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GB/T 22924-2024 Chinese PDF (GB/T22924-2024) GB 44023-2024 4-2023_Chinese: Buried polyethylene(PE) piping systems
GB/T 22924-2024 Chinese PDF (GB/T22924-2024) GB 44023-2024 4-2023_Chinese: Buried polyethylene(PE) piping systems
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Description
4-2023_Chinese: Buried polyethylene(PE) piping systems for the supply of gaseous fuels - Part 4: Valves (Chinese: 燃气用埋地聚乙烯（PE）管道系统 第4部分：阀门)
English versions: GB/T 18262-2024
English versions: GB/T 22437
2-2025_Chinese: Rubber
English versions: GB/T 45532-2025
GB/T 22924-2024 Chinese PDF (GB/T22924-2024) GB 44023-2024 4-2023_Chinese: Buried polyethylene(PE) piping systemsGB T 22924 2024_Chinese: Determination of biuret content for compound fertilizers (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22924 2024
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