Aermet100超高強度不銹鋼AM100耐腐蝕耐熱高溫鎳鈷合金化學成分力學性能
Aermet100鋼是美國Carpenter技術公司在20世紀90年代初研制的一種新型的超高強度鋼，具有優(yōu)良的強韌性配合。此外，該鋼還具有優(yōu)良的延展性、高的硬度以及比其他鋼更為優(yōu)良的抗應力腐蝕斷裂和抗疲勞裂紋斷裂的能力，被認為是下一代飛機關鍵零部件和起落架的首選材料。
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| Aermet 100 has a high hardness and strength combined with very good toughness and ductility. It is generally used for applications that require high strength, high fracture toughness and good resistance to stress corrosion cracking and fatigue. |
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| Landing Gear |
| Drive Shafts |
| Fasteners |
| Actuators |
| Jet Engine Shafts |
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| Chemical Composition (Wt %) |
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C
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Al
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Co
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Cr
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Mn
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Mo
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N
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Ni
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O
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P
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S
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S+P
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Si
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Ti
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Fe
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Min
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0.21
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-
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13
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2.9
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-
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1.1
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-
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11
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-
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-
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-
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-
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-
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-
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Bal
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Max
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0.25
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0.015
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14
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3.3
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0.1
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1.3
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0.0015
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12
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0.002
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0.008
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0.005
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0.01
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0.1
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0.015
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-
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| Typical Mechanical Properties after heat treatment |
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0.2% proof Stress
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Tensile Strength
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Elongation
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Reduction of area
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MPA
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MPA
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%
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%
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Min
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Min
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Min
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Min
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Longitudinal
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1620
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1931
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10
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55
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Transverse
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1620
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1931
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8
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45
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