Brass valves are usually made for pipe sizes __________ inches.

More Questions from Process Equipment and Plant Design

• Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer).
• High pressure fluid in a shell and tube heat exchanger should preferably be routed through the
• The LMTD correction factor (FT) is applied in __________ heat exchangers.
• The minimum shell thickness for tank ≤ 15 metres diameter is limited to __________ mm, for reasons of elastic stability.
• In a shell and tube heat exchanger, the clearance of the tube is generally
• For annular flow of a fluid, the ratio of the equivalent diameter for pressure drop calculation to the equivalent diameter for heat transfer calculation is
• In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to
• Pick out the wrong statement pertaining to the design of a horizontal tube evaporator.
• For a cylindrical shell, (subject to the thickness of uppermost course being more than the minimum for diaofthe tank in question), the thickness of the courses of shell
• Maximum acceptable total liquid gradient over a tray is about __________ mm.

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