GB/T 4324.2-2023 Chinese PDF (GB/T4324.2-2023) GB/T 28267.3-2024 English versions: GB/T 24345-2025

English versions: GB/T 24345-2025

5-2024_Chinese: Test method of pressure equipment of thermoplastics welded for chemicals - Part 5: Time of flight diffraction (Chinese: 化工用塑料焊接制承压设备检验方法 第5部分：衍射时差法超声检测)

GB 14166-2024_Chinese: Safety-belts and restraint systems for occupants of power-driven vehicles (Chinese: 机动车乘员用安全带和约束系统)

English versions: GB/T 12979-2024

English versions: GB/T 24217-2025

GB/T 4324.2-2023 Chinese PDF (GB/T4324.2-2023) GB/T 28267.3-2024 English versions: GB/T 24345-2025GB T 4324. 2 2023_Chinese: Methods for chemical analysis of tungsten Part 2: Determination of bismuth and arsenic contents (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 4324. 2 2023