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	GB/T 12604.7-2021 Non-destructive Testing - Terminology - Leak testing - 英文版
	GB/T 12604.6-2021 Non-destructive Testing—Terminology—Eddy current testing - 英文版
	GB/T 11344-2021 Non-destructive Testing—Ultrasonic thickness measurement - 英文版
	GB/T 2424.6-2021 Environmental Testing-Part 3:Supporting documentation and guidance- Confirmation of the performance of temperature/humidity chambers - 英文版
	GB/T 2424.5-2021 Environmental Testing—Part 3:Supporting documentation and guidance—Confirmation of the performance of temperature chambers - 英文版
	GB/T 2423.38-2021 Environmental Testing-Part 2:Test methods-Test R:Water test method and guidance - 英文版
	GB/T 2423.33-2021 Environmental Testing - Part 2: Test methods - Test Kca: High concentration sulfur dioxid - 英文版
	GB/T 2423.18-2021 Environmental Testing—Part 2: Test methods—Test Kb:Salt mist, cyclic（sodium chloride solution） - 英文版
	GB/T 18216.5-2021 Electrical safety in low voltage distribution systems up to 1 000 V a.c, and 1500 V d.c.-Equipment for Testing，measuring or monitoring of protective measures-Part 5:Resistance to earth - 英文版
	GB/T 18216.4-2021 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 4: Resistance of earth connection and equipotential bonding - 英文版
	GB/T 18216.3-2021 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 - 英文版
	GB/T 18216.2-2021 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 - 英文版
	GB/T 18216.1-2021 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 - 英文版
	GB/T 40023-2021 Non-destructive Testing instruments - Ultrasonic time-of-flight diffraction instrument - Technical requirements - 英文版
	GB/T 40080-2021 Nondestructive Testing of steel tubes—Automated electromagnetic testing of seamless and welded (except submerged arc-welded) steel tubes for the verification of hydraulic leaktightness - 英文版
	GB/T 40079-2021 Classification system and qualification procedures for fugitive emission type Testing of valves - 英文版
	GB/T 39986-2021 Pumps—Testing—Submersible mixers for wasterwater and similar applications - 英文版
	GB/T 39917-2021 Variety genuineness and purity Testing of main crops with SSR markers—Rice - 英文版
	GB/T 39914-2021 Variety genuineness and purity Testing of main crops with SSR markers—Maize - 英文版
	GB/T 26077-2021 Metallic materials—Fatigue Testing—Axial-strain-controlled method - 英文版
	GB/T 15911-2021 Monitoring and Testing method for energy saving of industrial electroheat devices - 英文版
	GB/T 8361-2021 Ultrasonic Testing method for the surface of cold drawn round steel - 英文版
	GB/T 39849-2021 Non-destructive Testing instruments—Ultrasonic time-of-flight diffraction instrument—Methods of performance tests - 英文版
	GB/T 39953-2021 5-axis simultaneous machining center—Testing of the accuracy for RTCP - 英文版
	GB/T 39938-2021 Electric room heating—Underfloor heating—Performance characteristics—Definitions, method of Testing, sizing and formula symbols - 英文版
	GB/T 39891-2021 Electrical endurance Testing for circuit-breakers above a rated voltage of 52 kV - 英文版
	GB/T 39789-2021 Non-destructive Testing of welds—Eddy current-video integrated testing method of metal composites weld - 英文版
	GB/T 39788-2021 System and software engineering—Performance Testing method - 英文版
	GB/T 19934.1-2021 Hydraulic fluid power—Fatigue pressure Testing of metal pressure-containing envelopes—Part 1: Test method - 英文版
	GB/T 18329.4-2021 Plain bearings—Metallic multilayer plain bearings—Part 4:Non-destructive ultrasonic transmission Testing of bond of thickness greater than or equal to 0.3 mm - 英文版

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