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SS 304 and SS 316 are both stainless steel alloys, but with different compositions and properties.
SS 304 contains 18% chromium and 8% nickel, while SS 316 contains 16% chromium, 10% nickel, and 2% molybdenum.
SS 316 is more corrosion-resistant than SS 304, especially in environments with chlorides or acids.
SS 316 is more expensive than SS 304.
SS 304 is commonly used in food processing equipment, while SS 316 is used in
API seal cooling plan is a system used to cool the mechanical seal of a pump or compressor to prevent overheating and failure.
API stands for American Petroleum Institute, which sets standards for seal cooling plans in the oil and gas industry.
The cooling plan typically involves circulating a cooling fluid, such as water or oil, through a jacket around the seal.
The cooling fluid absorbs heat from the seal and carries it...
I applied via Naukri.com and was interviewed in Sep 2019. There were 3 interview rounds.
I applied via Referral and was interviewed before Oct 2022. There were 4 interview rounds.
I applied via Walk-in and was interviewed before Jan 2020. There was 1 interview round.
posted on 12 Jan 2021
Preventive maintenance of water seal involves regular inspection, cleaning, and replacement of worn-out parts.
Inspect water seal regularly for signs of wear and tear
Clean water seal and surrounding area to prevent buildup of debris
Replace worn-out parts such as gaskets and O-rings
Ensure proper lubrication of moving parts
Monitor water levels and pressure to prevent leaks
Train operators on proper use and maintenance of w
Gearboxes are selected based on torque, speed, power, and application requirements.
Determine the required torque and speed for the application
Select a gearbox with a suitable gear ratio to achieve the desired output speed and torque
Consider the power requirements and ensure the gearbox can handle the load
Choose a gearbox with the appropriate mounting and shaft configuration for the application
Examples of gearboxes incl
posted on 28 Mar 2024
I applied via Walk-in and was interviewed before Mar 2023. There were 2 interview rounds.
Stainless steel pipelines are commonly used for transporting hazardous chemicals due to their corrosion resistance and durability.
Stainless steel pipelines are preferred for their resistance to corrosion from hazardous chemicals.
PVC pipelines are not suitable for hazardous chemicals as they can degrade and leak.
Carbon steel pipelines can be used for some hazardous chemicals, but may require additional coatings or linin...
To calculate the steam of a boiler, you need to know the boiler's efficiency, steam flow rate, and specific enthalpy of steam.
Calculate the energy input by multiplying the mass flow rate of steam by the specific enthalpy of steam.
Determine the energy output by dividing the energy input by the boiler's efficiency.
The steam flow rate can be measured using a flow meter, and the specific enthalpy of steam can be obtained f...
The module of a coal fired hot air generator typically includes a combustion chamber, heat exchanger, fan, and exhaust system.
Combustion chamber where coal is burned to produce heat
Heat exchanger to transfer heat from combustion gases to the air
Fan to circulate the heated air
Exhaust system to remove combustion byproducts
I applied via Recruitment Consulltant and was interviewed in Nov 2023. There were 2 interview rounds.
Types of alignment in mechanical engineering include shaft alignment, coupling alignment, and gear alignment.
Shaft alignment ensures that the centerlines of connected shafts are in the same straight line.
Coupling alignment involves aligning the coupling halves to ensure smooth power transmission.
Gear alignment ensures proper meshing of gears for efficient operation.
Other types of alignment include belt alignment, pulle
I applied via Walk-in and was interviewed before Aug 2021. There were 2 interview rounds.
I applied via Company Website and was interviewed before Apr 2021. There were 3 interview rounds.
I have a strong track record of successfully leading engineering teams and delivering complex projects on time and within budget.
Proven leadership skills in managing engineering teams
Extensive experience in project management and delivering results
Strong technical expertise and problem-solving abilities
Excellent communication and interpersonal skills
Ability to adapt to changing priorities and work under pressure
Track r...
My strengths include strong problem-solving skills, leadership abilities, and attention to detail. My weaknesses include a tendency to be overly critical of my own work and a desire for perfection.
Strength: Strong problem-solving skills - I have a knack for analyzing complex problems and finding innovative solutions.
Strength: Leadership abilities - I have successfully led teams and projects, effectively delegating task...
Answers to questions related to chemical engineering and cooling tower design.
Chemical engineering involves the application of chemistry, physics, and mathematics to design and operate chemical processes.
A pump is a mechanical device used to move fluids from one place to another. The characteristics curves show the relationship between flow rate, head, and power consumption.
TR stands for ton of refrigeration and is a u...
The mcab-theile method is a technique used in electrical engineering for circuit analysis and design.
It is used to convert a transfer function into a rational function
It is commonly used in filter design
It involves finding the partial fraction expansion of the transfer function
It is named after its inventors, J. McAb and E. Theile
Valve types include gate, globe, ball, butterfly, and check valves, each with unique applications.
Gate valves are used for on/off control in pipelines
Globe valves are used for regulating flow and pressure
Ball valves are used for quick shut-off and control of flow
Butterfly valves are used for low-pressure applications
Check valves are used to prevent backflow
The optimum reflux ratio depends on the specific process and desired outcome.
The optimum reflux ratio is the ratio of the amount of liquid refluxed to the amount of liquid that is vaporized in a distillation column.
It is determined by the specific process and desired outcome, such as purity or yield.
A higher reflux ratio generally leads to higher purity but lower yield, while a lower reflux ratio leads to higher yield ...
Material balance is a fundamental concept in chemical engineering that involves accounting for the flow of materials into and out of a system.
Material balance is used to determine the amount of material present in a system at any given time.
It involves tracking the flow of materials into and out of the system, as well as any chemical reactions that may occur.
The material balance equation is typically written as: Accumu...
The temperature achieved by 4 kg steam depends on the pressure and initial temperature of the steam.
The temperature achieved by 4 kg steam can be calculated using the steam tables.
The pressure and initial temperature of the steam must be known to calculate the final temperature.
The specific heat capacity of water and steam must also be taken into account.
Assuming standard atmospheric pressure, 4 kg of steam at 100°C wi...
The question is unclear and does not make sense.
The question needs to be rephrased or clarified.
It is unclear what is meant by 'shape chlorine tonner in concave'.
More information is needed to answer this question.
The boiling point is the temperature at which a liquid turns into a gas.
It is a characteristic property of a substance.
It depends on the pressure of the surroundings.
The McCabe-Thiele method is used to determine the boiling point of a mixture.
Water boils at 100 degrees Celsius at standard atmospheric pressure.
Heat duty is the amount of heat energy required to be transferred in a heat exchanger.
Heat duty is calculated based on the temperature difference between the hot and cold fluids, and the flow rates of the fluids.
Kern's method is a widely used method for designing heat exchangers.
It involves calculating the overall heat transfer coefficient and the heat transfer area required for the given heat duty.
The design process a...
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