China coefficient GB Standards List

China "coefficient" GB Standards List:

Standard Code	Standard Title	Standard Class	Order
GB/T 44119-2024	Measurement method for antenna coefficient of radiated interference 1m method {译} 辐射骚扰1m法天线系数测量方法	China National Standards coefficient	English PDF
GB/T 43881-2024	Test method for thermal expansion coefficient of low expansion glass line - laser interferometry {译} 低膨胀玻璃线热膨胀系数试验方法-激光干涉法	China National Standards coefficient	English PDF
GB/T 43891-2024	Non-metallic chemical equipment - Test method for heat transfer coefficient and flow resistance performance of impermeable graphite heat exchangers {译} 非金属化工设备-不透性石墨换热器传热系数和流阻性能测试方法	China National Standards coefficient	English PDF
GB/T 42657-2023	Test method for infrared refractive index temperature coefficient of infrared optical glass - vertical incidence method {译} 红外光学玻璃红外折射率温度系数测试方法垂直入射法	China National Standards coefficient	English PDF
GB/T 5758-2023	Method for determination of particle size, effective particle size and uniformity coefficient of ion exchange resin {译} 离子交换树脂粒度、有效粒径和均一系数的测定方法	China National Standards coefficient	English PDF
GB/T 21228.2-2023	Acoustics - Surface sound scattering properties - Part 2: Free-field directional diffusion coefficient measurement {译} 声学表面声散射特性第2部分：自由场方向性扩散系数测量	China National Standards coefficient	English PDF
GB/T 42272-2022	Test method for chloride ion diffusion coefficient of cement mortar {译} 水泥胶砂氯离子扩散系数检测方法	China National Standards coefficient	English PDF
GB/T 32561.4-2022	Infrared Optical Chalcogenide Glass Test Method Part 4: Optical Absorption coefficient {译} 红外光学硫系玻璃测试方法第4部分：光吸收系数	China National Standards coefficient	English PDF
GB/T 40116-2021	Foil bearings - Performance of hydrodynamic gas journal bearings - Testing of static load capacity, friction coefficient and lifetime 箔片轴承气体动压径向轴承性能静态承载能力、摩擦因数和寿命测试	China National Standards coefficient	English PDF
GB/T 9966.13-2021	Test methods for natural stone—Part 13:Determination of water absorption coefficient by capillarity 天然石材试验方法第13部分：毛细吸水系数的测定	China National Standards coefficient	English PDF
GB/T 9966.16-2021	Test methods for natural stone- Part 16:Determination of linear thermal expansion coefficient 天然石材试验方法第16部分：线性热膨胀系数的测定	China National Standards coefficient	English PDF
GB/T 10006-2021	Plastics—Film and sheeting—Determination of the coefficients of friction 塑料薄膜和薄片摩擦系数的测定	China National Standards coefficient	English PDF
GB/T 5095.2507-2021	Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-7: Test 25g: Impedance, reflection coefficient, and voltage standing wave ratio (VSWR) 电子设备用机电元件基本试验规程及测量方法第25-7部分：试验25g：阻抗、反射系数和电压驻波比（VSWR）	China National Standards coefficient	English PDF
GB/T 39539-2020	Technical requirements for determination of gas diffusion coefficient in shale reservoir 页岩储层气体扩散系数的测定技术要求	China National Standards coefficient	English PDF
GB/T 7991.7-2019	Test method of viterous and porcelain enamels—Part 7：Determination of coefficient of mean lincar thermal expansion 搪玻璃层试验方法第7部分：平均线热膨胀系数的测定	China National Standards coefficient	English PDF
GB/T 7991.7-2019	Test method of viterous and porcelain enamels—Part 7：Determination of coefficient of mean lincar thermal expansion 搪玻璃层试验方法第7部分：平均线热膨胀系数的测定	China National Standards coefficient	English PDF
GB/T 10339-2018	Paper, board and pulp—Determination of light scattering and absorption coefficients(Kubelka-Munk method) 纸、纸板和纸浆-光散射和光吸收系数的测定（Kubelka-Munk法）	China National Standards coefficient	English PDF
GB/T 37255-2018	Test method for pyroelectric coefficient of materials under DC bias field 偏置电场下材料热释电系数测试方法	China National Standards coefficient	English PDF
