Can concentric reducers be used at the inlet and outlet of steam pipes and control valves?
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For 14kg steam pipelines, can concentric reducers be used at the inlet and outlet of the control valve? If an eccentric reducer is used, should it be level at the top or at the bottom? Are there any design documents for reference?
With the center of gravity at the bottom, there is no fluid accumulation, and it is possible to level both the large and small ends as well as the valve. The riser can consider being concentric