GB/T 28799.4-2024 Chinese PDF (GB/T28799.4-2024)GB T 28799. 4 2024_Chinese: Polyethylene of raised temperature resistance(PE RT) piping systems for hot and cold water installations Part 4: Valves (Chinese: PE RT 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28799. 4 2024
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GB/T 28799.4-2024_Chinese: Polyethylene of raised temperature resistance(PE-RT) piping systems for hot and cold water installations - Part 4: Valves (Chinese: 冷热水用耐热聚乙烯(PE-RT)管道系统 第4部分:阀门) Note/Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working-hours typically, ASAP English versions: GB/T 28799.4-2024