GB/T 36800.2-2018	Plastics—Thermomechanical analysis(TMA)—Part 2: Determination of coefficient of linear thermal expansion and glass transition temperature 塑料热机械分析法(TMA) 第2部分：线性热膨胀系数和玻璃化转变温度的测定	China National Standards coefficient	English PDF
GB/T 11313.201-2018	Radio-frequency connectors—Part 201:Electrical test methods—Reflection coefficient and voltage standing wave ratio 射频连接器第201部分：电气试验方法反射系数和电压驻波比	China National Standards coefficient	English PDF
GB/T 36079-2018	Acoustics—Procedures for determination of transmission loss, flow noise and total pressure loss coefficient for arrayed element dissipative silencers—Equivalent measurement 声学单元并排式阻性消声器传声损失、气流再生噪声和全压损失系数的测定等效法	China National Standards coefficient	English PDF
GB/T 34478-2017	Determination of anti-slip coefficient at bolted connect steel plates’ surfaces 钢板栓接面抗滑移系数的测定	China National Standards coefficient	English PDF
GB/T 34342-2017	Test method for heat transfer coefficient of building envelope 围护结构传热系数检测方法	China National Standards coefficient	English PDF
GB/T 34183-2017	Thermal insulating products for building equipment and industrial installations—Determination of the coefficient of thermal expansion 建筑设备及工业装置用绝热制品热膨胀系数的测定	China National Standards coefficient	English PDF
GB/T 33216-2016	Steel open die forgings on hammer—Classification of complexity and equivalent coefficient 锤上钢质自由锻件复杂程度分类及折合系数	China National Standards coefficient	English PDF
GB/T 33205-2016	Light conveyor belts—Determination of the coefficient of friction 轻型输送带摩擦系数的测定	China National Standards coefficient	English PDF
GB/T 3074.4-2016	Method for the determination of the coefficient of thermal expansion of graphite electrodes 石墨电极热膨胀系数（CTE）测定方法	China National Standards coefficient	English PDF
GB/T 3810.5-2016	Test methods of ceramic tiles—Part 5: Determination of impact resistance by measurement of coefficient of restitution 陶瓷砖试验方法第5部分：用恢复系数确定砖的抗冲击性	China National Standards coefficient	English PDF
GB/T 32523-2016	Acoustics—Measurement of sound pressure reflection coefficient, sound pressure transmission coefficient and absorption coefficient for underwater acoustical material sample—Travelling wave tube method 声学水声材料样品声压反射系数、声压透射系数和吸声系数的测量行波管法	China National Standards coefficient	English PDF
GB/T 16920-2015	Glass—Determination of coefficient of mean linear thermal expansion 玻璃平均线热膨胀系数的测定	China National Standards coefficient	English PDF
GB/T 11297.8-2015	Test method for pyroelectric coefficient of pyroelectric materials 热释电材料热释电系数的测试方法	China National Standards coefficient	English PDF
GB/T 31967.1-2015	Test method for physical property of rare earth permanent magnetic materials—Part 1：Determination of temperature coefficient of magnetic flux 稀土永磁材料物理性能测试方法第1部分：磁通温度特性的测定	China National Standards coefficient	English PDF
GB/T 5594.3-2015	Test methods for properties of structure ceramic used in electronic components and device—Part 3: Test method for mean coefficient of linear expansion 电子元器件结构陶瓷材料性能测试方法第3部分：平均线膨胀系数测试方法	China National Standards coefficient	English PDF
GB/T 30832-2014	Valves―Test method of flow coefficient and flow resistance coefficient 阀门流量系数和流阻系数试验方法	China National Standards coefficient	English PDF
GB/T 30592-2014	Test method for solar heat gain coefficient of transparent envelope 透光围护结构太阳得热系数检测方法	China National Standards coefficient	English PDF
GB/T 30086-2013	Determination of axial coefficient of linear expansion of plastics pipes for water supply 给水塑料管道轴向线膨胀系数试验方法	China National Standards coefficient	English PDF
GB/T 29882-2013	Testing method for classification of hazardous materials - Partition coefficient of 1-octanol/water 杂项危险物质和物品分类试验方法正辛醇/水分配系数	China National Standards coefficient	English PDF
