Description
Technical Parameters
D3 Round Steel Bars
Round Bar Products Description
D3 Tool Steel Round Bar is a high carbon, high chromium steel product with excellent NMness and wear resistance. D3 maintains high strength and durability under demanding conditions.
D3 round bar is often used to make high wear plastic molds, complex cutting tools and other applications that require precision and reliability.
GNEE Steel's D3 Tool Bar suppliers meet the highest quality and performance standards and can improve all your steel needs.
D3 Round Steel Bars Products Details
D3 Tool Steel Chemical Composition
| Element | C | Si | Mn | P | S | Cr | Ni | V | Cu | W |
|---|---|---|---|---|---|---|---|---|---|---|
| Content (%) | 2.00-2.35 | 0.6 | 0.6 | 0.03 | 0.3 | 11.00-13.50 | 0.3 | 1 | 0.02 | 1 |
D3 Steel Bar Mechanical Properties
| Mechanical Properties | Metric | Imperial |
|---|---|---|
| Hardness, Knoop (converted from Rockwell C NMness) | 769 | 769 |
| Hardness, Rockwell C | 62 | 62 |
| Hardness, Vickers | 748 | 748 |
| Izod impact unnotched | 77.0 J | 56.8 ft-lb |
| Poisson's ratio | 0.27-0.30 | 0.27-0.30 |
| Elastic modulus | 190-210 GPa | 27557-30457 ksi |
D3 Steel Round Bar Equivalent Grade
| Country | USA | German | Japan |
|---|---|---|---|
| Standard | ASTM A681 | DIN EN ISO 4957 | JIS G4404 |
| Grades | D3 | 1.2080/X210Cr12 | SKD1 |
Thermal Properties of D3 Tool & Alloy Steel Round Bars
| Properties | Conditions | ||
|---|---|---|---|
| T (°C) | Treatment | ||
| Thermal expansion | 12 x 10-6/ºC | 20-100 | – |
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