1. D3|1.2080|SKD1 Cold Work Steel Specifications & Equivalents / D3 | 1.2080 | SKD1 Specifiche e equivalenti in acciaio per lavorazione a freddo 
2. D3|1.2080|SKD1 Cold Work Steel Chemical Composition/  D3|1.2080|SKD1 Composizione chimica dell'acciaio a lavoro freddo
| ASTM A681 | C | Mn | P | S | Si | Cr | V | T | Mo | 
| D3 | 2.00 | 2.35 | 0.10 | 0.60 | 0.03 | 0.03 | 0.10 | 0.60 | 11.00 | 13.50 | . . . | 1.10 | . . . | 1.00 | . . . | . . . | 
| DIN ISO 4957 | C | Mn | P | S | Si | Cr | V | T | Mo | Ni | 
| 1.2080/X210Cr12 | 1.90 | 2.20 | 0.20 | 0.60 | 
  | 
  | 0.10 | 0.60 | 11.00 | 13.00 | – | – | – | – | – | – | 
| JIS G4404 | C | Mn | P | S | Si | Cr | V | T | Mo | Ni | 
| SKD1 | 1.90 | 2.20 | 0.20 | 0.60 | 0.03 | 0.03 | 0.10 | 0.60 | 11.00 | 13.00 | – | – | – | – | – | – | 
4. Mechanical Properties of  D3|1.2080|SKD1 Cold Work Steel/Proprietà meccaniche di D3 | 1.2080 | SKD1 Acciaio per lavorazione a freddo 
| Mechanical Properties | 
  | 
  | 
| Properties | Metric | Imperial | 
| Izod impact unnotched | 28.0 J | 20.7 ft-lb | 
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 | 
| Elastic modulus | 190-210 GPa | 27557-30457 ksi | 
| Properties | Metric | Imperial | 
| Density | 7.7 x 1000 kg/m3 | 0.278 lb/in3 | 
| Melting point | 1421°C | 2590°F | 
| Properties | Conditions | 
| T (°C) | Treatment | 
| Thermal expansion | 12 x 10-6/ºC | 20-100 | – |