High-Quality Aluminum Angle Bar – Structural & Architectural L-Shaped Profiles

Обзор продукта

Aluminum angle bar, also known as L-section, L-profile, or L-channel, is a versatile extruded aluminum product featuring two legs that meet at a precise 90-degree angle, creating a distinctive L-shape. Available in both equal leg и unequal leg variations, aluminum angle bars are one of the most widely used structural components in construction, Производство, and fabrication industries worldwide.

Как professional aluminum angle bar manufacturer and supplier in China, Qida Metal offers a comprehensive range of extruded aluminum L-profiles in multiple alloys, tempers, и отделка поверхности. Our products are engineered to deliver the optimal balance of lightweight design, устойчивость к коррозии, и structural integrity for applications ranging from architectural trim to heavy-duty industrial framing.

Ключевые особенности & Преимущества

1. Exceptional Strength-to-Weight Ratio

Aluminum angle bars offer approximately one-third the weight of steel while providing excellent structural support. This significant weight reduction translates to lower transportation costs, easier handling, and reduced structural load requirements in your projects.

2. Superior Corrosion Resistance

Aluminum naturally forms a protective oxide layer, delivering outstanding resistance to weathering, влага, и химическое воздействие. Unlike steel angles, aluminum angle bars никогда не заржавеет – making them ideal for both indoor and outdoor applications, including marine environments.

3. Excellent Formability & Работоспособность

Aluminum angle bars are easy to cut, сверлить, machine, and weld using standard tools. Whether you need to cut with a simple hacksaw or perform complex CNC machining, aluminum angles deliver consistent, predictable results.

4. Versatile Surface Finishes

Available in multiple finishes including отделка мельницы, анодированный, powder coated, electrophoretic coated, и brushed metal. Anodized finishes enhance both durability and aesthetic appeal, making aluminum angles suitable for exposed architectural applications.

5. 100% пригодный для вторичной переработки & Экологически чистый

Алюминий можно перерабатывать неограниченное количество раз, не теряя при этом своих свойств., requiring up to 95% less energy to recycle than to produce primary aluminum. Choosing aluminum angles supports sustainable construction and manufacturing practices.

6. Немагнитный & Без искр

Aluminum is non-magnetic and does not produce sparks upon impact – a critical safety feature for environments with sensitive electronic equipment or flammable materials.

7. Low Maintenance & Long Service Life

Aluminum angles require minimal maintenance over their service life, resisting warping, cracking, and water damage – unlike wood or untreated steel.

8. Dimensional Stability

Extruded aluminum angles maintain consistent dimensions throughout their length, with sharp, precise corners that ensure reliable fit and assembly.

Product Specifications

Available Alloys & Характер

Alloy Series	Common Alloys	Available Tempers	Primary Application
6061	6061-T6	T6, О, Т4, Т5	Structural – heavy-duty framing, truck beds, marine components
6063	6063-Т5, 6063-T6	Т5, T6, T52	Architectural – window/door framing, trim, мебель
6082	6082-T6	T6, О	Structural – high-strength applications
5083	5083-О	О, H112	Marine – shipbuilding, offshore
6005	6005-Т5, 6005-T6	Т5, T6	General structural
6060	6060-Т5, 6060-T66	Т5, T66	General purpose, decorative anodizing

Available Size Range

Параметр	Диапазон
Leg A	10mm – 200mm
Leg B	10mm – 200mm
Толщина (T)	2mm – 15mm
Длина	1,000mm – 12,000mm (custom up to 15m available)
Equal / Unequal	Both available

Custom sizes and special profiles are available upon request.

Surface Finishes Available

Finish Type	Описание	Лучшее для
Мельничная отделка	Natural aluminum surface	Cost-effective, further processing
Anodized	Electrochemical oxidation (10-30 micron)	Enhanced durability, decorative applications
Powder Coated	Color coating (60-100 micron)	Color-matched architectural projects
Electrophoretic Coating	Clear or color coating	Superior corrosion protection
Brushed Metal	Mechanical brushing finish	Декоративный, modern aesthetic
PVDF Coating	High-performance fluoropolymer	Extreme weather resistance

Applicable Standards

Our aluminum angle bars comply with major international standards including ГБ/Т 6892, АСТМ Б221, В 754, В 755, as well as ИСО, ОТ, ОН. We can also supply to customer-specific specifications.

