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GB/T 28294-2024_Chinese: Iron and steel slag composite materials (Chinese: 钢铁渣复合料)
GB/T 39673
English versions: GB/T 21413
English versions: GB 17167-2025
GB/T 45270-2025_Chinese: Man-made fibre - Test method for tensile properties of short-cut fibre (Chinese: 化学纤维 超短纤维拉伸性能试验方法)
GB/T 25774.2-2023 Chinese PDF (GB/T25774.2-2023) GB/T 7991.10-2024 GB/T 28294-2024_Chinese: Iron and steelGB T 25774. 2 2023_Chinese: Test methods for welding consumables Part 2: Preparation of butt weld single run and two run technique test pieces and specimens for mechanical properties in steel (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25774. 2 2023
