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File:BrittleAluminium320MPa S-N Curve.svg

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Summary

Description
English: S-N curve for a brittle aluminium with a ultimate tensile strength of 320 MPa.
Español: Curva S-N de un Aluminio frágil, se puede observar cómo la curva decrece y tiende a decrecer hasta llegar a rotura.
Date
Source Own work
Author Nicoguaro
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Creation

This file was created with Python, SciPy, NumPy and Matplotlib. The data was obtained from the following image

import numpy as np
from scipy.interpolate import interp1d
import matplotlib.pyplot as plt
from matplotlib import rcParams

rcParams["font.family"] = "serif"
rcParams["font.size"] = 14


cycles = np.logspace(0, 7, 8)
stress = np.array([320, 300, 260, 200, 150, 120, 96, 80])

f = interp1d(np.log(cycles), stress, kind="cubic")
new_cycles = np.logspace(0, 7, 100)
new_stress = f(np.log(new_cycles))

plt.figure(figsize=(10,6))
plt.semilogx(cycles, stress, "ko")
plt.semilogx(new_cycles, new_stress, "k")
plt.grid(True, lw=1, alpha=0.6)
plt.ylim([0, 350])
plt.xlabel("Life (cycles)")
plt.ylabel("Stress (MPa)")
plt.title("S-N Curve for Brittle Aluminium with a UTS of 320 MPa")
plt.savefig("BrittleAluminium320MPa_S-N_Curve.svg")
plt.show()

Licensing

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 4.0 International license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.

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27 January 2016

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9c6b9022a68d480d8e3cd2fee392db8a725927c5

59,332 byte

540 pixel

900 pixel

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Date/TimeThumbnailDimensionsUserComment
current17:51, 27 January 2016Thumbnail for version as of 17:51, 27 January 2016900 × 540 (58 KB)NicoguaroUser created page with UploadWizard

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