MAR-M Hf mod. High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
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Steel Grades | High Alloy | MAR-M Hf mod. | |||
Marage 300 |
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Marage 350 |
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MARINLOY HN |
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MAR-M 200 |
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MAR-M 246 |
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MAR-M 302 |
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MAR-M 322 |
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MAR-M 421 |
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MAR-M 432 |
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MAR-M 509 |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
---|---|---|---|---|---|---|
0.13-0.17 | 0.2 | 0.2 | 0.015 | 8-10 | ... | |
Mo | Al | Cu | Nb | Ti | V | Fe |
2.25-2.75 | 5.25-5.75 | 0.1 | 1.25-1.75 | 0.1 | ||
N | Co | Pb | B | Other | Hf | |
9-10 | 0.01-0.02 |
W 9-11 Ta 1.25-1.75 Zr 0.03-0.08 |
1.5-2.0 | |||
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) |
---|---|---|---|---|---|---|
394 (≥) | 595 (≥) | 41 | 11 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 113 |
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 | - | - | 0.24 | - | |||
112 | 366 | - | 31.3 | 142 | - | ||
275 | - | 31 | 34.2 | 244 | 232 |
Heat treated : 1341°C - 1153°C
Grade | Standard | Country | Application |
---|---|---|---|
SUS304HFB | JIS | Japan | austenitic special steel |
SUS316HFB | JIS | Japan | austenitic special steel |
SUS321HFB | JIS | Japan | austenitic special steel |
SUS347HFB | JIS | Japan | austenitic special steel |
ASTM HF | AISI | USA | |
HF | ASTM | USA | Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
HF | ASTM | USA | Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application |
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