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copper hmn58-2 germany

HMn58-2_

2022729 · HMn58-2、,;,,,,。HMn58-2

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HMn58-2, GB :: Total Materia

HMn58-2, GB, GB 5232, Wrought copper-zinc alloys (brasses)--Chemical composition and forms of wrought products, GB/T 13808, Wrought copper and copper alloys. Extruded

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