发布时间:1983-12-12
实施时间:1984-01-01
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[GB 3503-1983] 彩色电视荧光级氧化钇技术条件[已作废]
发布时间:1983-12-01
实施时间:1983-12-01
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[GB/T 3626-1983] 五氧化二钽技术条件[已作废]
发布时间:1983-04-16
实施时间:1984-02-01
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[GB/T 3627-1983] 五氧化二铌技术条件[已作废]
发布时间:1983-04-16
实施时间:1984-02-01
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[GB/T 3501-1983] 超细水合二氧化钌粉 技术条件[已废止]
发布时间:1983-02-21
实施时间:1983-01-02
本标准适用于电子工业中厚膜电阻、电位器等件配料用的超细水合二氧化钌粉。
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[GB/T 3502-1983] 超细氧化钯粉技术条件[已废止]
发布时间:1983-02-21
实施时间:1983-01-02
本标准适用于电子工业中低阻值范围的电阻、电位器等件配料用的超细氧化钯粉。
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[GB/T 3990-1983] 镍包氧化铝复合粉[已作废]
发布时间:1983-01-02
实施时间:1984-01-01
本标准适用于供火焰喷涂及等离子喷涂用镍包氧化铝复合粉。
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[GB/T 3991-1983] 钴包碳化钨复合粉[已作废]
发布时间:1983-01-02
实施时间:1984-01-01
本标准适用于供火焰喷涂、等离子喷涂及爆炸喷涂用钴包碳化钨复合粉。
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发布时间:1983-01-02
实施时间:1984-01-01
本标准适用于供火焰喷涂及等离子喷涂用镍包铜复合粉。
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[GB/T 3256.1-1982] 电真空用锆粉化学分析方法 重量法测定总锆及活性锆[已作废]
发布时间:1982-06-21
实施时间:1983-03-01
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发布时间:1982-01-02
实施时间:1983-10-01
本标准适用于用还原三氧化钨和蓝色氧化钨法制得的钨粉。
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[GB/T 3459-1982] 钨条[已作废]
发布时间:1982-01-02
实施时间:1983-10-01
本标准适用于粉末冶金法制得的钨条。
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发布时间:1982-01-02
实施时间:1983-10-01
本标准适用于用氢还原三氧化钼或钼酸铵法制得的钼粉。
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