GB/T 28194-2011	Glass - Double liner method for determination thermal coefficient expansion 玻璃双线法线热膨胀系数的测定	China National Standards coefficient	English PDF
GB/T 27860-2011	Chemicals - Estimation of the adsorption coefficient (Koc) on soil and on sewage sludge using high performance liquid chromatography (HPLC) 化学品高效液相色谱法估算土壤和污泥的吸附系数	China National Standards coefficient	English PDF
GB/T 27661-2011	Test methods for single-pass loss coefficient of laser robs 激光棒单程损耗系数的测量方法	China National Standards coefficient	English PDF
GB/T 14369-2011	Acoustics - Measurement methods of insertion loss，echo reduction and sound absorption coefficient for underwater acoustical material samples 声学水声材料样品插入损失、回声降低和吸声系数的测量方法	China National Standards coefficient	English PDF
GB/T 26638-2011	Classification of complexity and equivalent coefficient of open die forgings on hydraulic press 液压机上钢质自由锻件复杂程度分类及折合系数	China National Standards coefficient	English PDF
GB/T 7962.9-2010	Test methods of colourless optical glass - Part 9: coefficient of optical absorption 无色光学玻璃测试方法第9部分：光吸收系数	China National Standards coefficient	English PDF
GB/T 7962.4-2010	Test methods of colourless optical glass - Part 4: Temperature coefficient of refractive index 无色光学玻璃测试方法第4部分：折射率温度系数	China National Standards coefficient	English PDF
GB/T 7962.16-2010	Test methods of colourless optical glass - Part 16: Linear thermal expansion coefficient，transformation temperature and yield point temperature 无色光学玻璃测试方法第16部分：线膨胀系数、转变温度和弛垂温度	China National Standards coefficient	English PDF
GB/T 7962.1-2010	Test methods of colourless optical glass - Part 1: Refractive index and coefficient of dispersion 无色光学玻璃测试方法第1部分：折射率和色散系数	China National Standards coefficient	English PDF
GB/T 25144-2010	Determination of coefficient of mean linear thermal expansion for vitreous and porcelain enamels 搪玻璃釉平均线热膨胀系数的测定方法	China National Standards coefficient	English PDF
GB/T 23561.12-2010	Methods for determining the physical and mechanical properties of coal and rock - Part 12: Method for determining coal hardiness coefficient 煤和岩石物理力学性质测定方法第12部分：煤的坚固性系数测定方法	China National Standards coefficient	English PDF
GB/T 24811.2-2009	Cranes and lifting appliances - Selection of wire ropes - Part 2: Mobile cranes - coefficient of utilization 起重机和起重机械钢丝绳选择第2部分：流动式起重机利用系数	China National Standards coefficient	English PDF
GB/T 24609-2009	Rolling bearings - Thermal speed rating - Calculation and coefficients 滚动轴承额定热转速计算方法和系数	China National Standards coefficient	English PDF
GB/T 10094-2009	The confidence limits of quantile and coefficient of variation for normal distribution 正态分布分位数与变异系数的置信限	China National Standards coefficient	English PDF
GB/T 24270-2009	Method of measurement of temperature coefficient of magnetic properties of permanent magnetic materials 永磁材料磁性能温度系数测量方法	China National Standards coefficient	English PDF
GB/T 23483-2009	Test standard for overall heat transfer coefficient of building envelope and heat supply for space heating 建筑物围护结构传热系数及采暖供热量检测方法	China National Standards coefficient	English PDF
GB/T 23561.7-2009	Methods for determining the physical and mechanical properties of coal and rock - Part 7: Methods for determining the uniaxial compressive strength and counting softening coefficient 煤和岩石物理力学性质测定方法第7部分：单轴抗压强度测定及软化系数计算方法	China National Standards coefficient	English PDF
GB/T 22895-2008	Paper and board - Determination of the static and kinetic coefficients of friction - Horizontal plane method 纸和纸板静态和动态摩擦系数的测定平面法	China National Standards coefficient	English PDF
