Browse Standards

1579+ standards in database

1579 result(s) found

GB/T 26667-2021 Active

电磁屏蔽材料术语

Terminology for electromagnetic shielding materials

ICS: 17.220.99
2021-11-01
GB/T 19346.3-2021 Active

非晶纳米晶合金测试方法 第3部分:铁基非晶单片试样交流磁性能

Methods of measurement of amorphous and nanocrystalline alloys—Part 3: AC magnetic properties of Fe-based amorphous strip using a single sheet specimen

ICS: 17.220.20
2021-11-01
GB/T 17215.321-2021 Active

电测量设备(交流) 特殊要求 第21部分:静止式有功电能表 (A级、B级、C级、D级和E级)

Electricity metering equipment (AC)—Particular requirements—Part 21:Static meters for active energy(classes A, B, C, D and E)

ICS: 17.220.20
2021-11-01
GB/T 17215.211-2021 Active

电测量设备(交流) 通用要求、试验和试验条件 第11部分:测量设备

Electricity metering equipment(AC)—General requirements, tests and test conditions—Part 11:Metering equipment

ICS: 17.220.20
2021-11-01
GB/T 40071-2021 Active

纳米技术 石墨烯相关二维材料的层数测量 光学对比度法

Nanotechnologies—Measurement of the number of layers of graphene-related two-dimensional (2D) materials—Optical contrast method

ICS: 17.180.30
2021-12-01
GB/T 40069-2021 Active

纳米技术 石墨烯相关二维材料的层数测量 拉曼光谱法

Nanotechnologies—Measurement of the number of layers of graphene-related two-dimensional (2D) materials—Raman spectroscopy method

ICS: 17.180.30
2021-12-01
GB/T 40066-2021 Active

纳米技术 氧化石墨烯厚度测量 原子力显微镜法

Nanotechnologies—Thickness measurement of graphene oxide—Atomic Force Microscopy (AFM)

ICS: 17.180
2021-12-01
GB/T 40007-2021 Active

纳米技术 纳米材料电阻率的接触式测量方法 通则

Nanotechnology—Contacting methods for measuring the resistivity of nanomaterials—General rules

ICS: 17.220.20
2021-12-01
GB/T 31838.6-2021 Active

固体绝缘材料 介电和电阻特性 第6部分:介电特性(AC方法) 相对介电常数和介质损耗因数(频率0.1Hz~10MHz)

Solid insulating materials—Dielectric and resistive properties—Part 6:Dielectric properties(AC method)—Relative permittivity and dielectric dissipation factor (frequencies 0.1Hz~10MHz)

ICS: 17.220.99;29.035.01
2021-12-01
GB/T 29716.3-2021 Active

机械振动与冲击 信号处理 第3部分:时频分析方法

Mechanical vibration and shock—Signal processing—Part 3: Methods of time-frequency analysis

ICS: 17.160
2021-12-01
GB/T 22394.2-2021 Active

机器状态监测与诊断 数据判读与诊断技术 第2部分:数据驱动的应用

Condition monitoring and diagnostics of machines—Data interpretation and diagnostics techniques—Part 2:Data-driven applications

ICS: 17.160
2021-12-01
GB/T 21227-2021 Active

交流损耗测量 多丝复合超导材料磁滞损耗的磁强计测量法

AC loss measurements—Magnetometer methods for hysteresis loss in superconducting multifilamentary composites

ICS: 17.220.20;29.050
2021-12-01
GB/T 18216.5-2021 Active

交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第5部分:对地电阻

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.—Equipment for testing, measuring or monitoring of protective measures—Part 5: Resistance to earth

ICS: 17.220.20
2021-12-01
GB/T 18216.4-2021 Active

交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第4部分:接地电阻和等电位接地电阻

Electrical safety in low voltage distribution systems up to 1000V a.c and 1500V d.c—Equipment for testing,measuring or monitoring of protective measures—Part 4:Resistance of earth connection and equipotential bonding

ICS: 17.220.20
2021-12-01
GB/T 18216.3-2021 Active

交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第3部分:环路阻抗

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.—Equipment for testing, measuring or monitoring of protective measures—Part 3: Loop impedance

ICS: 17.220.20
2021-12-01
GB/T 18216.2-2021 Active

交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第2部分:绝缘电阻

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.—Equipment for testing, measuring or monitoring of protective measures—Part 2: Insulation resistance

ICS: 17.220.20
2021-12-01
GB/T 18216.1-2021 Active

交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第1部分:通用要求

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.—Equipment for testing, measuring or monitoring of protective measures—Part 1: General requirements

ICS: 17.220.20
2021-12-01
GB/T 6092-2021 Active

直角尺

Squares

ICS: 17.040.30
2021-12-01
GB/T 40293-2021 Active

红外硫系光学薄膜折射率测试方法

Test method for refractive index of infrared optical chalcogenide films

ICS: 17.180.01
2022-03-01
GB/T 33521.32-2021 Active

机械振动 轨道系统产生的地面诱导结构噪声和地传振动 第32部分:大地的动态性能测量

Mechanical vibration—Ground-borne noise and vibration arising from rail systems—Part 32: Measurement of dynamic properties of the ground

ICS: 17.160
2022-03-01
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