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Boron-Containing Co Alloy Powder


Powder

HRC

Chemical Composition

Mesh Size

Typical Application

C

Cr

Si

W

Fe

Mo

Ni

Co

Mn

B

Co157

51-57

0.3

22

1.5

5.0

3.0
Max


3.0
Max

Bal


2.4

150/300

High temperature
pressure valves

Co158

40-46

0.8

29

1.5

5.5

3.0
Max

≦1.00

≦3.00

Bal

≦1.00

0.8

150/300

High temperature
pressure valves

Co158V

45-50

1

30

1.2

8

3.0
Max


3

Bal

0.3
Max

0.8

200/400

Motorcycle
engine valves

CoWC35

57-63

2.4

12

2.6

33

3.0
Max


9

Bal


1.9

150/300

Motorcycle
engine valves

CoSF6

40-46

0.6

18

2.3

7.5

3.0
Max

1.0
Max

14

Bal

0.5
Max

1.7

150/300

Galvanizing line
bearing and
shaft sleeves

CoSF12

46-52

0.9

18

2.8

9

3.0
Max


14

Bal

0.5
Max

1.8

150/300

High temperature
pressure valves
and seats

CoSF1

52-58

1.2

19

2.8

12

3.0
Max


12

Bal

0.5
Max

2.4

150/300

High temperature
pressure valves
and seats

CoSF20

59-64

1.5

19

3

15

2.0
Max


13

Bal

0.5
Max

3.0

150/300

High temperature
pressure valves
and seats

CoSFT400

55-60

0.1

10

2.5


1.0
Max

22

5

Bal

0.5
Max

1.8

100/270

Galvanizing line
bearing and
shaft sleeves

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