China level GB Standards Search Result

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	GB/T 43537-2023 Sound system equipment Headphones and personal music players Maximum sound pressure level measurement method - 英文版
	GB/T 34877.2-2023 Industrial fans - Determination of fan sound power levels under standard laboratory conditions - Part 2: Reverberation chamber method - 英文版
	GB/T 34877.1-2023 Industrial fans - Determination of fan sound power levels under standard laboratory conditions - Part 1: General requirements - 英文版
	GB/T 32234.2-2023 Personal buoyancy devices Part 2: Life jacket performance level 275 safety requirements - 英文版
	GB 43630-2023 Tower and rack server energy efficiency limits and energy efficiency levels - 英文版
	GB/T 13894-2023 Petroleum and liquid petroleum products level measurement Manual methods - 英文版
	GB/T 43253.4-2023 Road vehicles Functional safety audit and assessment methods Part 4: Hardware level - 英文版
	GB/T 43253.3-2023 Road vehicles - Functional safety audit and assessment methods Part 3: Software level - 英文版
	GB/T 43253.2-2023 Road vehicles - Functional safety audit and assessment methods Part 2: Concept phase and system level - 英文版
	GB/T 28869.3-2023 Magnetic cores made of soft magnetic materials - Measurement methods - Part 3: Magnetic properties at high excitation levels - 英文版
	GB/T 28869.2-2023 Magnetic cores made of soft magnetic materials - Methods of measurement - Part 2: Magnetic properties at low excitation levels - 英文版
	GB/T 29712-2023 Weld non-destructive testing Ultrasonic testing Acceptance level - 英文版
	GB/T 11345-2023 Weld non-destructive testing Ultrasonic testing technology, testing levels and assessments - 英文版
	GB/T 6881-2023 Acoustics - Determination of sound power level and sound energy level of noise sources by sound pressure method - Reverberation chamber precision method - 英文版
	GB/T 43073-2023 Pneumatics - Test method for measuring sound pressure levels of exhaust mufflers - 英文版
	GB/T 22319.6-2023 Measurement of parameters of quartz crystal components Part 6: Measurement of excitation level dependence (DLD) - 英文版
	GB/T 20818.15-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 15: List of properties (LOPs) for electronic data exchange of level measuring equipment - 英文版
	GB/T 20138-2023 Protection level of electrical equipment enclosures against external mechanical impact (IK code) - 英文版
	GB/T 42369-2023 Standards for evaluating the level of mass racing skating - 英文版
	GB/T 42375-2023 Standards for evaluating the sports level of mass alpine skiing and snowboarding - 英文版
	GB/T 42371-2023 Standards for evaluating the level of public ice hockey - 英文版
	GB/T 42377-2023 Standards for public curling level evaluation - 英文版
	GB/T 4798.4-2023 Classification of environmental conditions Classification of environmental parameter groups and their severity levels Part 4: Stationary use in places without weather protection - 英文版
	GB/T 13277.1-2023 Compressed air - Part 1: Pollutant purification levels - 英文版
	GB/T 42757-2023 Intelligent manufacturing level evaluation index system and index calculation method - 英文版
	GB/T 42581-2023 Information Technology Services - Evaluation Criteria for Data Center Business Continuity levels - 英文版
	GB/T 3785.2-2023 Electroacoustics - Sound level meters - Part 2: Type evaluation tests - 英文版
	GB/T 3785.1-2023 Electroacoustics - Sound level meters - Part 1: Specifications - 英文版
	GB/T 42553-2023 Electroacoustics - Method for determining free-field response corrections for sound level meters - 英文版
	GB/T 42468.1-2023 Specifications for rescue and restoration of paper archives Part 1: Classification of damage levels - 英文版

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