MATERIAL | ||
ALUMINUM ALLOY | LD31-RCS(6063-T5) | |
MWCHANICAL PROPERTY | ||
TENSILE STRENGTH(δb) | 157N/mm² | |
YIELD STRENGTH(δb0.2) | 108N/mm² | |
ELONGATION(δ) | 8% | |
HARDNESS(HV) | 58-85 | |
MAIN TECHNICAL PARAMETER | ||
THICKNESS OF OXIDE FILM | 35μm±5μm | |
OXIDATION HARDNESS | HV400 | |
INSIDE DIAMETER TOLERANCE | H9 H11 | |
INTERNAL SURFACE ROUGHNESS | Ra0.4 | |
STRAIGHTNESS | 1-1000,0.5/1000 | |
THICKNESS TOLERANCE | ±0.5% | |
CHEMICAL COMPOSITION | ||
Cu | <0.1 | |
Si | 0.2-0.6 | |
Mg | 0.45-0.9 | |
Fe | <0.35 | |
Mn | <0.1 | |
Zn | <0.1 | |
Cr | <0.1 | |
Ti | <0.1 | |
Al | OTHERS |