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palladium comparisons
 
Notes on the Comparisons

1. .9985 fine Palladium that is cold-drawn and deoxidized.
2. Values given for copper are for the pure metal element.
3. Gold Commercial Fine with fineness of .9995 to .9998
4. 18 karat gold in the following ratio: 75% Au / 20.5% Cu / 4.5% Ag
5. 18 karat gold in the following ratio: 75% Au / 4% Ag / 4% Cu / 17% Pd
Information in the table has been in part derived from www.matweb.com.

Palladium metal comparisons
Metal Description Melting Point Hardness Density
  ( o F) ( o C) Vickers Brinell (lbs/in3) (g/cm3)
Palladium (Pd):            
Pure Element 2830 1552 37   0.434 12.0
Annealed       50    
Cold Rolled       110    
.99851     105 105 0.434 12.0
.99851 500oC Anneal     105 105 0.434 12.0
.99851 800oC Anneal     45   0.434 12.0
.99851 1000oC Anneal     45   0.434 12.0
Platinum (Pt):            
Pure Element 3222 1772   40-45    
.9995 Annealed 3220 1769 40   0.775 21.5
.9995 Cold Worked 3220 1769 90   0.775 21.5
Palladium-Platinum Alloy expressed as a Pd/Pt ratio:
80/20     75 78 0.502 13.9
80/20 Heat Treated     140      
60/40     100 101 0.571 15.8
60/40 Heat Treated     175      
40/60     105 105 0.639 17.7
40/60 Heat Treated     185      
20/80     95 96 0.708 19.6
20/80 Heat Treated     175      
15/85 Annealed 3182 1750 90   0.726 20.1
15/85 As-Cast 3182 1750 64   0.726 20.1
10/90 Annealed 3191 1755 80   0.744 20.6
10/90 As-Cast 3191 1755 72   0.744 20.6
5/95 Annealed 3209 1765 60   0.751 20.8
5/95 As-Cast 3209 1765 68   0.751 20.8
Cobalt (Co):            
Pure Element 2720 1493 253 125 0.318 8.8
Copper (Cu):            
Annealed2 1980 1083.4 50   0.324 9.0
Cold-Worked2 1980 1083.4 100 89 0.324 9.0
Copper Alloys       100-185    
Palladium-Copper alloy expressed as a Pd/Cu ratio:
95/5 Annealed       60-70    
95/5 Cold Rolled       120-130    
Ruthenium (Ru):            
Annealed 4190 2310 220 220 0.444 12.3
Palladium-Ruthenium alloy expressed as a Pd/Ru ratio:
99.5/4.5 Annealed     150 147 0.436 12.1
99.5/4.5 Cold Drawn     290 277 0.436 12.1
Silver (Ag):            
Pure Element 1760 961.9 25 35 0.379 10.5
Pure Typical 5mm Wire     26   0.379 10.5
Sterling - Annealed 1639 893   67-124 0.376 10.4
Palladium-Silver alloy expressed as a Pd/Ag ratio:
60/40 Annealed     100 101 0.412 11.4
60/40 Hard Treated     170 166 0.412 11.4
80/20, Annealed     95 96 0.423 11.7
80/20 Hard Treated     165 161 0.423 11.7
90/10 Annealed     75 78 0.43 11.9
90/10 Hard Treated     150 147 0.43 11.9
Aluminum (Al):            
Pure Element 1220 660.4 15 1-27 0.0975 2.7
Aluminum Alloys       100-130    
Gold (Au):            
Pure Element 1950 1064.4 25 30-33 0.698 19.3
Cast1 1950 1064   33 0.698 19.3
Wrought & Annealed3 1950 1064   25 0.698 19.3
60% Reduction3 1950 1064   58 0.698 19.3
18K, Annealed4 1638.5 892.5 165   0.547 15.1
18K, Cold Worked4 1638.5 892.5 227   0.547 15.1
18K, White, Cast5     85-125   0.53-0.61 14.7-16.9
18K, White, Annealed5     170-230   0.53-0.61 14.7-16.9
Nickel (Ni):            
Annealed 2650 1455 75   0.321 8.9
Nickel Alloys       140-230    
Rhodium (Rh)            
Annealed 3560 1960 100 89 0.448 12.4
As-Plated 3560 1960 800 722 0.448 12.4
Titanium (Ti)            
Pure Element 3020 1660 60 70 0.163 4.5

 

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