TABLE OF CONTENTS A listing of related designations for copper alloys is given in Chapter 1.
| Condition of material is expressed in accordance with BS Nomenclature, viz: | ||||||||||
| O | Material in the annealed condition | |||||||||
|
 | The various harder tempers produced by cold rolling For certain of the materials in this schedule, these tempers may be produced by partial annealing | |||||||||
|
 | Spring hard tempers produced by cold rolling of thinner material | |||||||||
| M | Material in the 'as manufactured'confined to hot rolled or extruded material | |||||||||
| W | Material which has been solution heat treated and will respond effectively to precipitation treatment | |||||||||
|
 | Material which has been solution heat treated and subsequently cold worked to various harder tempers | |||||||||
| WP | Material which has been solution heat treated and precipitation treated | |||||||||
|
 | Material which has been solution heat treated, cold worked and then precipitation treated | |||||||||
| Material and composition | Condition | Limit of proportionality MPa | 0.2% Proof stress MPa | UTS MPa | Elongation on 5d or 50 mm % | Shear strength MPa | Brinell hardness kg mm -2 | Vickers hardness 10 kgf | Modulus of elasticity GPa | |
| Oxygen-free high conductivity copper | Cu 99.95%+ | Strip-O | 15 | 48 | 216 | 48 | 162 | 42 | 51 | 117 |
| Cu 99.99%+ |
 | 198 | 176 | 263 | 32 | 170 | 82 | 90 | ||
| Strip H | 154 | 265 | 314 | 16 | 185 | 96 | 106 | |||
| Tough pitch copper O 2=0.03% | Strip-O | 31 | 54 | 224 | 56 | 162 | 49 |
 | 117 | |
|
 | 116 | 176 | 263 | 29 | 170 | 74 | ||||
| Strip-H | 154 | 270 |
