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C61900
Elements | ||||||
---|---|---|---|---|---|---|
Cu(1,2) | Pb | Sn | Zn | Fe | Al | |
(1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.5% min. |
||||||
Min (%) | 3.0 | 8.5 | ||||
Max (%) | Rem | 0.02 | 0.6 | 0.8 | 4.5 | 10.0 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
YS-0.5% Ext (ksi) |
Elongation (%) |
Rockwell B scale | Rockwell 30T scale | Fatigue Strength** (ksi) |
Section Size (in) |
---|---|---|---|---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). ** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106. | ||||||||||
Flat Products | 1/2 Hard | H02 |
104 Typ |
80 Typ |
21 Typ |
93 Typ |
78 Typ |
0.04 | ||
Annealed | O61 |
92 Typ |
60 Typ |
49 Typ |
30 Typ |
72 Typ |
0.04 | |||
Extra Spring | H10 |
137 Typ |
117 Typ |
3 Typ |
100 Typ |
84 Typ |
0.04 | |||
Extra Spring and Stress Relieved | HR10 |
152 Typ |
145 Typ |
1 Typ |
0.04 | |||||
Hard | H04 |
121 Typ |
102 Typ |
8 Typ |
98 Typ |
83 Typ |
0.04 | |||
Hard Temper and Treated | HT04 |
135 Typ |
120 Typ |
2 Typ |
0.04 | |||||
Spring | H08 |
130 Typ |
108 Typ |
4 Typ |
100 Typ |
83 Typ |
34 Typ | 0.04 | ||
Spring Temper and Treated | HT08 |
145 Typ |
135 Typ |
1.5 Typ |
39 Typ | 0.04 |
Melting Point - Liquidus°F | 1920 |
---|---|
Melting Point - Solidus°F | 1905 |
Densitylb/cu in. at 68°F | 0.271 |
Specific Gravity | 7.5 |
Electrical Conductivity% IACS at 68°F | 10.5 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 45.9 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 9 |
Specific Heat CapacityBtu/ lb /°F at 68°F | 0.1 |
Modulus of Elasticity in Tensionksi | 16000 |
Technique | Suitability |
---|---|
Soldering | Fair |
Brazing | Fair |
Oxyacetylene Welding | Not Recommended |
Gas Shielded Arc Welding | Excellent |
Coated Metal Arc Welding | Good |
Spot Weld | Good |
Seam Weld | Good |
Butt Weld | Good |
Capacity for Being Cold Worked | Fair |
Capacity for Being Hot Formed | Excellent |
Common Fabrication Processes
- Bending
- Blanking
- Forming
- Shearing
- Stamping
Treatment | Minimum* | Maximum* | ||
---|---|---|---|---|
* Temperature is measured in Fahrenheit. | ||||
Annealing | 1000 | 1450 | ||
Hot Working Temperature | 1020 | 1520 |
Product Category | Product | Reason Category | Reason |
---|---|---|---|
Electrical | Contacts | Conductivity (Electrical) | Electrical Conductivity |
Contacts | Conductivity (Thermal) | Thermal Conductivity | |
Contacts | Corrosion Resistance | Corrosion Resistance | |
Contacts | Corrosion Resistance | Corrosion Resistance in Numerous Environments | |
Contacts | Corrosion Resistance | Corrosion Resistance to Acids | |
Contacts | Corrosion Resistance | Corrosion Resistance to Chemicals | |
Contacts | Mechanical Properties | High Strength | |
Springs | Corrosion Resistance | Corrosion Resistance | |
Springs | Corrosion Resistance | Corrosion Resistance in Numerous Environments | |
Springs | Corrosion Resistance | Corrosion Resistance to Acids | |
Springs | Corrosion Resistance | Corrosion Resistance to Chemicals | |
Springs | Mechanical Properties | Ductility | |
Springs | Mechanical Properties | High Strength | |
Switch Components | Conductivity (Electrical) | Electrical Conductivity | |
Switch Components | Corrosion Resistance | Corrosion Resistance | |
Switch Components | Corrosion Resistance | Corrosion Resistance to Acids | |
Switch Components | Corrosion Resistance | Corrosion Resistance to Chemicals | |
Marine | Marine Hardware | Corrosion Resistance | Corrosion Resistance |
Marine Hardware | Corrosion Resistance | Corrosion Resistance (Excellent) | |
Marine Hardware | Corrosion Resistance | Corrosion Resistance to Salt Water |
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
Bar | ASTM | B124/B124M | COPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES | ||
ASTM | B150/B150M | ALUMINUM BRONZE ROD, BAR AND SHAPES | |||
Die | Forgings | ASTM | B283/B283M | COPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED) | |
Electrode | Welding | MILITARY | MIL-E-23765/3 | ELECTRODES, WELDING, BARE, COPPER AND COPPER ALLOY | |
Forgings, Die (Hot Pressed) | ASME | SB283 | COPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED) | ||
Rod | ASTM | B124/B124M | COPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES | ||
Rod, Bar & Shapes | Aluminum Bronze | ASME | SB150 | ALUMINUM BRONZE ROD, BAR, AND SHAPES | |
Aluminum Bronze | ASTM | B150/B150M | ALUMINUM BRONZE ROD, BAR AND SHAPES | ||
Shapes | ASTM | B150/B150M | ALUMINUM BRONZE ROD, BAR AND SHAPES | ||
ASTM | B124/B124M | COPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES |
Corrosion Properties