USA UNS SAE AMS-I-23011B (2006), Kovar Specialsteel Iron-Nickel Alloys for Sealing to Glasses and Ceramic and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | Kovar | Precipitation-Hardening | UNS | USA | Iron-Nickel Alloys for Sealing to Glasses and Ceramic |
C | Si | Mn | Ni | Cr | Al | Cu | Ti | Fe | Mo | Co | W | Mg | Zr |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
≤0.04 | ≤0.20 | ≤0.50 | ≤29.00 | ≤0.20 | ≤0.10 | ≤0.20 | ≤0.10 | ≤53.00 | ≤0.20 | ≤17.00 | ≤ ≥ | ≤0.10 | ≤0.10 |
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) |
---|---|---|---|---|---|---|
616 (≥) | 815 (≥) | 41 | 12 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 211 |
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 |
---|---|---|---|---|---|---|---|
24 | - | - | 0.22 | - | |||
791 | 786 | - | 44.3 | 243 | - | ||
373 | - | 41 | 11.2 | 323 | 412 |
Heat treated : 1352°C - 1226°C
Grade | Standard | Country | Application |
---|---|---|---|
KOVAR |
SAE AMS-I-23011B (2006) | Iron-Nickel Alloys for Sealing to Glasses and Ceramic | SAE-AMS-I-23011B-(2006).pdf |
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