ASTM A322 Grade 4137
Equivalent material: DIN 1.7220, DIN 34CrMo4, AFNOR 35CD4, BS 708A37, UNI 35CrMo4, SS 2234, UNE 34CrMo4, AISI 4137, AISI 4135, AISI 4135H, AISI 4137H, SAE 4137, SAE 4135, SAE 4135H, SAE 4137H, JIS SCM435, JIS SCCRM3, JIS STH22, JIS SCM3H, JIS SCCrM3, JIS SCM435H, JIS SCM435TK, JIS SCM435M, JIS SCM432, JIS SCM430M, EN 34CrMo4, EN 1.7220, GOST 34ChM, GB ML30CrMo, ASTM 4135H, ASTM 4135, ASTM Grade L72, ASTM Grade L7B, UNS G41350, UNS G41370, UNS H41350, UNS H41370, DIN 1.7226, DIN 34CrMoS4, AFNOR 34CD4u, UNI 34CrMoS4, EN 34CrMoS4, EN 1.7226
ASTM A322 Grade 4137 general
| Property |
Temperature |
Value |
Comment |
| Density |
23.0 °C |
Density of 7.8 - 7.9 g/cm³ |
Typical for Chromium Molybdenum Steel |
ASTM A322 Grade 4137 thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
23.0 °C |
Coefficient of thermal expansion of 1.1E-5 - 1.4E-5 1/K |
Typical for Chromium Molybdenum Steel |
| Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Chromium Molybdenum Steel |
| Specific heat capacity |
23.0 °C |
Specific heat capacity of 448 - 502 J/(kg·K) |
Typical for Chromium Molybdenum Steel |
| Thermal conductivity |
23.0 °C |
Thermal conductivity of 36 - 43 W/(m·K) |
Typical for Chromium Molybdenum Steel |
ASTM A322 Grade 4137 electrical
| Property |
Value |
| Carbon |
Carbon of 0.35 - 0.4 % |
| Chromium |
Chromium of 0.8 - 1.1 % |
| Copper |
Copper of 0.35 % |
| Manganese |
Manganese of 0.7 - 0.9 % |
| Molybdenum |
Molybdenum of 0.15 - 0.25 % |
| Nickel |
Nickel of 0.25 % |
| Phosphorus |
Phosphorus of 0.04 % |
| Silicon |
Silicon of 0.15 - 0.35 % |
| Sulfur |
Sulfur of 0.04 % |
ASTM A322 Grade 4137 mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
23.0 °C |
Elastic modulus of 200 - 215 GPa |
Typical for Chromium Molybdenum Steel |
| Poisson's ratio |
23.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Chromium Molybdenum Steel |
