The Japanese standard flange is abbreviated as JIS flange, which belongs to the Japanese standard flange standard system. It is one of the manifestations of Japanese standard flange (also known as JIS flange), and is a commonly used flange on Japanese standard equipment or pipelines.
Nominal pressure level: 2K, 5K, l0K, 16K, 20K, 30K, 40K, 63K, a total of 8 levels
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