China Safety shut-off valv 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 41315-2022 Safety shut-off valve for urban gas transmission and distribution system - 英文版
	GB/T 37992-2019 Safety and control devices for gas burners and gas-burning-appliances—Particular requirements—Vavle-proving systems for automatic shut-off valves - 英文版

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