Material Composition
Aluminium-Bronze Alloy | Beryllium -Bronze Alloy | ||||
Composition | Composition | ||||
Al: | 10%-12% | Be: | 2-3% | ||
Ni: | 4%-6% | Al: | 0.15% | ||
Fe + Mn | <5.8% | Fe: | 0.15: | ||
Other: | <0.5% | Ni: | 0.2-0.4% | ||
Rest: | Cu | other | 0.6% | ||
Si: | 0.15% | ||||
Ti: | 0.1-0.25% | ||||
Hardness | Al-cu 25-30HRc (250-291 Brinell) Be-cu (30-35HRc) | ||||
Tensile Strength | aluminum-copper alloy over 75-85kgf/mm.. Beryllium copper alloy over 105-120kgf/mm |
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