2025-08-26 13:26:21 1J32精密合金国标的化学成分
1J32(国标)含Ni32%Fe,C≤0.03%、S≤0.01%,膨胀系数4.0×10⁻⁶/℃,低温磁屏蔽用,执行GB/T14986,杂质P≤0.01%。...
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1J32(国标)含Ni32%Fe,C≤0.03%、S≤0.01%,膨胀系数4.0×10⁻⁶/℃,低温磁屏蔽用,执行GB/T14986,杂质P≤0.01%。...
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GH4738板材含Ni50-55%、Cr17-21%、Al+Ti=3.5%、W1.5-2.5%,700℃抗拉强度≥1000MPa,涡轮叶片用,执行GJB3317。...
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4J45板材执行GB/T14986,含Ni45%Fe,膨胀系数4.5×10⁻⁶/℃,高温电子封装用,与陶瓷封接强度≥20MPa,抗拉强度≥580MPa。...
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6J40无缝管密度8.2g/cm³,电阻率1.1μΩ・m,500℃电阻波动≤3%,高温分压电阻用,执行GB/T6146,Ni80%Cr20%,耐温500℃。...
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4J33(国军标)执行GJB1928,含Ni33%Fe,膨胀系数6.5×10⁻⁶/℃,中温仪表管路用,抗拉强度≥580MPa,附成分检测报告。...
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