Question 403General Subjects - Assistant Engineer70% to pass
Which of the listed types of steam end piston rod packing should be used in a steam reciprocating pump?
AI Explanation
The correct answer is A) High-pressure graphite packing.
Graphite packing is the recommended type of packing for steam reciprocating pumps due to its ability to withstand the high temperatures and pressures encountered in these applications. Graphite packing is designed to provide a reliable seal and minimize steam leakage, which is essential for the safe and efficient operation of steam reciprocating pumps.
The other options are not suitable for this application. Wire impregnated high temperature packing (B) is typically used for higher temperature applications, while low-pressure braided asbestos packing (C) and reinforced rubber packing (D) are not designed to withstand the high pressures of a steam reciprocating pump.
Related Questions
#401 The first step when resetting the slide valves on a duplex reciprocating pump is to _______________.#402 When repacking a reciprocating pump with more than four rings of packing, the packing is cut square, installed with the ends abutted, and each succeeding ring staggered with the butted ends _______________.#404 A spur gear pump should be operated with the discharge valves _______________.#405 Excessive lost motion in the valve mechanism of a duplex reciprocating pump will cause the _______________.#406 When the danger of freezing exists, all steam driven reciprocating pumps and deck equipment should be _______________.