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GB/T 40798-2021离子型稀土原矿化学分析方法 稀土总量的测定 电感耦合等离子体质谱法Chemical analysis method of ion-adsorption rare earth ore. Determination of total rare earth contents. Inductively coupled plasma mass spectrometry
GB/T 40798-2021离子型稀土原矿化学分析方法 稀土总量的测定 电感耦合等离子体质谱法Chemical analysis method of ion-adsorption rare earth ore. Determination of total rare earth contents. Inductively coupled plasma mass spectrometry...
2022-03-23[]浏览：7下载：0
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GB/T 40799-2021机械加工过程 能效基础数据检测方法Machining process. Test methods for essential energy efficiency data
GB/T 40799-2021机械加工过程 能效基础数据检测方法Machining process. Test methods for essential energy efficiency data...
2022-03-23[]浏览：8下载：0
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GB/T 40800-2021铸钢件焊接工艺评定规范Specification and qualification of welding procedures for production welding of steel castings
GB/T 40800-2021铸钢件焊接工艺评定规范Specification and qualification of welding procedures for production welding of steel castings...
2022-03-23[]浏览：11下载：0
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GB/T 40802-2021通用铸造碳钢和低合金钢铸件Carbon and low alloy cast steels for general applications
GB/T 40802-2021通用铸造碳钢和低合金钢铸件Carbon and low alloy cast steels for general applications...
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GB/T 40803-2021机械加工过程 能量效率评价方法Machining process. Method for energy efficiency evaluation
GB/T 40803-2021机械加工过程 能量效率评价方法Machining process. Method for energy efficiency evaluation...
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GB/T 40805-2021铸钢件 交货验收通用技术条件Steel castings. General technical delivery requirements
GB/T 40805-2021铸钢件 交货验收通用技术条件Steel castings. General technical delivery requirements...
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GB/T 40806-2021机床发射空气传播噪声 金属切削机床的操作条件Airborne noise emitted by machine tools. Operating conditions for metal-cutting machines
GB/T 40806-2021机床发射空气传播噪声 金属切削机床的操作条件Airborne noise emitted by machine tools. Operating conditions for metal-cutting machines...
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GB/T 40807-2021微系统用生产设备 末端执行器与处理器的接口Production equipment for microsystems. Interface between end effector and handling system
GB/T 40807-2021微系统用生产设备 末端执行器与处理器的接口Production equipment for microsystems. Interface between end effector and handling system...
2022-03-23[]浏览：9下载：0
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GB/T 40809-2021铸造铝合金 半固态流变 压铸成形工艺规范Casting aluminum alloys. Process specification for semisolid rheo-diecasting forming
GB/T 40809-2021铸造铝合金 半固态流变 压铸成形工艺规范Casting aluminum alloys. Process specification for semisolid rheo-diecasting forming...
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GB/Z 40824-2021环境管理 生命周期评价在电子电气产品领域应用指南Environmental management. Guide on life cycle assessment for electrical and electronic equipment
GB/Z 40824-2021环境管理 生命周期评价在电子电气产品领域应用指南Environmental management. Guide on life cycle assessment for electrical and electronic equipment...
2022-03-23[]浏览：10下载：0
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GB/Z 40825-2021电器附件 总则协调Electrical accessories. Harmonization of general rules
GB/Z 40825-2021电器附件 总则协调Electrical accessories. Harmonization of general rules...
2022-03-23[]浏览：6下载：0
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GB/T 40813-2021信息安全技术 工业控制系统安全防护技术要求和测试评价方法Information security technology. Security protection technical requirements and testing evaluation methods of industrial control systems
GB/T 40813-2021信息安全技术 工业控制系统安全防护技术要求和测试评价方法Information security technology. Security protection technical requirements and testing evaluation methods of industrial control systems...
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GB/T 40815.2-2021电气和电子设备机械结构 符合英制系列和公制系列机柜的热管理 第2部分:强迫风冷的确定方法Mechanical structures for electrical and electronic equipment. Thermal management for cabinets in accordance with inch and metric system. Part 2: Method for the determination of forced air cooli
GB/T 40815.2-2021电气和电子设备机械结构 符合英制系列和公制系列机柜的热管理 第2部分:强迫风冷的确定方法Mechanical structures for electrical and electronic equipment. Thermal management for cabinets in accordance with inch and metric system. Part 2: Method for the determination of forced air cooling...
