Grade

Physical and Mechanical Properties

Density (g/cm³)

Hardness
(HRC)

Tensile Strength
(MPa)

Elongation
(%)

Toughness (MJ/m²)

W273

17.10±0.15

≥23

≥900

≥24

≥1.30

W263

17.25±0.15

≥23

≥900

≥23

≥1.20

W253

17.40±0.15

≥24

≥900

≥22

≥1.10

W243

17.60±0.15

≥24

≥920

≥20

≥0.90

W232

18.10±0.15

≥25

≥920

≥14

≥0.45

W231

18.30±0.15

≥26

≥920

≥12

≥0.30

W221

18.50±0.15

≥27

≥920

≥10

≥0.22

WNiCu

16.00-18.50

≥22

≥450

2-8

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