Dec 02, 2020 · For boiler feed pumps, cast iron, carbon steel, and martensitic stainless steel are commonly used. Although the pump is made up of number of parts, and each undergoes separate considerations for the selection of materials; regarding pressure …
What You Need To Know To Properly Size Boiler Feedwater Pump
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Sodium sulfite alone is slow to scavenge oxygen from boiler feedwater. The rate of reaction is considerably hastened by the addition of a small quantity of a heavy metal cation salt such as iron, copper, cobalt, and nickel salts as a catalyst.
A deaerator will prevent the corrosion in the system and in the boiler. Oxygen is the main cause of corrosion found in steam systems. the DeOxy deaerator is supplied with a support of sufficient height to ensure high enough available NPSH to prevent pump cavitation. Controls. Material: Standard carbon steel, stainless steel 304 for head
Apr 23, 2020 · Aside from that, the materials (i.e., stainless steel, ductile iron, or cast iron) used for the construction of your boiler feed pump matter depending on those chemical additives. Pump Capacity & Pressure / Head Required A boiler feedwater pump's capacity describes its flow rate. Calculate the minimum flow and maximum flow of your operation.
Oxygen attack in boilers - Lenntech
boiler equipment. Maintaining Water Quality in High-Pressure Boilers . Dissolved oxygen, or DO, is one of the most important water quality parameters to control in a boiler system. It is the primary corrosive agent of steam-generating systems. Even low concentrations of …