Steel No.

process

Recovery, %

C

Si

Cr

Mo

Co

V

W

Nb

HSS-Nb 1

ESR1

87.7

71.46

92.78

92.70

98.81

90.15

99.18

95.35

HSS-Nb 2

ESR2

80.33

55.75

94.04

93.81

100

91.13

97.57

90.00

HSS-Nb 3

ESR3

91.80

100

95.27

94.70

102.18

93.60

98.53

96.48