Приложения

Aluminum angle bars are among the most versatile structural components, finding use across virtually every industry:

Строительство & Architecture

Window and door framing
Architectural molding and trim
Wall panel framing and curtain walls
Ceiling runners and soffit framing
Corner guards and edge protection
Column framing and bulkheads

Транспорт & Морской

Truck and trailer bed frames
Vehicle trim and body components
Marine railings and deck fittings
Shipbuilding components
Railroad car components
Recreational vehicle and boat construction

Промышленный & Manufacturing

Structural framing and supports
Machine frames and equipment housing
Conveyor systems and material handling
Pipe supports and tank fittings
Scaffolding and temporary structures

Мебель & Interior Design

Table tops and countertop edges
Furniture frames and shelving
Decorative borders and trim
Retail displays and fixtures

Электрический & Электроника

LED lighting installations
Electrical enclosures and panels
Heat sink frames and supports

DIY & General Fabrication

Brackets and supports
Shelving and racking systems
Craft and hobby projects
Prototyping and custom fabrications

Comparison: Structural vs. Architectural Aluminum Angles

Особенность	Structural Angle (6061-T6)	Architectural Angle (6063-T5/T6)
Primary Alloy	6061	6063
Corner Design	Rounded inside corner, sharp outside	Sharp 90° inside and outside
Leg Profile	Tapered on outside	Consistent thickness
Сила	Выше (tensile ~45,000 psi)	Moderate (about half the strength of 6061)
Surface Quality	Стандартный	Extremely smooth, ideal for anodizing
Primary Use	Load-bearing structures	Appearance-critical applications
Приложения	Truck beds, морской, heavy framing	Window frames, trim, мебель

Механические свойства (Reference Values)

Сплав	Характер	Предел прочности (МПа)	Предел текучести (МПа)	Удлинение (%)
6061	T6	≥ 310	≥ 240	≥ 10
6063	Т5	≥ 160	≥ 110	≥ 8
6063	T6	≥ 205	≥ 170	≥ 8
6082	T6	≥ 290	≥ 250	≥ 6
5083	О	≥ 290	≥ 145	≥ 17

Химический состав (Ссылка)

Элемент	6061 (%)	6063 (%)	6082 (%)
Кремний (И)	0.40 – 0.80	0.20 – 0.60	0.70 – 1.30
Железо (Фе)	≤ 0.70	≤ 0.35	≤ 0.50
Медь (Cu)	0.15 – 0.40	≤ 0.10	≤ 0.10
Марганец (Мин.)	≤ 0.15	≤ 0.10	0.40 – 1.00
Магний (мг)	0.80 – 1.20	0.45 – 0.90	0.60 – 1.20
Chromium (Кр)	0.04 – 0.35	≤ 0.10	≤ 0.25
Цинк (Зн)	≤ 0.25	≤ 0.10	≤ 0.20
Titanium (Из)	≤ 0.15	≤ 0.10	≤ 0.10
Алюминий (Ал)	Remainder	Remainder	Remainder

Гарантия качества & Сертификаты

Qida Metal is an ISO 9001-certified aluminum manufacturer. Каждая партия поставляется с:

Сертификаты заводских испытаний (МТС) fully traceable to the original aluminum billet lot
Сторонняя проверка доступен по запросу (СГС, БВ, CE, и т. д.)
Строгий контроль качества, обеспечивающий no surface defects – oil stains, царапины, или коррозия
Compliance with АСТМ, ОН, ОТ, В, ГБ standards
Бесплатные образцы доступен для проверки качества

Возможности обработки

Qida Metal offers comprehensive in-house processing services:

Cutting – Precision saw cutting to custom lengths
CNC Machining – Drilling, фрезерование, tapping, and complex profile machining
Punching & Бурение – Custom hole patterns and mounting points
Изгиб & Формирование – Custom angles and shapes
Сварка – TIG and MIG welding capabilities
Surface Finishing – Anodizing, powder coating, electrophoretic coating, brushing

Упаковка & Перевозки

Профессиональная упаковка для обеспечения целостности продукта во время транспортировки.:

Inner layer: PE film protection for each profile
Middle layer: Shrinkable waterproof plastic film bundling
Outer layer: Sturdy wooden cases or fumigated wooden pallets
Custom packaging доступен по запросу

Shipping Ports: Qingdao, Tianjin, Shanghai

Почему стоит выбрать Qida Metal?

Прямые цены с завода – Competitive wholesale prices with no middlemen
Extensive Alloy Selection – 6061, 6063, 6082, 5083, 6005, и более
Доступны нестандартные размеры – Обрезка по вашим точным спецификациям
Multiple Surface Finishes – Anodized, powder coated, отделка мельницы, и более
In-House Processing – Cutting, CNC, пробивание, изгиб, сварка
Быстрая доставка – Standard orders delivered promptly
Гибкий минимальный заказ – Low minimum order quantities accepted
Мировой экспортный опыт – Serving North America, Европа, Средний Восток, Southeast Asia, and beyond
Комплексное обслуживание – Full range of aluminum, нержавеющая сталь, and copper products
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