Compute the steady-stare creep rate and stress level

Assignment Help Civil Engineering
Reference no: EM13322208

Steady-state creep data taken for an Fe at a stress level of 150 MPa are given here: E's h^-1 E's h^-1 T (K)
7x10-4 1100
9x10-2 1220
If it is known that the value of the stress exponent, n, for this alloy is 8, compute the steady-stare creep rate at 1300 K and a stress level of 90 MPa.

Reference no: EM13322208

Questions Cloud

Calculate the frequency of the tone perceived by the person : Calculate the frequency of the tone perceived by the person if he is moving away from the speaker with a speed of 48 m/s
Why is identification of risks : Why is identification of risks, through a listing of assets and their vulnerabilities, so important to the risk management process?
What is access control : What is access control? What is a data classification model? How is data classification different from a clearance leve?
Calculate the frequency of the tone perceived by observer : A speaker generating a tone at 285 Hz is moving towards a stationary observer with a speed of 35 m/s
Compute the steady-stare creep rate and stress level : If it is known that the value of the stress exponent, n, for this alloy is 8, compute the steady-stare creep rate at 1300 K and a stress level of 90 MPa.
Write a method named maxelement : Write a method named maxElement, which returns the largest value in an array that is passed as an argument. The method should use recursion to find the largest element. Demonstrate the method in a program.
What is the first harmonic frequency of this pipe : An organ pipe is 1.42 m long. What is the first harmonic frequency of this pipe when it is open at both ends
Problem on java programming : I have a text file located in the same folder with some various numbers, and it won't work. Thanks in advance.
Determine the strength of the a992 steel column : A W18x130 section is used as a column with one end pinned and the other end is fixed against rotation but free to translate. The length is 12 ft. determine the strength of the A992 steel column.

Reviews

Write a Review

Civil Engineering Questions & Answers

  How many short tons of coal are required

How many short tons of coal are required by this plant per year, assuming it operates continuously? If 10% of the coal mass remains as residual ash, how many tons will develop in the ash pile over 25 years?

  Determine who is at fault for the component failure

manufacturing process that unintentionally introduces cracks to the surface of a part was used to produce load-bearing components. The design requires that the component be able to withstand a stress of 450 MPa.

  Determine what is the mass of the object necessary

An object is held in the air 30m above ground and released. Assume the drag force due to air resistance is given by Fd = 1.0Vy. What is the mass of the object necessary so that it reaches ground in 3s

  Find the heat gain in j per n and cal per n

Head loss and sunshine striking a pipeline cause the temperature of the water flowing inside to rise by 2 degrees Celsius between two measuring points. Find the heat gain in J/N and cal/N.

  Compute the probability of failure in the pipeline system

A water pipeline system is made up of three links in parallel. In any given year, on average, 99 in 100 pumps do not fail. The conditions in the links are statistically independent of each other.

  Calculate the height of the airplane above sea level

The pressure gage on an airplane flying overhead indicates that the atmospheric pressure at that point is 9.7 psia and that the air temperature is 42 deg. Fahrenheit. Assume a linear decrease of temperature with elevation

  Determine the arrival rate assuming that it is unchanged

Determine the arrival rate assuming that it is unchanged over the duration of the observation period. An approach to a pretimed signal with a 60second cycle has nine vehicles in the queue at the beginning of the effective green.

  Calculate the true stress for fracture in the neck region

A copper wire breaks under an engineering stress of 43x10^3 psi. Its ductility is 77%it reduction area. Calculate the true stress (in psi) for fracture in the neck region.

  How to compute the horizontal distance in elevation

The slope distance between two points is 72.665 m, and the difference in elevation between the points is 1.120 m. Compute the horizontal distance.

  Calculate the forces exerted by the water on the bend

Water flows through a horizotal 45 deg reducing bend with a 36 inch. diameter upstream and a 24 inch diameter downstream, at the rate of 20 cfs under a pressure of 15 psi at the upstream end of the bend. Neglecting head loss in the bend, calculate..

  Determine a distance between cross-sections

Route a trianglular hydrograph through a 100 foot wide rectangular channel with a bed slope of 0.015 and a Mannings n of 0.035. Tak a distance between cross-sections of 3000 ft.

  Decide how many units would like to use and dimensions

The plant will be designed with a rapid mix unit followed by flocculation and sedimentation basin. The water source has an average winter water temperature of 40 and an average summer water temperature of 70oF.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd