SAE J1268 Grade 8620H
Equivalent material: DIN 1.6523, DIN 21NiCrMo2, DIN 20NiCrMo2-2, AFNOR 20NCD2, AFNOR 20NiCrMo2-2, BS 805M20, BS 21NiCrMo2-2, UNI 20NiCrMo2-2, UNI 20NiCrMo2, SS 2506, UNE 20NiCrMo2, AISI 8620, AISI 8617H, AISI 8620H, AISI 8617, SAE 8620, SAE 8617H, SAE 8617, JIS SNCM220H, JIS SNCM220WCH, JIS SNCM220RCH, JIS 20NiCrMo2, EN 21NiCrMo2, EN 20NiCrMo2-2, EN 1.6523, ISO 20NiCrMo2-2, GOST 20ChGNM, ASTM 8620H, ASTM 8617H, ASTM 8620, UNS G86200, UNS H86170, UNS H86200, UNS G86170, DIN 1.6526, DIN 21NiCrMoS2, AFNOR 20NiCrMoS2-2, BS 20NiCrMoS2-2, UNI 20NiCrMoS2-2, AISI 8720, SAE 8720, EN 21NiCrMoS2, EN 20NiCrMoS2-2, EN 1.6526, ISO 20NiCrMoS2-2, ASTM 8720, UNS G87200
SAE J1268 Grade 8620H general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Nickel Chromium Molybdenum Steel |
SAE J1268 Grade 8620H thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1E-5 - 1.3E-5 1/K |
Typical for Nickel Chromium Molybdenum Steel |
| Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Nickel Chromium Molybdenum Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 448 - 670 J/(kg·K) |
Typical for Nickel Chromium Molybdenum Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 34 - 54 W/(m·K) |
Typical for Nickel Chromium Molybdenum Steel |
SAE J1268 Grade 8620H electrical
| Property |
Value |
| Carbon |
Carbon of 0.17 - 0.23 % |
| Chromium |
Chromium of 0.35 - 0.65 % |
| Copper |
Copper of 0.35 % |
| Iron |
balance |
| Manganese |
Manganese of 0.6 - 0.95 % |
| Molybdenum |
Molybdenum of 0.15 - 0.25 % |
| Nickel |
Nickel of 0.35 - 0.75 % |
| Silicon |
Silicon of 0.15 - 0.35 % |
SAE J1268 Grade 8620H mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for Nickel Chromium Molybdenum Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Nickel Chromium Molybdenum Steel |
