GB/T 16462.1-2023 Chinese PDF (GB/T16462.1-2023) GB 4715-2024 GB/T 45329-2025_Chinese: Precious metals and

GB/T 45329-2025_Chinese: Precious metals and their alloys wrought for ignition electrodes (Chinese: 点火电极用贵金属及其合金加工材)

GB/T 45335-2025_Chinese: Determination of the content of attapulgite phase - X-ray diffraction standard curve method (Chinese: 凹凸棒石相含量的测定 X射线衍射-标准曲线法)

English versions: GB/T 45297-2025

GB/T 14048

GB/T 28634-2025_Chinese: Microbeam analysis - Electron probe microanalysis - Quantitative point analysis for bulk specimens using wavelength dispersive X-ray spectroscopy (Chinese: 微束分析 电子探针显微分析 块状试样波谱法定量点分析)

GB/T 16462.1-2023 Chinese PDF (GB/T16462.1-2023) GB 4715-2024 GB/T 45329-2025_Chinese: Precious metals andGB T 16462. 1 2023_Chinese: Test conditions for numerically controlled turning machines and turning centres Part 1: Geometric tests for machines with horizontal workholding spindle (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16462. 1 2023