GB/T 23802-2023 Chinese PDF (GB/T23802-2023) GB/T 38178.1-2025 English versions: GB 4343

English versions: GB 4343

English versions: GB/T 7019-2024

GBZ45064-2024_Chinese: Equipment for general lighting purposes - Stroboscopic effects - Objective test method (Chinese: 普通照明用设备 频闪效应 客观试验方法)

GB/T 44932-2024_Chinese: Testing equipment for DC electrical energy meters (Chinese: 直流电能表检验装置)

English versions: GB/T 29043-2023

GB/T 23802-2023 Chinese PDF (GB/T23802-2023) GB/T 38178.1-2025 English versions: GB 4343GB T 23802 2023_Chinese: Petroleum and natural gas industries Technical delivery conditions of corrosion resistant alloy seamless tubular products for use as casing, tubing, coupling stock and accessory material (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23802 2023