Chettinad Cements Mechanical Engineer Interview Questions and Answers

tph refers to tons per hour and AQC and PH boilers are used in power plants.

• tph stands for tons per hour and is a unit of measurement for the flow rate of material

• AQC (Air Quenching Cooler) and PH (Pre-Heater) boilers are commonly used in power plants

• The tph of AQC and PH boilers depends on various factors such as the size of the boiler and the type of fuel used

• The tph of AQC and PH boilers can range from a few tons pe

The welding electrode used in piping depends on the type of material being welded.

• For carbon steel piping, E7018 electrodes are commonly used

• For stainless steel piping, E308L electrodes are commonly used

• For high-strength piping, E8018 electrodes are commonly used

• The electrode must match the material being welded to ensure proper strength and durability

• Other factors such as welding position and joint design may also aff

Erection procedure of boiler involves several steps to ensure safe and efficient installation.

• Preparation of foundation and base plate

• Installation of boiler drum and tubes

• Mounting of boiler accessories such as valves and gauges

• Connection of pipes and electrical wiring

• Testing and commissioning of the boiler

• Final inspection and handover to the client