GB/T 4074.6-2024 Chinese PDF (GB/T4074.6-2024) GB/T 12540-2024 GB/T 22310-2023_Chinese: Road vehicles -

GB/T 22310-2023_Chinese: Road vehicles - Brake linings - Effects of heat on dimensions and form of disc brake pads test method (Chinese: 道路车辆 制动衬片 盘式制动衬块受热膨胀量试验方法)

English versions: GB/T 14392

4-2024_Chinese: Rotating electrical machines - Functional evaluation of insulation systems (Type II) - Procedures for form-wound windings - Electrical endurance qualification (Chinese: 旋转电机 绝缘结构功能性评定（Ⅱ型） 成型绕组试验规程 电气耐久性评定)

GB 45549-2025_Chinese: Norm of energy consumption per unit production of graphite and fluorite (Chinese: 石墨和萤石单位产品能源消耗限额)

GB/T 4074.6-2024 Chinese PDF (GB/T4074.6-2024) GB/T 12540-2024 GB/T 22310-2023_Chinese: Road vehicles -GB T 4074. 6 2024_Chinese: Test methods of winding wires Part 6: Thermal properties (Chinese: 6) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 4074. 6 2024