[YS/T 423.4-2000] 核级碳化硼粉末化学分析方法 铁量的测定[现行]
发布时间:2000-03-29
实施时间:2000-10-01
本标 准 规 定了核级碳化硼粉末中铁含量的测定方法。本标 准 适 用干核级碳化硼粉末及芯块中铁含量的..
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[YS/T 423.5-2000] 核级碳化硼粉末化学分析方法 氧量的测定[现行]
发布时间:2000-03-29
实施时间:2000-10-01
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[YS/T 424.1-2000] 二硼化钛粉末化学分析方法 钛量的测定[修订]
发布时间:2000-03-29
实施时间:2000-10-01
本标准规定了二硼化钦粉末中钦含量的测定方法。本标 准 适 用于二硼化钦粉末中钦含量的测定。测定范围:..
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[YS/T 424.2-2000] 二硼化钛粉末化学分析方法 总硼量的测定[修订]
发布时间:2000-03-29
实施时间:2000-10-01
本标准规定了二硼化钦粉末中总硼量的测定方法本标准适用于二硼化钦粉末中总硼量的测定测定范围20/c--..
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[YS/T 424.3-2000] 二硼化钛粉末化学分析方法 铁量的测定[修订]
发布时间:2000-03-29
实施时间:2000-10-01
本标准规定了二硼化钦粉末中铁量的测定方法。本标准适用于二硼化钦粉末中铁量的测定测定范围,0.05%-..
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[YS/T 424.4-2000] 二硼化钛粉末化学分析方法 碳量的测定[修订]
发布时间:2000-03-29
实施时间:2000-10-01
本标准规定了二硼化钦中碳的分析方法.本标准适用于二硼化钦中碳含量的测定。测定范围:。001%^4.O..
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[YS/T 424.5-2000] 二硼化钛粉末化学分析方法 氧量的测定[修订]
发布时间:2000-03-29
实施时间:2000-10-01
本标准规定了二硼化钦粉末中氧含量的测定方法。本标 准 适 用于二硼化钦粉末中氧含量的测定。测定范围:..
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[GB/T 5061-1998] 金属粉末松装密度的测定 第3部分:振动漏斗法[已作废]
发布时间:1998-12-07
实施时间:1999-07-01
本标准规定了采用振动漏斗测定金属粉末松装密度的方法。该方法适用于不能自由流过漏斗法中孔径为5mm漏斗..
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[GB/T 1481-1998] 金属粉末(不包括硬质合金粉末)在单轴压制中压缩性的测定[已作废]
发布时间:1998-01-02
实施时间:1999-08-01
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