Aermet100超高強(qiáng)度不銹鋼AM100耐腐蝕耐熱高溫鎳鈷合金化學(xué)成分力學(xué)性能
Aermet100鋼是美國Carpenter技術(shù)公司在20世紀(jì)90年代初研制的一種新型的超高強(qiáng)度鋼，具有優(yōu)良的強(qiáng)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(yīng)力腐蝕斷裂和抗疲勞裂紋斷裂的能力，被認(rèn)為是下一代飛機(jī)關(guān)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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