China Welded ball valve fo 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 37827-2019 Welded ball valve for urban heating 城镇供热用焊接球阀 - 英文版
	GB/T 30818-2014 Fully welded body ball valves for pipeline transportation systems in petroleum and natural gas industries 石油和天然气工业管线输送系统用全焊接球阀 - 英文版

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