Product Overview
Алюминиевая трубка 6063 is an aluminum-magnesium-silicon (Al-Mg-Si) alloy tube renowned for its excellent extrudability, outstanding surface finish quality, and superior anodizing response. It is the first choice for architectural, decorative, and consumer applications where appearance and formability matter most. Наш 6063 aluminum tubes are available in T4, T5 and T6 tempers, produced per ASTM B221, В 755, ГБ/Т 5237 and JIS H4100 standards, with custom outer diameters, wall thicknesses, lengths, and anodized or powder-coated finishes.

Химический состав (%), АСТМ Б221 / ГБ/Т 3190
Al (Алюминий): 97.5 – 99.35 (balance)
мг (Magnesium): 0.45 – 0.9
И (Кремний): 0.20 – 0.6
Фе (Железо): 0.35 max
Cu (Медь): 0.10 max
Мин. (Марганец): 0.10 max
Зн (Zinc): 0.10 max
Кр (Chromium): 0.10 max
Из (Titanium): 0.10 max
Others Each: 0.05 max, Others Total: 0.15 max
Механические свойства (Typical Values, Tube)
Temper T4 (Solution Heat Treated & Naturally Aged): Предел прочности 130-180 МПа, Предел текучести 70-120 МПа, Удлинение 14-18%
Temper T5 (Cooled & Artificially Aged): Предел прочности 160-205 МПа, Предел текучести 110-175 МПа, Удлинение 8-12%
Temper T6 (Solution Treated & Artificially Aged): Предел прочности 205-245 МПа, Предел текучести 170-215 МПа, Удлинение 8-12%
Твердость: 73 HB (T6)
Прочность на сдвиг: 140 МПа (T6)
Усталость сила: 70 МПа (T6, at 5×10⁸ cycles)
Физические свойства
Плотность: 2.70 g/cm³ (0.0975 lb/in³)
Melting Point: 615-655° C. (1140-1210° F.)
Теплопроводность: 201 W/(m·K) at 25°C (Т5)
Электрическая проводимость: 50% IACS (Т5)
Electrical Resistivity: 3.4 × 10⁻⁸ Ω·m
Thermal Expansion Coefficient: 23.4 × 10⁻⁶/K (20-100° C.)
Модуль упругости: 68.3 ГПа (9,900 кси)
Poisson Ratio: 0.33
Specifications
Standards: АСТМ Б221 (extruded), В 755-2 / 755-5, ГБ/Т 5237 (архитектурный), JIS H4100, ИСО 6362
Outer Diameter: 10 мм – 400 мм (0.4″ – 15.7″)
Толщина стены: 0.8 мм – 30 мм (0.03″ – 1.18″)
Длина: 1 m – 12 m (custom cutting available)
Характер: Т4, Т5, T6
Тип: Extruded round, square, rectangular, oval, and custom profile tubes
Surface Finish: Отделка мельницы, Bright, Anodized (silver, black, champagne, bronze, gold), Powder coated (any RAL color), Wood grain transfer, Brushed, Polished
Толерантность: ИЗ: ±0.3mm to ±1.0mm, Wall: ±8-10%, Длина: ±5mm
Special: Anodizing thickness 8-25 microns per GB/T 5237.2; Порошковое покрытие 60-120 microns
Key Features & Преимущества
- Excellent extrudability – complex cross-sections and thin walls achievable
- Superior surface finish quality – smooth, uniform, and defect-free surfaces
- Outstanding anodizing response – consistent, яркий, and durable anodic films
- Good corrosion resistance – ideal for exterior architectural applications
- Medium strength with adequate structural performance for building applications
- Excellent formability – easy to bend, cut, and fabricate
- Легкий вес – reduces building dead load and installation cost
- Excellent weldability – suitable for frames and assemblies
- Wide range of decorative finishes – анодированный, powder coated, wood grain
- Recyclable and sustainable – 100% recyclable with low carbon footprint
Приложения
- Architectural – window and door frames, curtain wall mullions, handrails, railings
- Строительство – scaffolding, awnings, canopies, gates, fencing, staircases
- Мебель – table and chair frames, shelving, display stands, wardrobe rails
- Lighting – LED profile housings, light fixtures, channel tracks
- Solar energy – photovoltaic mounting frames, support structures, кронштейны
- Automotive – trim, roof racks, seat frames, luggage racks
- Электроника – heat sinks, equipment enclosures, chassis frames
- Machinery guards – safety guards, enclosures, covers
- Sports and fitness – exercise equipment frames, goal posts, hurdles
- Decoration – ceiling grids, partition frames, picture frames, showcases

Quality Control & Testing
Every batch of our 6063 aluminum tubes undergoes strict quality control:
Chemical Analysis: Spectrometer verification of Mg and Si content
Mechanical Testing: Tensile test, yield strength test, elongation test, hardness test (per temper)
Surface Quality Inspection: Visual and dye-penetrant inspection for die lines, scratches, blisters, and stains
Anodizing Quality Test: Anodic film thickness, seal quality, and color consistency tests (per GB/T 5237.2)
Dimensional Inspection: ИЗ, wall thickness, straightness, twist, and length checks
Documentation: Mill Test Certificate (MTC), material traceability, conformity certificate
Упаковка & Перевозки
Упаковка: Standard export packaging – tubes bundled with plastic caps on both ends, protective paper interleaving between tubes, wrapped in waterproof kraft paper and plastic film, wooden pallets or crates, steel strapping; surface protection film for anodized and coated tubes
Marking: Сплав, характер, размер, heat number, стандартный, manufacturer logo
Trade Terms: FOB, CIF, CFR, EXW, DDP
Payment: T/T (30% deposit, 70% перед отправкой), L/C at sight, Western Union, PayPal (sample orders)
Время выполнения: Standard sizes in stock – 3-7 дни; Custom sizes and finishes – 15-30 дни
минимальный заказ: 300 kg for standard sizes; custom orders negotiable
Loading Port: Qingdao, Shanghai, Tianjin, Ningbo, or as requested
почему выбрали нас
With over 15 years of experience in aluminum manufacturing and export, we are a trusted supplier of 6063 aluminum tubes to curtain wall contractors, furniture manufacturers, and LED lighting companies in more than 50 countries. Our factory is equipped with modern extrusion lines, anodizing lines, and powder coating lines, providing one-stop solutions from raw tube to finished surface treatment. We maintain large inventory of standard sizes, tempers, and finishes for immediate delivery, and our experienced team can provide technical consultation and customized solutions for your specific applications. Contact us today for a competitive quote!
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