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牌 號
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化學(xué)成分(質(zhì)量分?jǐn)?shù))(%)
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C
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Si
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Mn
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P
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S
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Ni
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Cr
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M0
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其他
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沉淀硬化型
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Ocr17Ni7Al
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≤0.09
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≤I.00
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≤1.00
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≤O.035
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≤0.030
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6.50~7.75
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16.00~18.00
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Cu≤O.50
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A10.75~1.50
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朝展ZZ
固溶 |
≤200
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d=a
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d=2a
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≤1030
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≥20
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ZZ固溶+565℃時效
|
≥345
|
≥960
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≥1140
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ZZ固溶+510℃時效
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≥392
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≥1030
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≥1230
|
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DY(1/2H)
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≥350
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d=3a
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d=4a
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≥1080
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≥5
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DY+475℃時效(CH)
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≥380
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≥880
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≥1230
|
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BY(3/4H)
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≥400
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≥1180
|
—
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BY+475℃時效(CH)
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≥450
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≥1080
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≥1420
|
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Y(H)
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≥450
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≥1420
|
—
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Y+475℃時效(CH)
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≥530
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≥1320
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≥1720
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