Equivalent Grades

Equivalent Grades

American (AIAI)

(W - Nr)

German (DIN)

Japanese (JIS)

Bohler

Assab

D-2

1.2379

X155CrVMo12-1

SKD-11

K 110

SVERKER 21 (HCHCr)

D-3

1.2080

X210Cr12

SKD - 1

K 100

-

0-1

1.2510

100MnCrW4

SKS-3

K 460

DF -2

0-7

-

-

-

-

-

S-1

1.2550

45WCrV7

SKS 41

K 455

M-4

-

-

-

-

K 340

-

A-8 (MOD)

1.2631

X50CrMow9-1-1

-

K 329

-

D2 KNL

1.2601

X165CrMoV12

-

K 105

-

Chemical Composition

C

Si

Mn

P

S

Cr

Mo

V

W

Ni

D-2

1.50-1.60

0.10-0.40

0.15-0.45

0.030 max

0.030 max

11.00-12.00

0.60-1.20

0.90-1.10

-

-

D-3

1.90-2.20

0.10-0.40

0.15-0.45

0.030 max

0.030 max

11.00-12.00

-

-

-

-

0-1

0.85-0.95

0.20-0.40

1.00-1.30

-

-

0.40-0.60

-

0.00-0.20

0.40-0.60

-

0-7

1.10-1.30

0.50-0.70

0.90-1.10

-

-

0.35-0.85

0.20-0.40

0.30-0.50

1.00-2.00

-

S-1

0.45-0.55

0.70-1.00

0.30-0.70

-

-

1.20-1.70

-

0.10-0.30

2.00-2.50

0.40M

K 340

1.00-1.20

0.80-1.00

0.30-0.50

-

-

8.00-8.50

2.00-2.20

0.40-0.60

-

-

-8 (MOD)

0.50-0.60

0.80-1.00

0.40-0.60

0.035 max

0.030 max

7.50-8.50

1.25-1.50

0.40-0.60

-

-

D2 KNL

1.55-1.75

0.25-0.40

0.20-0.40

0.030 max

0.030 max

11.0-12.0

0.50-0.70

0.10-0.50

0.40-0.60

-