GB/T 18688-2023 Chinese PDF (GB/T18688-2023) GB/T 26882.4-2024 6R/120 for relative scuffing load-carrying

6R/120 for relative scuffing load-carrying capacity of high EP oils (Chinese: 齿轮 FZG试验程序 第2部分：高极压油的相对胶合承载能力FZG阶梯加载试验A10/16

English versions: GB/T 44879-2024

socket-outlets and couplers for industrial purposes - Part 6: Direct current(DC) plugs

GB/T 22250-2025_Chinese: Determination of chlorogenic acid in health foods (Chinese: 保健食品中绿原酸的测定)

GB/T 45176-2024_Chinese: Green product assessment - Commercial refrigerating appliances (Chinese: 绿色产品评价 商用制冷器具)

GB/T 18688-2023 Chinese PDF (GB/T18688-2023) GB/T 26882.4-2024 6R/120 for relative scuffing load-carryingGB T 18688 2023_Chinese: Agricultural irrigation equipment Pressure losses in irrigation valves Test method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18688 2023