DURMAT^®

C

Si

Mn

Cr

Ni

Mo

Nb

V

W

B

Fe

+

Hardness

FD 42

1.8

0.9

1.2

28

3

0.8

–

–

–

–

Bal.

–

41-44

FD 50

3.2

1.8

1.8

15

–

–

–

–

–

–

Bal.

–

50-54

FD 51

4.8

0.8

0.8

21

–

–

–

–

–

+

Bal.

–

58-59

FD 53 ES

3.8

1.2

–

32

0.5

0.4

–

1

–

–

Bal.

–

58-62

FD 55

4.8

1.2

0.6

29

–

–

–

–

–

–

Bal.

–

55-59

FD 55 Mo

5

1.2

0.4

28

–

1.3

–

–

–

–

Bal.

–

57-60

FD 56

5.4

1

0.4

32

–

–

–

–

–

–

Bal.

–

61-63

FD 56 Mo

5.3

1

–

31

–

0.7

–

–

–

+

Bal.

–

60-64

FD 59

5.2

1.2

0.4

31

–

0.5

–

–

–

–

Bal.

–

60-62

FD 59 L

3.8

1.2

–

33

–

0.5

–

–

–

–

Bal.

–

57-59

FD 59 XL

3

1.3

–

32

3

0.5

–

–

–

–

Bal.

–

50-53

FD 60

5.2

1.1

0.4

22

–

–

7

–

–

–

Bal.

–

61-63

FD 61

5.2

1.3

–

22

–

–

7

–

–

1

Bal.

–

62-65

FD 62

5.4

1.2

–

29

–

–

3

–

–

–

Bal.

–

60-63

FD 64

4.5

1.2

1.2

24

–

–

–

0.8

0.8

1

Bal.

–

63-65

(600 °C:

58 HRC)

FD 65

5.2

1

0.4

21

–

7

7

1

2

–

Bal.

–

63-65

(800 °C:

53 HRC)

FD 67

5.4

1

0.4

21

–

–

–

10

–

–

Bal.

–

64-67

FD 68

5

0.8

0.4

38

–

–

–

–

–

2

Bal.

–

66-68

(800 °C:

54 HRC)

FD 69

5.2

0.8

0.4

32

–

–

5

–

–

1.9

Bal.

–

64-67

FD 70

5.2

1

0.4

27

–

–

–

6

–

–

Bal.

–

62-64

FD 75

5.2

1.2

0.6

22

–

4.5

6.4

0.8

1.4

–

Bal.

–

62-64

(700 °C:

55 HRC)

FD 78

5

1.3

0.5

16

–

–

6.5

6.5

–

1.2

Bal.

–

64-68

FD 79

5

1

–

21

–

–

6

2.5

–

1.3

Bal.

–

64-68

FD 164

5.3

1.2

–

28

–

–

–

–

–

–

Bal.

Zr: 0.35

60-64

FD 720

0.7

1

2

–

2

–

–

–

–

4.5

Bal.

–

64-66

FD 721

1.5

1

2

16

–

–

–

–

–

3.5

Bal.

–

64-66

FD 733

3.5

1

1

18

–

–

4

–

–

1.4

Bal.

–

66-68

FD 739

1

–

–

20

–

3.3

3.4

–

5.7

4.4

Bal.

–

67-70

FD 740

1

–

–

20

–

3.3

–

–

5.7

4.4

Bal.

–

65-68