朝展牌 號(hào)
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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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朝展沉淀硬化型
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≤O.07
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≤1.00
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≤1.00
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≤0.035
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≤O.030
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3.00~5.00
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15.50~17.50
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Cu3.00~5.00
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Nb:0.15~O.45
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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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A1:0.75~1.50
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≤0.09
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≤1.00
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≤1.00
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≤O.035
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≤O.030
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6.50~7.50
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14.00~16.00
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2.00~3.00
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A1:0.75~1.50
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0.07-0.11
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0.50
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0.5-1.25
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0.04
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0.03
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4.0-5.0
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16-17.0
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2.5-3.20
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N0.07-0.13
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