Cobalt Based-Alloys

Designation AISI/ASTM

Ni

Cr

Co

Mo

W

C

Fe

Others

Buy/Sell

HS - 1

-

30

55

-

12

2.5

-

-

HS - 3

-

31

50

-

12.5

2.5

3

-

HS - 4

3

30

51

-

14

-

3

-

HS - 6

3

30

56

1.5

5

-

3

-

HS - 12

3

31

56

-

8

-

2

-

HS - 19

3

31

53

-

10

-

3

-

HS - 21

2.5

27

62

5.5

-

-

2

-

HS - 23

1.5

26

66

-

5

0.4

2

-

HS - 25 (L605)

10

20

50

1

15

-

3

-

HS - 27

35

26

30

6

-

-

2

-

HS - 30

5

26

51

6

-

-

2

-

HS - 31

10.5

26

55

7.5

-

-

2

-

HS - 151

1

20

65

-

13

0.5

2

-

HS - 188

22

22

36

-

14

0.1

3

-

HS Star J

2.5

35

40

-

20

2.4

3

-

PWA 653

1.0*

21

63

-

11

0.45

1.5

-

S 816

20

20

44

4

4

0.35

5.0*

-

Elgiloy

15

20

40

7

-

0.15

17

-

MAR M-200

60

9

10

-

12.5

0.15

0.3

Ti - 2.0

MAR M-302

-

21.5

57

-

10

-

-

MAR M-322

-

21.5

60

-

9

1

-

MAR M-509

10

21.5

50

-

7

-

1

MAR M-918

20

20

50

-

-

0.05

0.5


FSX 414

10.5

30

48

-

7

0.30

1.5

MP35N

35

20

35

10

-

-

-

UDIMET 500

53

17.5

16.5

4

-

0.1

2

Ti - 3.0

UDIMET 520

56

19

12

6

1

-

1

Ti - 3

UDIMET 600

52

17.5

16.5

4

-

-

4

Ti - 2.9

UDIMET 700

52

15

18.5

4

-

0.07

1

Ti - 3.5

UDIMET 710

55

18

15

3

1.5

0.07

-

Ti - 5.0

Umco 50

-

28

50

-

-

0.12

20

Umco 51

-

28

48

-

-

-

20

Properties

 Cobalt-based alloys display favourable mechanical properties. They are corrosion, wear and heat resistant and are therefore used for components in challenging areas applications, such as hot gas turbines. Cobalt also displays great resistance against sulfides, preventing any sulfidation of the material.

Application

  • Paint pigments
  • Nickel-base superalloys
  • Cemented carbides and tool steels
  • Magnetic materials
  • Artificial g-ray sources

Common Forms

Various Forms and Shapes.

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