Steel grade

process

Chemical composition, Wt%

C

Si

Cr

Mo

Co

V

W

N

M41

IF

0.917

0.429

4.085

4.213

5.012

2.115

6.53

0.045

ESR1

0.948

0.453

4.05

4.128

4.991

1.995

6.288

0.008

ESR2

0.859

0.345

3.733

3.89

4.95

1.838

6.108

0.036

ESR3

0.922

0.421

3.975

4.132

5.01

2.058

6.463

0.031

M41N

IFN

0.902

0.509

3.785

4.200

4.78

2.128

6.815

0.135

ESRN1

0.929

0.501

3.658

4.038

4.99

2.058

6.745

0.093

ESRN2

0.939

0.489

3.520

4.043

5.005

2.003

6.241

0.114

ESRN3

1.053

0.494

3.615

4.163

4.995

2.158

6.915

0.117