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C74500
Elements | ||||||
---|---|---|---|---|---|---|
Cu(1,2) | Pb(3) | Zn | Fe | Ni(4) | Mn | |
(1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.5% min. (3) 0.05% Pb, max. for rod, wire, and tube. (4) Ni value includes Co. |
||||||
Min (%) | 63.5 | 9.0 | ||||
Max (%) | 66.5 | 0.09 | Rem | 0.25 | 11.0 | 0.50 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
YS-0.5% Ext (ksi) |
Elongation (%) |
Rockwell B scale | Rockwell F scale | Rockwell 30T scale | Shear Strength (ksi) |
Section Size (in) |
Cold Work (%) |
---|---|---|---|---|---|---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). | ||||||||||||
Flat Products | 1/2 Hard | H02 |
73 Typ |
60 Typ |
12 Typ |
80 Typ |
70 Typ |
50 Typ |
0.04 | |||
1/4 Hard | H01 |
65 Typ |
25 Typ |
45 Typ |
63 Typ |
70 Typ |
45 Typ |
0.04 | ||||
1/8 Hard | H00 |
60 Typ |
35 Typ |
34 Typ |
60 Typ |
55 Typ |
43 Typ |
0.04 | ||||
Extra Hard | H06 |
95 Typ |
76 Typ |
3 Typ |
92 Typ |
78 Typ |
59 Typ |
0.04 | ||||
Hard | H04 |
86 Typ |
75 Typ |
4 Typ |
89 Typ |
76 Typ |
55 Typ |
0.04 | ||||
Nominal Grain Size 0.015 mm | OS015 |
60 Typ |
28 Typ |
36 Typ |
52 Typ |
85 Typ |
51 Typ |
0.04 | ||||
Nominal Grain Size 0.025 mm | OS025 |
56 Typ |
23 Typ |
40 Typ |
42 Typ |
80 Typ |
44 Typ |
0.04 | ||||
Nominal Grain Size 0.035 mm | OS035 |
53 Typ |
20 Typ |
43 Typ |
35 Typ |
76 Typ |
38 Typ |
41 Typ |
0.04 | |||
Nominal Grain Size 0.050 mm | OS050 |
51 Typ |
19 Typ |
46 Typ |
28 Typ |
71 Typ |
34 Typ |
0.04 | ||||
Nominal Grain Size 0.070 mm | OS070 |
49 Typ |
18 Typ |
49 Typ |
22 Typ |
67 Typ |
30 Typ |
0.04 | ||||
Wire | Hard | H04 |
130 Typ |
1 Typ |
0.08 | 84 | ||||||
Hard | H04 |
120 Typ |
3 Typ |
0.08 | 75 | |||||||
Hard | H04 |
85 Typ |
7 Typ |
0.08 | 37 | |||||||
Hard | H04 |
72 Typ |
10 Typ |
0.08 | 20 | |||||||
Hard | H04 |
105 Typ |
5 Typ |
0.08 | 60 | |||||||
Hard | H04 |
65 Typ |
25 Typ |
0.08 | 10 | |||||||
Nominal Grain Size 0.015 mm | OS015 |
63 Typ |
35 Typ |
0.08 | ||||||||
Nominal Grain Size 0.025 mm | OS025 |
58 Typ |
40 Typ |
0.08 | ||||||||
Nominal Grain Size 0.035 mm | OS035 |
56 Typ |
45 Typ |
0.08 | ||||||||
Nominal Grain Size 0.050 mm | OS050 |
52 Typ |
48 Typ |
0.08 | ||||||||
Nominal Grain Size 0.070 mm | OS070 |
50 Typ |
50 Typ |
0.08 |
Melting Point - Liquidus°F | 1870 |
---|---|
Densitylb/cu in. at 68°F | 0.314 |
Specific Gravity | 8.69 |
Electrical Conductivity% IACS at 68°F | 9 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 26 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 9.1 |
Specific Heat CapacityBtu/ lb /°F at 68°F | 0.09 |
Modulus of Elasticity in Tensionksi | 17500 |
Modulus of Rigidityksi | 6600 |
Technique | Suitability |
---|---|
Soldering | Excellent |
Brazing | Excellent |
Oxyacetylene Welding | Good |
Gas Shielded Arc Welding | Fair |
Coated Metal Arc Welding | Not Recommended |
Spot Weld | Good |
Seam Weld | Fair |
Butt Weld | Good |
Capacity for Being Cold Worked | Excellent |
Capacity for Being Hot Formed | Poor |
Machinability Rating | 20 |
Common Fabrication Processes
- Blanking
- Drawing
- Etching
- Forming and Bending
- Heading and Upsetting
- Roll Threading and Knurling
- Shearing and Spinning
- Squeezing and Swaging
Treatment | Minimum* | Maximum* | ||
---|---|---|---|---|
* Temperature is measured in Fahrenheit. | ||||
Annealing | 1100 | 1400 |
Product Category | Product | Reason Category | Reason |
---|---|---|---|
Consumer | Hollow Ware | Appearance | Color |
Hollow Ware | Corrosion Resistance | Corrosion Resistance | |
Hollow Ware | Forming Characteristics | Formability | |
Hollow Ware | Mechanical Properties | Moderate Strength | |
Hollow Ware | Plating Characteristics | Plateable | |
Name Plates | Appearance | Color | |
Name Plates | Corrosion Resistance | Corrosion Resistance | |
Name Plates | Forming Characteristics | Formability | |
Name Plates | Mechanical Properties | Moderate Strength | |
Name Plates | Plating Characteristics | Plateable | |
Electrical | Connectors | Corrosion Resistance | Corrosion Resistance |
Connectors | Corrosion Resistance | Corrosion Resistance to Salt Water | |
Connectors | Forming Characteristics | Formability | |
Connectors | Mechanical Properties | Moderate to High Strength | |
Fasteners | Rivets | Appearance | Color |
Rivets | Corrosion Resistance | Corrosion Resistance | |
Rivets | Forming Characteristics | Formability | |
Rivets | Mechanical Properties | Moderate Strength | |
Screws | Appearance | Color | |
Screws | Corrosion Resistance | Corrosion Resistance | |
Screws | Mechanical Properties | Moderate Strength | |
Slide Fasteners | Appearance | Color | |
Slide Fasteners | Corrosion Resistance | Corrosion Resistance | |
Slide Fasteners | Forming Characteristics | Formability | |
Slide Fasteners | Mechanical Properties | Moderate Strength | |
Industrial | Etching Stock | Appearance | Color |
Etching Stock | Corrosion Resistance | Corrosion Resistance | |
Etching Stock | Forming Characteristics | Formability | |
Etching Stock | Mechanical Properties | Moderate Strength | |
Etching Stock | Plating Characteristics | Plateable | |
Optical Parts | Corrosion Resistance | Corrosion Resistance | |
Optical Parts | Forming Characteristics | Formability | |
Optical Parts | Mechanical Properties | Moderate Strength | |
Platers Bar | Appearance | Color | |
Platers Bar | Corrosion Resistance | Corrosion Resistance | |
Platers Bar | Plating Characteristics | Plateable |
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
Bar | ASTM | B122/B122M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR | ||
ASTM | B151/B151M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL ROD AND BAR | |||
Plate | ASTM | B122/B122M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR | ||
Rod | ASTM | B151/B151M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL ROD AND BAR | ||
Sheet | ASTM | B122/B122M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR | ||
Strip | ASTM | B122/B122M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR | ||
Wire | ASTM | B206/B206M | COPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER WIRE) AND COPPER-NICKEL ALLOY WIRE |
Corrosion Properties