GB/T 3310-2023 Chinese PDF (GB/T3310-2023) GB 45549-2025 GB/T 3195-2023_Chinese: Aluminium and aluminium

GB/T 3195-2023_Chinese: Aluminium and aluminium alloys drawn(rolled) round wire (Chinese: 铝及铝合金拉（轧）制圆线材)

4-2024_Chinese: Power systems management and associated information exchange - Data and communications security - Part 4: Profiles including MMS and derivatives (Chinese: 电力系统管理及其信息交换 数据和通信安全 第4部分：包含MMS的协议集及其附件)

GB/T 19317-2024_Chinese: Small craft - Seacocks and through-hull fittings (Chinese: 小艇 通海旋塞与贯穿艇体的附件)

GB/T 45472-2025_Chinese: Prefabricated insulation pipes for overhead and utility tunnel (Chinese: 架空和综合管廊用预制保温管道)

English versions: GB/T 28199-2025

GB/T 3310-2023 Chinese PDF (GB/T3310-2023) GB 45549-2025 GB/T 3195-2023_Chinese: Aluminium and aluminiumGB T 3310 2023_Chinese: Ultrasonic testing method of copper and copper alloy bars (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 3310 2023