GB/T 1036-2008	Test method for coefficient of linear thermal expansion of plastics between -30℃ and 30℃ with a vitreous silica dilatometer 塑料 -30℃～30℃线膨胀系数的测定石英膨胀计法	China National Standards coefficient	English PDF
GB/T 16638.4-2008	Aerodynamics - Concepts，quantities and symbols - Part 4: Aerodynamic forces，moments，their coefficients and derivatives of aircraft 空气动力学概念、量和符号第4部分：飞机的空气动力、力矩及其系数和导数	China National Standards coefficient	English PDF
GB/T 14410.2-2008	Flight mechanics - Concepts，quantities and symbols - Part 2：Forces，moments，their coefficients and derivatives 飞行力学概念、量和符号第2部分：力、力矩及其系数和导数	China National Standards coefficient	English PDF
GB/T 21853-2008	Testing of chemicals - Partition coefficient（n-octanol/water）- Shake flask method 化学品分配系数（正辛醇-水）摇瓶法试验	China National Standards coefficient	English PDF
GB/T 21852-2008	Testing of chemicals - Partition coefficient（n-octanol/water）- High performance liquid chromatography（HPLC）method 化学品分配系数（正辛醇-水）高效液相色谱法试验	China National Standards coefficient	English PDF
GB/T 6099-2008	Test method for maturity coefficient of cotton fibres 棉纤维成熟系数试验方法	China National Standards coefficient	English PDF
GB/T 21383-2008	coefficient of initial retroreflected luminance of newly applied pavement marking and test method 新划路面标线初始逆反射亮度系数及测试方法	China National Standards coefficient	English PDF
GB/T 10339-2007	Testing method of light scattering and absorption coefficient for paper，board and pulps 纸、纸板和纸浆的光散射和光吸收系数的测定	China National Standards coefficient	English PDF
GB/T 21228.1-2007	Acoustics - Sound-scattering properties of surfaces - Part 1: Measurement of the random-incidence scattering coefficient in a reverberation room 声学表面声散射特性第1部分：混响室中无规入射声散射系数测量	China National Standards coefficient	English PDF
GB/T 6663.1-2007	Directly heated negative temperature coefficient thermistors - Part 1: Generic specification 直热式负温度系数热敏电阻器第1部分:总规范	China National Standards coefficient	English PDF
GB/T 20673-2006	Cellular plastics - Determination of the coefficient of linear thermal expansion of rigid materials at sub-ambient temperatures 硬质泡沫塑料低于环境温度的线膨胀系数的测定	China National Standards coefficient	English PDF
GB/T 4326-2006	Extrinsic semiconductor single crystals measurement of Hall mobility and Hall coefficient 非本征半导体单晶霍尔迁移率和霍尔系数测量方法	China National Standards coefficient	English PDF
GB/T 5266-2006	Acoustics - Measurements of the longitudinal wave velocity and attenuation coefficient for underwater acoustical materials - Pulse tube method 声学水声材料纵波声速和衰减系数的测量脉冲管法	China National Standards coefficient	English PDF
GB/T 19979.2-2006	Geosynthetics - Penetration-resist property - Part 2: Determination of penetration coefficient 土工合成材料防渗性能第2部分渗透系数的测定	China National Standards coefficient	English PDF
GB/T 3810.5-2006	Test methods of ceramic tiles Part 5: Determination of impact resistance by measurement of coefficient of restitution 陶瓷砖试验方法第5部分:用恢复系数确定砖的抗冲击性	China National Standards coefficient	English PDF
GB/T 6148-2005	Test method for temperature-resistance coefficient of precision resistance alloys 精密电阻合金电阻温度系数测试方法	China National Standards coefficient	English PDF
GB/T 2572-2005	Fiber-reiforced plastics composites-Determination for mean coefficient of linear expansion 纤维增强塑料平均线膨胀系数试验方法	China National Standards coefficient	English PDF
GB/T 18696.1-2004	Acoustics--Determination of sound absorption coefficient and impedance in impedance tubes--Part 1:Method using standing wave ratio 声学阻抗管中吸声系数和声阻抗的测量第1部分:驻波比法	China National Standards coefficient	English PDF
GB/T 3074.4-2003	Method for the determination of the coefficient of thermal expansion of graphite electrodes 石墨电极热膨胀系数(CTE)测定方法	China National Standards coefficient	English PDF
