USA UNS SAE AMS 6524E (1991), HP 9-4-30 Specialsteel Steel, Sheet, Strip, and Plate 1.0Cr - 7.5Ni - 4.5Co - 1.0Mo - 0.09V (0.29 - 0.34C) Consumable Electrode Vacuum Melted, Annealed and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | HP 9-4-30 | Precipitation-Hardening | UNS | USA | Steel, Sheet, Strip, and Plate 1.0Cr - 7.5Ni - 4.5Co - 1.0Mo - 0.09V (0.29 - 0.34C) Consumable Electrode Vacuum Melted, Annealed |
C | Si | Mn | Ni | Cr | Al | Cu | Ti | Fe | Mo | Co | V | P | S |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0.29 -0.34 | ≤0.10 | 0.10 -0.35 | 7.00 -8.00 | 0.90 -1.10 | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤ ≥ | 0.90 -1.10 | 4.25 -4.75 | 0.06 -0.12 | ≤0.01 | ≤0.01 |
Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
---|---|---|---|---|---|---|
992 (≥) | 385 (≥) | 41 | 34 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 133 |
Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson’s coefficient, ν |
---|---|---|---|---|---|---|---|
43 | - | - | 0.12 | - | |||
299 | 873 | - | 11.3 | 441 | - | ||
724 | - | 12 | 32.2 | 332 | 143 |
Heat treated : 1212°C - 1515°C
Grade | Standard | Country | Application |
---|---|---|---|
HP-10 | |||
439 HP-10 | |||
AL 441HP | |||
HP 9-4-20 | |||
HP 9-4-25 | |||
HP 9-4-30 | |||
A709 Gr.HPS50W | |||
A709 Gr.HPS70W | |||
A709 Gr.HPS100W | |||
ASTM HP | |||
ASTM HP | |||
ASTM HP | |||
ASTM HP |
SAE AMS 6524E (1991) | Steel, Sheet, Strip, and Plate 1.0Cr - 7.5Ni - 4.5Co - 1.0Mo - 0.09V (0.29 - 0.34C) Consumable Electrode Vacuum Melted, Annealed | SAE-AMS-6524E-(1991).pdf |
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