Metal
9Ni-4Co-0.20C quenched-and-tempered plate (MIL-HDBK-5H)
Historical public-release S-basis plate reference for quenched-and-tempered 9Ni-4Co-0.20C steel.
Properties
Physical
| Property | Value | Unit |
|---|---|---|
| Density | 7833 | kg/m^3 |
Mechanical
| Property | Value | Unit |
|---|---|---|
| Ultimate tensile strength, L | 1282.425 | MPa |
| Tensile yield strength, L | 1192.793 | MPa |
| Ultimate tensile strength, LT | 1310.004 | MPa |
| Tensile yield strength, LT | 1206.583 | MPa |
| Compressive yield strength, L | 1296.214 | MPa |
| Compressive yield strength, LT | 1289.32 | MPa |
| Ultimate shear strength | 786.002 | MPa |
| Elongation, LT | 5 | % |
| Young's modulus | 198.569 | GPa |
| Compression modulus | 198.569 | GPa |
| Shear modulus | 76.532 | GPa |
| Poisson's ratio | 0.3 | - |
Units
Condition
- Condition
- 9Ni-4Co-0.20C; quenched and tempered; plate; <203.2 mm
- Temper
- quenched and tempered
- Heat treatment
- normalized, austenitized, quenched, sub-zero treated and double tempered per handbook section 2.4.2
- Product form
- plate
- Thickness / diameter range
- table covers <0.250 and >=0.250 in; handbook states through-hardening to at least 8 in
- Test direction
- L and LT
- Processing route
- quenched-and-tempered intermediate-alloy steel plate
- Temperature range
- 21 ... 21 degC
- Notes
- Room-temperature historical handbook values. Applicability is limited to the exact alloy, temper/condition, product form, size band, material axis, statistical basis, and specification identified by the cited table. Historical reference only; confirm the current procurement specification and material test report.
Standards
No material standards linked.
Record status
- Category
- Metal
- Unit system
- Common SI