GB/T 16262.4-2025 Chinese PDF (GB /T16262.4-2025) GB/T 21551.6-2024 English versions: GB 10408-2025

English versions: GB 10408-2025

3-2025_Chinese: Non-destructive testing - Ultrasonic testing block - Part 3: Calibration block for curved surface (Chinese: 无损检测 超声检测试块 第3部分：曲面检测标准试块)

3-2024_Chinese: Antimicrobial and cleaning function of household and similar electrical appliances - Part 3: Particular requirements for air cleaner (Chinese: 家用和类似用途电器的抗菌、除菌、净化功能 第3部分：空气净化器的特殊要求)

2-2025_Chinese: Safety of transformers

GB/T 16262.4-2025 Chinese PDF (GB /T16262.4-2025) GB/T 21551.6-2024 English versions: GB 10408-2025GB T 16262. 4 2025_Chinese: Information technology Abstract Syntax Notation One(ASN. 1) Part 4: Parameterization of ASN. 1 specifications (Chinese: ASN. 14ASN. 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16262. 4 2025