[GB 6715-1986] 高纯石墨制品中硅和铁的光谱测定 粉末法[已作废]
发布时间:1987-08-01
实施时间:1987-08-01
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[GB 6716-1986] 铝电解槽用阴极炭块的电解试验方法[已作废]
发布时间:1987-08-01
实施时间:1987-08-01
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[GB/T 6717-1986] 炭素材料电阻率测定方法[已作废]
发布时间:1986-08-13
实施时间:1987-08-01
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[GB/T 6154-1985] 炭素材料体积密度测定方法[已作废]
发布时间:1985-06-21
实施时间:1986-06-01
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[GB/T 6155-1985] 炭素材料真密度测定方法[已作废]
发布时间:1985-06-21
实施时间:1986-06-01
真密度是炭素材料的质V与真体积(不包含气孔在内)的比值。
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[GB 6156-1985] 炭素材料真气孔率测定方法[已作废]
发布时间:1985-06-21
实施时间:1986-06-01
炭素材料的真气孔率是真密度同体积密度之差与真密度的比值。
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[GB/T 1429-1985] 炭素材料灰分含量测定方法[已作废]
发布时间:1984-12-06
实施时间:1985-12-06
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[GB/T 1431-1985] 炭素材料耐压强度测定方法[已作废]
发布时间:1984-12-06
实施时间:1986-06-01
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[YB 910-1978] 碳素材料残余收缩(或线膨胀)的测定[已作废]
发布时间:1979-01-01
实施时间:1979-01-01
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[YB 908-1978] 碳素材料体积密度、显气孔率的测定[已作废]
发布时间:1979-01-01
实施时间:1979-01-01
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发布时间:1978-09-29
实施时间:1978-10-01
木标准适用于冶金、化工和其它工业作为导电材料、耐火材料使用的炭素材料的分类。
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[GB/T 1428-1978] 炭素材料水分的测定[已作废]
发布时间:1978-09-29
实施时间:1978-10-01
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[GB/T 1430-1978] 炭素材料硫量的测定[已作废]
发布时间:1978-09-29
实施时间:1978-10-01
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