China Buried polyethylene（ GB Standards Search Result

and Chinese version GB Standards, you can purchase directly in the web page; After receive your payment, we will send the GB Standards PDF file to your Email within 1~3 days.
2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days .


	GB/T 37580-2019 Requirements for Buried polyethylene（PE） gas pipeline corrosion control engineering life cycle 聚乙烯（PE）埋地燃气管道腐蚀控制工程全生命周期要求 - 英文版
	GB 15558.3-2008 Buried polyethylene（PE）piping systems for the supply of gaseous fuels - Part 3: Valves 燃气用埋地聚乙烯(PE)管道系统第3部分：阀门 - 英文版

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