Aluminium, BS-L
L160 T3511 (7075) Bar & Extrusion
Very high strength aerospace aluminium alloy.
L160 is a high strength alloy that is solution treated and artificially over-aged to achieve best stress corrosion resistance and controlled stretched (T73511 condition).
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L160 T3511 Aluminium Related Specifications
| Sistem / Standar | Negara / Wilayah | Kelas / Peruntukan / Catatan |
| AA | AMERIKA SERIKAT | No single official AA number; L160-T3511 is a BS aerospace designation |
| UNS | Internasional | No specific UNS aluminium number published for L160-T3511 |
| EN / DIN | Eropa | No unique EN AW mapping; material ordered to BS L160 specification |
| GB (BS Aerospace) | Inggris Raya | L160-T3511 – aluminium alloy extruded bars/sections, T3511 temper |
| JIS | Jepang | No direct JIS aluminium equivalent published |
| AFNOR | Prancis | No direct AFNOR aluminium equivalent published |
Properti
Komposisi Kimia
Alloy L160
BS L160 (1976)
| Elemen Kimia | % Hadir |
| Silikon (Si) | 0.00 - 0.40 |
| Besi (Fe) | 0.00 - 0.50 |
| Tembaga (Cu) | 1.20 - 2.00 |
| Mangan (Mn) | 0.00 - 0.30 |
| Kromium (Cr) | 0.18 - 0.28 |
| Magnesium (Mg) | 2.10 - 2.90 |
| Seng (Zn) | 5.10 - 6.10 |
| Titanium (Ti) | 0.00 - 0.20 |
| Titanium + Zirkonium (Ti + Zr) | 0.00 - 0.25 |
| Lainnya (Masing-masing) | 0.00 - 0.05 |
| Lainnya (Total) | 0.00 - 0.15 |
| Aluminium (Al) | Keseimbangan |
Sifat Fisik Umum
| Properti Fisik | Nilai |
| Kepadatan | 2.81 g/cm³ |
| Titik Leleh | 635 °C |
| Ekspansi Termal | 23.5 x 10-6/K |
| Modulus Elastisitas | 72 GPa |
| Konduktivitas Termal | 134-160 W/m.K |
| Tahanan Listrik | 40 % IACS |
Aplikasi
- Komponen kedirgantaraan
- Aplikasi teknologi tinggi
Karakteristik
- Kekuatan tinggi
- Fair resistance to atmospheric corrosion
- Kemampuan mesin yang baik
Informasi Tambahan
Sifat Mekanis
These mechanical properties are for bar in the T73511 temper.
| Diameter (mm) | Kekuatan Bukti (Min) | Kekuatan Tarik (Min) | Perpanjangan % (Min) |
| Up to & incl. 10 | 400 | 470 | 7 |
| Over 10 up to & incl. 20 | 420 | 485 | 8 |
| Over 20 up to & incl. 50 | 415 | 485 | 8 |
| Over 50 up to & incl. 75 | 410 | 475 | 8 |
| Over 75 up to & incl. 100 | 380 | 450 | 7 |
| Over 100 up to & incl. 150 | 365 | 425 | 7 |