| Material and Mechanical Properties for Tube |
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| Material |
Temper |
Tensile
Strength (MPa) |
Grain
Size (mm) |
Hardness
(HV) |
Copper:
TPC & DHP
|
Soft Annealed |
OS |
210 - 260 |
0.025 - 0.060 |
60 (Max) |
| Light Annealed |
OL |
220 - 270 |
0.04 (Max) |
65 (Max) |
| Hard |
HD |
350 (Min) |
- |
110 (Min) |
Brass:
65B |
Soft Annealed |
OS |
320 - 400 |
0.025 - 0.060 |
90 (Max) |
| Light Annealed |
OL |
340 - 440 |
- |
70 - 110 |
| Hard |
HD |
450 (Min) |
- |
150 (Min) |
|
Standards for Copper & Brass
Tube:
Condenser Tubes : ASTM B 111
Copper Water Tubes : ASTM B 88
Copper Capillary Tubes : ASTM B 360
Copper Air Conditioning and Refrigeration (ACR) Tube : ASTM B 280
General Purpose Copper Tubes : ASTM B 75, BS 2871, DIN 17671, JIS
3300
General Purpose Brass Tube : ASTM B 135, BS 2871, DIN 17671, JIS3300 |
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| Mechanical & Electrical Properties for Rod, Wire and Bus Bar |
Shape |
Material |
Temper |
Tensile
Strength (MPa) |
Hardness
(HV) |
| Rod
|
FB, FB2 |
E |
- |
80 -120 |
| FB, FB2, FCD |
HD |
430 (Min) |
120 (Min) |
| FMR |
HD |
440 - 540 |
135 (Min) |
| Wire |
TPC |
E |
- |
40 - 70 |
| 65B |
OS |
300 (Min) |
10 - 45 |
| 65B |
HD |
470 (Min) |
150 -200 |
| Bus Bar & Rod |
TPC |
HB |
- |
75 - 105 |
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| Mechanical & Electrical Properties for Tempered Copper Bus Bar and Rod |
| Temper
|
Tensile
Strength (MPa)
|
Elongation
(%) |
Electrical
Conducitivity (IACS %) |
Hardness
(HV)
|
| TPC |
DLP |
| Soft Annealed |
O |
250 (Max) |
25 (Min) |
100.0 |
90.0 |
65 (Max) |
| Hard |
HD |
260 (Min) |
10 (Min) |
97.4 |
88.0 |
65 (Min) |
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| Mechanical Properties (Sheet / Strip) |
Material |
Temper |
Tensile
Strength (N / mm²) |
Elongation
(min)(%) |
Hardness
(HV) |
TPC
DLP, DHP(1) |
Annealed |
O |
220 - 250 |
35(2) |
65 (Max) |
| Quarter Hard |
HA |
220 - 260 |
25 |
65 - 90 |
| Half Hard |
HB |
250 - 320 |
15 |
70 - 100 |
72B
70B
65B
63B |
Annealed |
O |
280 - 400 |
40 |
85 (Max) |
| Quarter Hard |
HA |
330 - 420 |
35 |
80 - 125 |
| Half Hard |
HB |
360 - 450 |
28 |
90 - 145 |
| Three Quarter Hard |
HC |
380 - 480 |
- |
110 - 160 |
| Hard |
HD |
420 - 560 |
- |
125 - 175 |
| Extra Hard |
HE |
550 (Min) |
- |
160 (Min) |
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