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快淬金属分类和牌号
Designation and classification of rapidly quenched metals
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精密合金牌号
Designation of precision alloys
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精密合金包装,标志和质量证明书的一般规定
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发条用高弹性合金3J9冷轧带
Cold-rolled strip of high elastic alloy 3J9 for spring
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低膨胀铁镍、铁镍钴合金
Iron-nickel and iron-nickel-cobalt alloys with low expansion
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定膨胀封接铁镍钴合金
Sealed iron-nickel-cobalt alloys with permanent expansion
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发条用高弹性合金3J9冷拉丝
Cold drawn wire of high elastic alloy 3J9 for spring
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频率元件用恒弹性合金3J60冷拉丝
Cold drawn wire of constant elastic alloy 3J60 for frequency component
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精密合金包装、标志和质量证明书的一般规定
General rules of packaging,marking and quality certification for precision alloys
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软磁合金带卷绕环形铁芯
Magnetic cores wound with soft magnetic alloy strips
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