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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 1038.1-2022 |
Plastics - Films and sheets - Test methods for gas permeability - Part 1: Differential pressure method {译} 塑料制品 薄膜和薄片 气体透过性试验方法 第1部分：差压法 |
China National Standards Pressure Differential pressure |
 English PDF |
| GB/T 7755.1-2018 |
Rubber,vulcanized or thermoplastic—Determination of permeability to gases—Part 1:Differential-pressure methods 硫化橡胶或热塑性橡胶 透气性的测定 第1部分：压差法 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 34037-2017 |
Specification of differential pressure transmitter for internet of things 物联网差压变送器规范 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/Z 33902-2017 |
Measurement of fluid flow by means of pressure differential devices—Guidelines on the effect of departure from the specifications and operating conditions given in GB/T 2624 and the correction methods 使用差压装置测量流体流量 偏离GB/T2624给出的要求和工作条件的影响及其修正方法 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/Z 35140-2017 |
Measurement of fluid flow by means of pressure-differential devices—Guidelines for the specification of orifice plates, nozzles and Venturi tubes beyond the scope of GB/T 2624 用差压装置测量流体流量 GB/T 2624范围之外的孔板、喷嘴和文丘里管的使用指南 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/Z 35588-2017 |
Measurement of wet gas flow by means of pressure differential devices inserted in circular cross-section conduits 用安装在圆形截面管道中的差压装置测量湿气体流量 |
China National Standards Pressure Differential pressure |
English PDF |
| GB 30439.2-2013 |
Safety requirements for industrial automation products—Part 2: Safety requirements for pressure （differential）transmitter 工业自动化产品安全要求 第2部分: 压力/差压变送器的安全要求 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 30243-2013 |
Measurement of fluid flow in closed conduits—Specifications for V-cone pressure differential flow measuring device 封闭管道中流体流量的测量 V形内锥流量测量节流装置 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 29817-2013 |
General technology requirement for pressure/differential pressure transmitter based on HART communication 基于HART协议的压力/差压变送器通用技术条件 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 8107-2012 |
Hydraulic fluid power-Valves - Determination of pressure differential/flow characteristics 液压阀 压差-流量特性的测定 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 28474.2-2012 |
Pressure/Differential-pressure transmitters for use in industrial-process measure and control systems - Part 2: Methods of evaluating the performance 工业过程测量和控制系统用压力/差压变送器 第2部分：性能评定方法 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 28474.1-2012 |
Pressure/Differential-pressure transmitters for use in industrial-process measure and control systems - Part 1: General specification 工业过程测量和控制系统用压力/差压变送器 第1部分:通用技术条件 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 25753.3-2011 |
Vacuum technology - Roots vacuum pump - Measurement of performance characteristics - Part 3: Measurement of overflow valve differential pressure 真空技术 罗茨真空泵性能测量方法 第3部分：溢流阀压差的测量 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 25753.1-2010 |
Vacuum technology - Roots vacuum pump - Measurement of performance characteristics - Part 1: Measurement of maximum tolerable differential pressure 真空技术 罗茨真空泵性能测量方法 第1部分：最大允许压差的测量 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 25752-2010 |
Differential pressure air leak tester 差压式气密检漏仪 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 25132-2010 |
Hydraulic fluid power - Filters - Test method for differential pressure devices 液压过滤器 压差装置试验方法 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 21403-2008 |
Irrigation equipment - Differential pressure Venturi-type liquid additive injectors 喷灌设备 文丘里式差压液体添加射流器 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 17486-2006 |
Hydraulic fluid power - Filters - Evaluation of differential pressure versus flow characteristics 液压过滤器 压降流量特性的评定 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 2624.4-2006 |
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 4: Venturi tubes 用安装在圆形截面管道中的差压装置测量满管流体流量 第4部分：文丘里管 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 2624.3-2006 |
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 3: Nozzles and Venturi nozzles 用安装在圆形截面管道中的差压装置测量满管流体流量 第3部分：喷嘴和文丘里喷嘴 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 2624.2-2006 |
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 2: Orifice plates 用安装在圆形截面管道中的差压装置测量满管流体流量 第2部分：孔板 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 2624.1-2006 |
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements 用安装在圆形截面管道中的差压装置测量满管流体流量 第1部分：一般原理和要求 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 8243.3-2003 |
Methods of test for full-flow lubricating oil filters for internal combustion engines--Part 3: Resistance to high differential pressure and to elevated temperature 内燃机全流式机油滤清器试验方法 第3部分: 耐高压差和耐高温特性 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 8243.1-2003 |
Methods of test for full-flow lubricating oil filters for internal combustion engines--Part 1: Differential pressure/flow characteristics 内燃机全流式机油滤清器试验方法 第1部分:压差-流量特性 |
China National Standards Pressure Differential pressure |
English PDF |
| GB/T 1038-2000 |
Plastics--Film and sheeting--Determination of gas transmission--Differential-pressure method 塑料薄膜和薄片气体透过性试验方法 压差法 |
China National Standards Pressure Differential pressure |
English PDF |
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