boiler

The bottom blowdown on a boiler ___. correct answer: removes sludge and sediment from the mud drum Boiler tubes are sized using the ___. correct answer: outside diameter A boiler fusible plug is brass or bronze with a core of ___. correct answer: tin Spalling in a boiler refers to ___. correct answer: hairline cracks in the refractory Boiler horsepower is the evaporation of ___ lb of water/hr from and at a feedwater temperature of 212°F. correct answer: 34.5 A siphon install...

The component in which liquid vapor by absorbing heat is called? correct answer: Evaporator Select the best answer electrical grounding method? correct answer: Metal stake drive 8 foot into the ground. A _____ valve should be used for throttling purpose? correct answer: Globe What is the acceptable range for residual sodium sulfite in the boiler maintain? correct answer: 30-70 What is the BTU content of a gallon of #4? correct answer: 146,000 What does a zeolite water softene...