mines,cement plants,power stations,chemical industries.


Brand

Materials

C   %

Si   %

Mn%

P%

S   %

Cr   %

Ni%

Cu   %

Mo   %

Al %

JC-1

B2

0.70-0.85

0.17-0.37

0.70-1.00

≤0.035

≤0.035

0.50-0.60

≤0.20

≤0.20

/

0.015-0.050

JC-2

B2-1

0.55-0.70

0.15-0.30

0.65-0.85

≤0.020

≤0.020

0.70-1.10

≤0.20

≤0.20

/

0.015-0.050

JC-3

B3

0.58-0.66

1.70-1.90

0.68-0.80

≤0.030

≤0.030

0.78-0.90

≤0.20

≤0.20

/

0.015-0.050

JC-4

B4

0.65-0.75

1.20-1.40

0.50-0.70

≤0.025

≤0.025

0.85-1.00

/

≤0.25

/

/

JC-5

B6

0.75-0.90

0.17-0.37

0.8-1.02

≤0.035

≤0.035

0.88-0.98

≤0.25

≤0.25

0.06-0.13

0.020-0.047

JC-6

B6-1

0.82-0.90

0.15-0.35

0.90-1.05

≤0.020

≤0.020

0.88-0.98

≤0.25

≤0.25

0.06-0.13

0.020-0.047

JC-7

BU

0.95-1.05

0.15-0.35

0.95-1.05

≤0.025

≤0.025

0.45-0.55

≤0.06

≤0.15

≤0.05

0.020-0.040

JC-8

1090

0.90-1.10

0.17-0.37

0.60-0.90

≤0.025

≤0.025

≤0.25

≤0.02

≤0.02

/

/

JC-9

42CrMo

0.38-0.45

0.20-0.40

0.50-0.80

≤0.035

≤0.035

0.90-1.20

/

/

0.15-0.25

/

JC-10

40Cr

0.37-0.45

0.20-0.40

0.50-0.80

≤0.035

≤0.035

0.80-1.10

/

/

/

/

JC-11

65MN

0.62-0.70

0.17-0.37

0.90-1.20

≤0.035

≤0.035

≤0.25

/

/

/

/

JC-12

60MN

0.57-0.65

0.17-0.37

0.70-1.00

≤0.035

≤0.035

≤0.25

≤0.25

/

/

/

JC-13

50MN

0.48-0.56

0.17-0.37

0.70-1.00

≤0.035

≤0.035

≤0.25

≤0.25

/

/

/


Specification   of forged steel Grinding balls 锻造球技术参数

Nominal   diameter

 

Diameteical

Tolerance

 

Weight   of single ball in average 

 

Surface   hardness 

 

Impact   toughness 

 

(mm)

(mm)

(g)

(HRC)

(j/cm)

Φ20

 

 

+2        -1

32

 

 

 

60

 

 

 

 

 

 

 

≥12

Φ25

64

Φ30

110

Φ40

263

Φ50

513

Φ60

 

 

+3      -2

888

Φ70

1410

Φ80

2104

Φ90

2996

Φ100

4110

Φ110

 

+4       -2

5457

Φ120

7102

 

58

 

Φ130

9030

Φ140

 

+4      -3

11278

 

55

Φ150

13871


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