DORADO Y4
Au Pt Pd In Ir

83.8

8.3

4.8
3
x

"X" denotes a content of less than one percent.

Type IV
Color Yellow
Melting Range 1940-2175oF
Casting Temperature 2445oF
Density 18.1 g/cm3
Yield Strength s=68,000 h=77,000 psi
Tensile Strength s=84,000 h=90,000 psi
Elongation s=10% h=8%
Vickers Hardness s=180 h=200
Investment Phosphate Bonded
Burnout Temperature 1470oF
Oxidation 1200-1800oF
Minutes/Vacuum 0/No
Sandblast No
Hardening 930oF, 15 min, Air Cool
Coef. of Exp. 25-500oC 14.1
Coef. of Exp. 25-600oC 14.4
Pre-Solder YSF
Post-Solder 720
  s=soft; h=hard

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1010 University Ave #466
San Diego, CA 92103
800-215-6930
fax: 619-330-2552

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