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GB/T 17105-2024_Chinese: Classification of aluminum-silicon dense shaped refractory products (Chinese: 铝硅系致密定形耐火制品分类)
GB/T 34430
GB/T 45027-2024_Chinese: Valves for liquid hydrogen - General specification (Chinese: 液氢阀门 通用规范)
English versions: GB 31830-2024
8-2023_Chinese: Rules for drafting standards - Part 8: Evaluation standards (Chinese: 标准起草规则 第8部分：评价标准)
GB/T 19510.207-2023 Chinese PDF (GB/T19510.207-2023) GB/T 17273-2023 GB/T 17105-2024_Chinese: Classification of aluminum-siliconGB T 19510. 207 2023_Chinese: Controlgear for electric light sources Part 2 7: Particular requirements for electric source for safety services (ESSS) supplied electronic controlgear for emergency lighting (self contained) (Chinese: 2 7ESSS) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19510. 207 2023
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