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| After-sales Service: | Online |
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| Type: | Window & Door Aluminium Profile, Decoration Aluminium Profile, Heat Sink Aluminium Profile, Glass Wall Aluminium Profile, Transport Aluminium Profile, Industrial Aluminium Profile, Aluminum Alloy |
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| Element | Content Range | Element | Content Range |
| Al (Aluminum) | ≥98.5% | Si (Silicon) | 0.2 - 0.6% |
| Fe (Iron) | ≤0.35% | Cu (Copper) | ≤0.1% |
| Mg (Magnesium) | 0.45 - 0.9% | Cr (Chromium) | ≤0.1% |
| Zn (Zinc) | ≤0.1% | Other Impurities (Each) | ≤0.05% |
| Other Impurities (Total) | ≤0.15% | - | - |
| Comparison Dimension | 6063 Aluminum Pipe | 6061 Aluminum Pipe |
| Alloy Composition Feature | Lower Cu, Mg content; Higher Al purity (≥98.5%); Si: 0.2-0.6%, Mg: 0.45-0.9% | Higher Cu, Mg content; Al purity: ≥97.8%; Si: 0.4-0.8%, Mg: 0.8-1.2%, Cu: 0.15-0.4% |
| Mechanical Strength (T6 Temper) | Tensile Strength: ≥205 MPa; Yield Strength: ≥170 MPa | Tensile Strength: ≥310 MPa; Yield Strength: ≥276 MPa |
| Formability & Machinability | Excellent extrudability; Easy to bend, weld and polish; Suitable for complex profiles | Good machinability; Moderate formability; Less suitable for complex extrusion than 6063 |
| Surface Quality | Superior surface finish; Easy to achieve high-gloss anodizing effect | Good surface quality, but slightly inferior to 6063 in anodizing uniformity |
| Corrosion Resistance | Excellent atmospheric corrosion resistance; Suitable for decorative and architectural applications | Good corrosion resistance; Better stress corrosion resistance than 6063 in some environments |
| Typical Applications | Architectural decoration (curtain walls, door/window frames), handrails, furniture, heat exchangers | Structural components, automobile parts, aerospace accessories, industrial machinery, offshore equipment |
| Cost | Lower cost, cost-effective for decorative and non-high-strength applications | Higher cost due to higher alloying element content |




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