Aermet100超高强度不锈钢AM100耐腐蚀耐热高温镍钴合金化学成分力学性能
Aermet100钢是美国Carpenter技术公司在20世纪90年代初研制的一种新型的超高强度钢,具有优良的强韧性配合。此外,该钢还具有优良的延展性、高的硬度以及比其他钢更为优良的抗应力腐蚀断裂和抗疲劳裂纹断裂的能力,被认为是下一代飞机关键零部件和起落架的首选材料。
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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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