DS DS/EN 60534-3-2
DS DSEN 60534-3-2 2002-JUL-08 ndustral-process control valves - Part 3-2 Dmensons - Face-to-face dmensons for rotary control valves except butterfly valves
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This part of IEC 60534 applies to the following control valves: - types: segmented ball and eccentric rotary control valves with or without flanges; - nominal sizes: DN20 up to and including DN400.