propttle="Iron"
var propnum=22
propnme = new Array(22)
propval = new Array(22)
propunt = new Array(22)
propnme[1]="Atomic number"
propval[1]="26"
propunt[1]=""
propnme[2]="Atomic / Molecular Weight"
propval[2]="55.847"
propunt[2]="gmol<sup>-1</sup>"
propnme[3]="Density"
propval[3]="7873"
propunt[3]="kgm<sup>-3</sup>"
propnme[4]="Crystal Structure"
propval[4]="bcc / fcc at 1180K then fcc / bcc at 1670K"
propunt[4]=""
propnme[5]="Lattice constant"
propval[5]="287"
propunt[5]="fm"
propnme[6]="Melting Point "
propval[6]="1813"
propunt[6]="K"
propnme[7]="Boiling Point "
propval[7]="3033"
propunt[7]="K"
propnme[8]="Tensile strength "
propval[8]="100e6 to 370e6"
propunt[8]="Nm<sup>-2</sup>"
propnme[9]="Yield strength"
propval[9]="150e6 to 160e6"
propunt[9]="Nm<sup>-2</sup>"
propnme[10]="Youngs modulus"
propval[10]="110e9 to 206e9"
propunt[10]="Nm<sup>-2</sup>"
propnme[11]="Poissons ratio"
propval[11]="0.27 to 0.29"
propunt[11]=""
propnme[12]="Linear expansivity"
propval[12]="11e-6 to 12e-6"
propunt[12]="K<sup>-1</sup>"
propnme[13]="Specific heat capacity"
propval[13]="448"
propunt[13]="Jkg<sup>-1</sup>K<sup>-1</sup>"
propnme[14]="Latent heat of fusion"
propval[14]="205000"
propunt[14]="Jkg<sup>-1</sup>"
propnme[15]="Thermal conductivity "
propval[15]="60 to 84"
propunt[15]="Wm<sup>-1</sup>K<sup>-1</sup>"
propnme[16]="Acoustic wave velocity (longitudinal bulk waves)"
propval[16]="4994 to 5957"
propunt[16]="ms<sup>-1</sup>"
propnme[17]="Acoustic wave velocity (Irrotational waves)"
propval[17]="4477 to 5189"
propunt[17]="ms<sup>-1</sup>"
propnme[18]="Acoustic wave velocity (Shear waves)"
propval[18]="2809 to 3224"
propunt[18]="ms<sup>-1</sup>"
propnme[19]="Acoustic wave velocity (Rayleigh waves)"
propval[19]="2590 to 2986"
propunt[19]="ms<sup>-1</sup>"
propnme[20]="Bulk Modulus of Rigidity"
propval[20]="169800000000"
propunt[20]="Nm<sup>-2</sup>"
propnme[21]="Electromotive Series"
propval[21]="0.44"
propunt[21]="V"
propnme[22]="Curie Temperature"
propval[22]="1033"
propunt[22]="K"