See Tool Steel Tolerances

Tool Steel Square Bar D2 provides a good blend of toughness, strength, and affordability. D2 is a high-carbon, air-hardening tool steel that is mostly valued for its good resistance to wear. It is typically used in rolls, punches, shear knives, food processing knives, and gauges.

shape Image

Dimension Name


Alloy D2
Height 1
Max Length 36
Eniteo Vendor ID 1554
MTR Availability Yes
Material Tool Steel
Shape Bar-Square
Custom Cut Warehouse 0
Material Specifications

This material meets the following specs: ASTM -A681, SAE -J-437, FED -QQ-T-570

Weight/Lineal Foot

3.34 pounds
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.

Mechanical Properties

Property Value
Brinell hardness  220 - 255
Rockwell Hardness B scale 97 - 102
Melting Point °F 2540 - 2620
Modulus of Elasticity KSI x 10^3 28
Density g/cm^3 8
Elongation Typical % 16
Specific Heat BTU/lb-°F (32-212F) 0 min
Thermal conductivity BTU-in/hr-ft^2-°F 216
Yield KSI 68
Ultimate KSI 110
Ultimate shear strength KSI 67

Chemistry Information: D2 Tool Steel

Element Percentage
C 1.4 - 1.6
Cr 11 - 13
Co 1 max
Mn 0.6 max
Mo 0.7 - 1.2
P 0.03 max
Si 0.6 max
S 0.03 max
V 1.1 max
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