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PRODUCT QUALITY STANDARD
Alloy grade | Si | Mg | Fe | Cu | Mn | Zn | Cr | Ti | Other impurities | Al | |
Single | Total | ||||||||||
6061 | 0.40-0.80 | 0.8-1.2 | 0.15-0.40 | 0.04-0.35 | Allowance | ||||||
6063 | 0.20-0.60 | 0.45-0.9 | Allowance | ||||||||
6063A | 0.30-0.60 | 0.6-0.9 | 0.15-0.35 | Allowance |
Alloy grade | Status | Longitudinal tensile test results at room temperature | Hardness | ||||
Tensile strength(N/mm2) | Specified non-proportional extension strength(N/mm2) | Elongation after break(%) | Thickness of test sample(mm) | Vickers hardness(HV) | Webster hardness(HW) | ||
6061 | T4 | ≥180 | ≥110 | ≥16 | - | - | - |
T6 | ≥265 | ≥245 | ≥8 | - | - | - | |
6063 | T5 | ≥160 | ≥110 | ≥8 | ≥0.8 | ≥58 | ≥8 |
T6 | ≥205 | ≥180 | ≥8 | - | - | - | |
6063A | T5 | ≥200 | ≥160 | ≥5 | ≥0.8 | ≥65 | ≥10 |
T6 | ≥230 | ≥190 | ≥5 |
Grade of film thickness | Average film thickness(μm) | Local film thickness(μm) | Sealing quality(mg/dm2) | Wear resistance coefficient(g/μm) |
AA10 | ≥10 | ≥8 | ≤30 | Drop sand test≥300 |
AA15 | ≥15 | ≥12 | ||
AA20 | ≥20 | ≥16 | ||
AA25 | ≥25 | ≥20 | ||
Note: The film thickness grade shall be indicated in the purchase order (or contract) and is generally supplied according to AA10 (door and window) or AA15 (curtain wall). |
Grade of film thickness | Local thickness of anodic oxide film(μm) | Local thickness of coating film(μm) | Local thickness of composite film(μm) | Coating film hardness | Wear resistance shakeout amount/g |
A | ≥9 | ≥12 | ≥21 | Pencil test≥3H | Drop sand test≥3300 |
B | ≥9 | ≥7 | ≥16 | Drop sand test≥3300 | |
Note: The film thickness grade shall be indicated in the purchase order (or contract) and is generally supplied according to grade B. |
Type of film layer | Average film thickness(μm) | Local film thickness(μm) | Color | Adhesion | Hardness |
Two coating | ≥30 | ≥25 |
Gloss:±5 Color difference: basically consistent with the confirmed sample of both parties |
Dry type, wet type, boiling water The adhesive force shall reach grade 0 |
Pencil test of coating≥1H |
three coating | ≥40 | ≥34 | |||
four coating | ≥65 | ≥55 | |||
Note: Due to the complexity of the cross-sectional shape of the profile, the local film thickness on certain surfaces of the profile (such as the inside corner, groove, etc.) is allowed to be lower than the specified value in the table, the base exposure is not allowed; for coating of non-decorative surfaces, if required, it shall be listed in the contract or order. |
Film thickness(μm) | 60°Gloss value | Adhesion | Color | Indentation hardness | Wear resistance(L/μm) |
≥40,Implement in accordance with international standards and produce according to the contract | 3~30±5 |
Dry type, wet type, boiling water The adhesion shall reach Grade 0 |
Basically consistent with the confirmed sample of both parties |
Indentation resistance≥80 | Drop sand test, wear coefficient≥0.8 |
31~70±7 | |||||
71~100±10 | |||||
Note: Due to the complexity of the cross-sectional shape of the profile, the film thickness on certain surfaces of the profile (such as the inside corner, groove, etc.) is allowed to be lower than the specified value in the table. For coating of non-decorative surfaces, if required, it shall be listed in the contract or order. |
Test items | Connecting mode | Longitudinal shear characteristic value(N/mm) | Transverse tensile characteristic value(N/mm) |
Average value of deformation of insulation material(mm) |
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Room temperature | Low temperature | High temperature | Room temperature | Low temperature | High temperature | |||
Longitudinal shear/ transverse tensile properties |
Strip inserting type | ≥24 | ≥24 | - | - | - | ||
Pouring type | ≥24 | ≥24 | - | |||||
60 times thermal cycle test at high temperature constant load |
Strip inserting type | - | - | - | - | ≥24 | ≤0.6 | |
Pouring type | ≥24 | - | - | - | - | - | ≤0.6 |
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.