Transcription of Materials Data Book - University of Cambridge
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1. Materials Data Book 2003 Edition Cambridge University Engineering Department 2. PHYSICAL CONSTANTS IN SI UNITS. Absolute zero of temperature C. Acceleration due to gravity, g 9. 807 m/s2. Avogadro's number, N A /kmol Base of natural logarithms, e Boltzmann's constant, k x 10 26 kJ/K. Faraday's constant, F x 107 C/kmol Universal Gas constant, R kJ/kmol K. Permeability of vacuum, o x 10 6 H/m Permittivity of vacuum, o x 10 12 F/m Planck's constant, h x 10 37 kJ/s Velocity of light in vacuum, c x 108 m/s Volume of perfect gas at STP m3/kmol CONVERSION OF UNITS. Angle, 1 rad . Energy, U See inside back cover Force, F 1 kgf N. 1 lbf N. Length, l 1 ft mm 1 inch mm 1 nm Mass, M 1 tonne 1000 kg 1 lb kg Power, P See inside back cover Stress, See inside back cover Specific heat , Cp 1 cal/g.
Specific Heat, C p 1 cal/g.°C 4.188 kJ/kg.K Stress Intensity, K 1 ksi in 1.10 MPam ... VII. HEAT TREATMENT OF STEELS ... Ferrous Cast Irons 1130 - 1250 High Carbon Steels 1289 - 1478 Medium Carbon Steels 1380 - 1514 Low Carbon Steels 1480 - 1526 Low Alloy Steels 1382 - 1529 ...
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