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{
"metadata": {
"name": "",
"signature": "sha256:8423f8dd8cef07dd1b306293d3f89231a94157a35ba4e1f68dddcd1c471e99b2"
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"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 10 :\n",
"Heat Treatment"
]
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 10.1 Page No : 343"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\t\t\t\n",
"import math \n",
"\n",
"# Variables\n",
"N = 8;\t\t\t#ASTM grain size number\n",
"n = 2**(N-1);\t\t\t#Number of grains per inch square at a magnification\n",
"N_1 = n*100.*100;\t\t\t#Number of grains per inch square without magnification\n",
"\n",
"# Calculation\n",
"N_2 = N_1/(25.4)**2;\t\t\t#Number of grains per mm square without magnification\n",
"A_a = 1./(N_2);\t\t\t#Average area of each grain(in mm**2)\n",
"D = (A_a)**(1./2);\t\t\t#Average grain diameter(in mm)\n",
"\n",
"# Results\n",
"print 'Average grain diameter = %.3f mm'%D\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"Average grain diameter = 0.022 mm\n"
]
}
],
"prompt_number": 1
}
],
"metadata": {}
}
]
}
|
