GB/T 42915-2023
PublishedSpecification for identification of copper concentrates and main copper-bearing materials
- Issued
- 2023-08-06
- Effective
- 2024-03-01
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GB/T 27698.2-2023
Published- Issued
- 2023-08-06
- Effective
- 2023-08-06
GB/T 6730.86-2023
PublishedIron ores—Determination of radionuclides—Inductively coupled plasma-mass spectrometric method
- Issued
- 2023-08-06
- Effective
- 2024-03-01
GB/T 42914-2023
PublishedTest method for fracture toughness of aluminium alloy products
- Issued
- 2023-08-06
- Effective
- 2024-03-01
GB/T 42666-2023
PublishedGB/T 6730.84-2023
Published- Issued
- 2023-08-06
- Effective
- 2024-03-01
GB/T 42903-2023
PublishedMetallic materials—Testing methods for creep crack and creep-fatigue crack growth rates
- Issued
- 2023-08-06
- Effective
- 2023-12-01
GB/T 42878-2023
PublishedWeather modification—Requirments for airspace application and utilization of ground-base opearation
- Issued
- 2023-08-06
- Effective
- 2023-12-01
GB/T 42654-2023
PublishedTest method for erosion corrosion of marine water for copper and copper alloys
- Issued
- 2023-08-06
- Effective
- 2024-03-01
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