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C44250
| Elements | |||||||
|---|---|---|---|---|---|---|---|
| Cu(1) | Pb | Sn | Zn | Fe | P | Ni | |
|
(1) Cu + Sum of Named Elements 99.6% min. |
|||||||
| Min (%) | 73.0 | 0.50 | |||||
| Max (%) | 76.0 | 0.07 | 1.5 | Rem | 0.20 | 0.10 | 0.20 |
| Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
Elongation (%) |
Vickers Hardness, 500 gm |
|---|---|---|---|---|---|---|
| * Measured at room temperature, 68°F (20°C). | ||||||
| Flat Products | 1/2 Hard | H02 |
68 Min 78 Max |
54 Min 73 Max |
15 Min |
140 Min 180 Max |
| 1/4 Hard | H01 |
62 Min 73 Max |
41 Min 70 Max |
20 Min |
125 Min 140 Max |
|
| 3/4 Hard | H03 |
77 Min 88 Max |
64 Min 84 Max |
8 Min |
160 Min 200 Max |
|
| Extra Hard | H06 |
97 Min 112 Max |
80 Min 107 Max |
195 Min 235 Max |
||
| Extra Spring | H10 |
113 Min 126 Max |
99 Min 122 Max |
200 Min |
||
| Hard | H04 |
87 Min 99 Max |
73 Min 94 Max |
5 Min |
180 Min 220 Max |
|
| Special Spring | H12 |
119 Min 130 Max |
107 Min 126 Max |
210 Min |
||
| Spring | H08 |
106 Min 117 Max |
88 Min 113 Max |
200 Min 245 Max |
||
| Melting Point - Liquidus°F | 1740 |
|---|---|
| Densitylb/cu in. at 68°F | 0.31 |
| Specific Gravity | 8.6 |
| Electrical Conductivity% IACS at 68°F | 25 |
| Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 63 |
| Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 11.2 |
| Specific Heat CapacityBtu/ lb /°F at 68°F | 0.09 |
| Modulus of Elasticity in Tensionksi | 16000 |
| Modulus of Rigidityksi | 5200 |
Fabrication Properties
No fabrication properties for this alloy
Common Fabrication Processes
No fabrication process properties for this alloy
Thermal Properties
No thermal properties for this alloy
Typical Uses
No information for this alloy
Applicable Specifications
No applicable specifications for this alloy
Corrosion Properties
No Corrosion Properties Available.