Physical Characteristics of Specialty Steel

Specialty Steel physical characteristics are determined by grade. Review this helpful table to determine which grade may be a candidate for your business needs.


Grade Wear Resistance Toughness Size Stability Hardenability Red Hardness Machinibility
A-10GoodFairGoodDeepPoor95
A-2GoodFairExcellentDeepPoor65
A-6FairFairExcellentDeepPoor85
D-2ExcellentFairExcellentDeepFair50
D-7ExcellentPoorExcellentDeepFair40
H-13GoodGoodGoodDeepGood70
M-2GoodPoorFairDeepGood55
M-4ExcellentPoorFairDeepGood35
M-42GoodPoorFairDeepGood50
O-1GoodFairGoodMedium+Poor85
O-6FairFairFairMediumPoor120
S-1FairExcellentFairMediumFair80
S-5FairExcellentFairMedium+Poor80
S-7GoodExcellentFairDeepPoor75
T-1GoodPoorFairDeepGood50
T-15ExcellentPoorFairDeepExcellent40
VERTEXExcellentFairExcellentDeepPoor65
W-1FairGoodPoorShallowPoor100
Data is typical and should not be construed as actual values for any category.
Applications and technical information require engineers and tool designers to exercise independent judgement.