GB/T 7154.4-2003	Thermistors--Directly heated positive step-function temperature coefficient--Part 1-4: Blank detail specification--Sensing application--Assessment level EZ 直热式阶跃型正温度系数热敏电阻器第1-4部分:敏感用空白详细规范评定水平EZ	China National Standards coefficient	English PDF
GB/T 7154.3-2003	Thermistors--Directly heated positive step-function temperature coefficient--Part 1-3: Blank detail specification--Inrush current application--Assessment level EZ 直热式阶跃型正温度系数热敏电阻器第1-3部分:浪涌电流用空白详细规范评定水平EZ	China National Standards coefficient	English PDF
GB/T 7154.2-2003	Thermistors--Directly heated positive step-function temperature coefficient--Part 1-2: Blank detail specification--Heating element application--Assessment level EZ 直热式阶跃型正温度系数热敏电阻器第1-2部分:加热元件用空白详细规范评定水平EZ	China National Standards coefficient	English PDF
GB/T 7154.1-2003	Thermistors--Directly heated positive step-function temperature coefficient--Part 1-1:Blank detail specification for current limiting application--Assessment level EZ 直热式阶跃型正温度系数热敏电阻器第1-1部分:限流用空白详细规范评定水平EZ	China National Standards coefficient	English PDF
GB/T 7153-2002	Directly heated positive step-function temperature coefficient thermistors--Part 1:Generic specification 直热式阶跃型正温度系数热敏电阻器第1部分:总规范	China National Standards coefficient	English PDF
GB/T 18696.2-2002	Acoustics--Determination of sound absorption coefficient and impedance in impedance tubes--Part 2:Transfer function method 声学阻抗管中吸声系数和声阻抗的测量第2部分:传递函数法	China National Standards coefficient	English PDF
GB/T 18475-2001	Thermoplastics materials for pipes and fittings for pressure applications classification and designation--Overall service(design) coefficient 热塑性塑料压力管材和管件用材料分级和命名总体使用(设计)系数	China National Standards coefficient	English PDF
GB/T 5758-2001	Determination for particle size range，effective size and uniformity coefficient of ion exchange resins 离子交换树脂粒度、有效粒径和均一系数的测定	China National Standards coefficient	English PDF
GB/T 18022-2000	Acoustics--Methods for measuring the longitudinal sound speed and attenuation coefficient of rubbers and plastics in the frequency range 1 MHz to 10 MHz 声学 1～10 MHz频率范围内橡胶和塑料纵波声速与衰减系数的测量方法	China National Standards coefficient	English PDF
GB/T 16920-1997	Glass--Determination of coefficient of mean linear thermal expansion 玻璃平均线热膨胀系数的测定	China National Standards coefficient	English PDF
GB/T 16139-1995	Dose conversion coefficients for use inprotection against neutron radiation 用于中子辐射防护的剂量转换系数	China National Standards coefficient	English PDF
GB/T 15489.3-1995	Colour filter glass test methods--Temperatrue coefficient of sharp cut wavelength 滤光玻璃测试方法截止波长温度系数	China National Standards coefficient	English PDF
GB/T 11297.8-1989	Test method for pyroelectric coefficient of pyroelectric materials 热释电材料热释电系数的测试方法	China National Standards coefficient	English PDF
GB/T 11297.7-1989	Test method for resistivity and hall coefficient indium antimonide single crystals 锑化铟单晶电阻率及霍耳系数的测试方法	China National Standards coefficient	English PDF
GB/T 11297.2-1989	Test method for side direction scatteringcoefficient of laser rods 激光棒侧向散射系数的测量方法	China National Standards coefficient	English PDF
GB/T 10006-1988	Plastics--Film and sheeting--Determination of the coefficients of friction 塑料薄膜和薄片摩擦系数测定方法	China National Standards coefficient	English PDF
GB/T 7962.13-1987	Colourless optical glass test methods--coefficient of thermal conductivity 无色光学玻璃测试方法导热系数测试方法	China National Standards coefficient	English PDF
GB/T 5441.7-1985	Test methods for communication cable--Attenuation coefficient test--Open and short circuit method 通信电缆试验方法衰减常数试验开短路法	China National Standards coefficient	English PDF

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