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GB/T 46215-2025
Corrosion of metals and alloys—Evaluation of selective corrosion of Cu alloys and grey cast iron for power plant components by visual inspection and hardness measurement
GB/T 46248-2025
Test method for heat loss coefficient of parabolic trough solar receiver tube
GB/T 46127-2025
Machine-operated socket wrenches—Driving parts
GB/T 46048-2025
Electric earth-moving machinery—Methods of noise test
GB/T 29655-2025
Strip-casting neodymium iron boron alloy flakes
GB/T 20726-2025
Microbeam analysis—Selected instrumental performance parameters for the specification and checking of energy-dispersive X-ray spectrometers (EDS) for use with a scanning electron microscope (SEM) or an electron probe microanalyser (EPMA)
GB/T 23581-2025
Storage equipment for loose bulk materials—Safety specification
GB/T 46099-2025
Motor vehicle inspection—Technical requirements and testing methods for zero gas source
GB/T 26650-2025
Magnesium alloy castings for motorcycle and electric bicycle wheels
GB/T 26649-2025
Magnesium alloy castings for automobile wheels
GB/T 46078-2025
Maglev power technology—Vocabulary
GB/T 46071-2025
Data security technology—Guidance on social responsibility of data security and personal information protection
GB/T 30032.2-2025
Mobile elevating work platforms—Design, calculations, safety requirements and test methods relative to special features—Part 2: MEWPs with non-conductive (insulating) components
GB/T 46079-2025
Additive manufacturing of polymers—Feedstock materials—Qualification of materials for laser-based powder bed fusion of parts
GB/T 24810.3-2025
Cranes—Limiting and indicating devices—Part 3:Tower cranes
GB/T 46089.2-2025
Conveyor machinery—Inspection and maintenance specifications—Part 2:Scraper conveyors
GB/T 25053-2025
Continuously hot-rolled low carbon steel sheet and strip
GB/T 28300-2025
Surface quality classes for hot-rolled bars and wire rod
GB/T 17456.1-2025
Ductile iron pipes, fittings and accessories—External zinc-based coating—Part 1：Metallic zinc and zinc alloy with finishing layer
GB/T 34197-2025
Electric shovel steel wire ropes