2022-03-23[]浏览：7下载：0
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GB/T 40815.4-2021电气和电子设备机械结构u3000符合英制系列和公制系列机柜的热管理u3000第4部分：电子机柜中供水热交换器的冷却性能试验Mechanical structures for electrical and electronic equipment. Thermal management for cabinets in accordance with inch and metric system. Part4:Cooling performance tests for wat
GB/T 40815.4-2021电气和电子设备机械结构u3000符合英制系列和公制系列机柜的热管理u3000第4部分：电子机柜中供水热交换器的冷却性能试验Mechanical structures for electrical and electronic equipment. Thermal management for cabinets in accordance with inch and metric system. Part4:Cooling performance tests for water supplied heat exchangers in electronic cabinets...
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GB/T 40816.11-2021工业炉及相关工艺设备 能量平衡测试及能效计算方法 第11部分：各种效率评估Industrial furnaces and associated processing equipment. Method of measuring energy balance and calculating energy efficiency. Part 11: Evaluation of various kinds of efficiency
GB/T 40816.11-2021工业炉及相关工艺设备 能量平衡测试及能效计算方法 第11部分：各种效率评估Industrial furnaces and associated processing equipment. Method of measuring energy balance and calculating energy efficiency. Part 11: Evaluation of various kinds of efficiency...
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GB/T 40817.1-2021核电主泵电机技术条件 第1部分：轴封泵异步电机Specification for nuclear power reactor coolant pump motor. Part 1:Asynchronous motor for shaft sealing pump
GB/T 40817.1-2021核电主泵电机技术条件 第1部分：轴封泵异步电机Specification for nuclear power reactor coolant pump motor. Part 1:Asynchronous motor for shaft sealing pump...
2022-03-23[]浏览：13下载：0
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GB/T 40817.2-2021核电主泵电机技术条件 第2部分：屏蔽泵异步电机Specification for nuclear power reactor coolant pump motor. Part 2:Asynchronous motor for canned motor pump
GB/T 40817.2-2021核电主泵电机技术条件 第2部分：屏蔽泵异步电机Specification for nuclear power reactor coolant pump motor. Part 2:Asynchronous motor for canned motor pump...
2022-03-23[]浏览：10下载：0
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GB/T 40819-2021架空线缆微风振动疲劳试验方法Aeolian vibration fatigue test method for overhead conductors and cables
GB/T 40819-2021架空线缆微风振动疲劳试验方法Aeolian vibration fatigue test method for overhead conductors and cables...
2022-03-23[]浏览：12下载：0
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GB/T 41105.3-2021无损检测 X射线管电压的测量和评价 第3部分：能谱法Non-destructive testing—Measurement and evaluation of the X-ray tube voltage—Part 3:Spectrometric method
GB/T 41105.3-2021无损检测 X射线管电压的测量和评价 第3部分：能谱法Non-destructive testing—Measurement and evaluation of the X-ray tube voltage—Part 3:Spectrometric method...
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GB/T 41116-2021焊缝无损检测 衍射时差技术（TOFD） 验收等级Non-destructive testing of welds—Time-of-flight diffraction technique (TOFD)—Acceptance levels
GB/T 41116-2021焊缝无损检测 衍射时差技术（TOFD） 验收等级Non-destructive testing of welds—Time-of-flight diffraction technique (TOFD)—Acceptance levels...
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GB/T 41119-2021无损检测 微磁检测 总则Non-destructive testing—Micromagnetic testing—General principles
GB/T 41119-2021无损检测 微磁检测 总则Non-destructive testing—Micromagnetic testing—General principles...
2022-03-23[]浏览：9下载：0
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GB/T 41123.1-2021无损检测 工业射线计算机层析成像检测 第1部分：原理、设备和样品Non-destructive testing—Radiation methods for industrial computed tomography—Part 1：Principles, equipment and samples
GB/T 41123.1-2021无损检测 工业射线计算机层析成像检测 第1部分：原理、设备和样品Non-destructive testing—Radiation methods for industrial computed tomography—Part 1：Principles, equipment and samples...
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