Valve Z78CJ-J102
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I have a question for everyone: The valve model is Z78CJ-J102, and the technical specifications are A216-WCB CL900 RJ AP1600 PS-BG-0S&Y SCH100. Is this type of valve manufactured in China? What do the various parts mean?
Valve model: Z78CJ-J102, Technical specifications: A216-WCB CL900 RJ AP1600 PS-BG-0S&Y SCH100 Z→【Valve type】: Gate Valve 7→【Pressure class】: CL900【Approximately PN15】 8→【Structural type】: PS-BG-0S&Y 【Pressure-sealed valve cover – bolted cover – stem-mounted】 C→【Actuation mechanism】: Bevel gear drive J→【Connection type】: RJ ring groove face flange connection J1→【Body material】: A216-WCB 02→【Disc material】: Seat – STELLITE, Disc sealing surface – STELLITE, Stem – 13Cr SCH100: Wall thickness class
This post was last edited by Asuka Sky on 2021-2-1 08:40. According to the relevant standards, namely the \"Specifications for Hydrogen Station Installation\", stop valves or ball valves are recommended for hydrogen pipelines. Can gate valves be used for such hydrogen pipelines?
This post was last edited by Asuka sky on 2021-2-1 08:41. Thank you
It depends on the specific acceptance requirements; in some cases, what is “recommended” may not be necessary, while in other cases it becomes mandatory”