Download the Latest Angle Steel Specifications and Dimensions.
ASTM A36 Angle Steel | American Structural Profiles for Building Frames, Support Structures, Bridges & Equipment Fabrication
| Product Name | ASTM A36 Angle Steel |
| Standards | ASTM A36 / AISC |
| Material Type | Low Carbon Structural Steel |
| Shape | L-Shaped Angle Steel |
| Leg Length (L) | 25 – 150 mm (1″ – 6″) |
| Thickness (t) | 3 – 16 mm (0.12″ – 0.63″) |
| Length | 6 m / 12 m (customizable) |
| Yield Strength | ≥ 250 MPa |
| Tensile Strength | 400 – 550 MPa |
| Application | Building structures, bridge engineering, machinery and equipment, transportation industry, municipal infrastructure |
| Delivery Time | 7-15 days |
| Payment | T/T30% Advance+70% Balance |
Technical Data
ASTM A36 Angle Steel Chemical Composition
| Steel grade | Carbon, max,% |
Manganese, % |
Phosphorus, max,% |
Sulfur, max,% |
Silicon, % |
|
| A36 | 0.26 | -- | 0.04 | 0.05 | ≤0.40 | |
| NOTE:Copper content is available when your order is specified. | ||||||
ASTM A36 Angle Steel Mechanical Property
| Steel Grade | Tensile strength, ksi[MPa] |
Yield pointmin, ksi[MPa] |
Elongation in 8 in.[200 mm],min,% |
Elongation in 2 in.[50 mm],min,% |
|
| A36 | 58-80 [400-550] | 36[250] | 20.00 | 21 | |
ASTM A36 Angle Steel Size
| Side Length (mm) | Thickness (mm) | Length (m) | Notes |
| 25 × 25 | 3–5 | 6–12 | Small, lightweight angle steel |
| 30 × 30 | 3–6 | 6–12 | For light structural use |
| 40 × 40 | 4–6 | 6–12 | General structural applications |
| 50 × 50 | 4–8 | 6–12 | Medium structural use |
| 63 × 63 | 5–10 | 6–12 | For bridges and building supports |
| 75 × 75 | 5–12 | 6–12 | Heavy structural applications |
| 100 × 100 | 6–16 | 6–12 | Heavy load-bearing structures |
ASTM A36 Angle Steel Dimensions and Tolerances Comparison Table
| Model (Angle Size) | Leg A (mm) | Leg B (mm) | Thickness t (mm) | Length L (m) | Leg Length Tolerance (mm) | Thickness Tolerance (mm) | Angle Squareness Tolerance |
| 25×25×3–5 | 25 | 25 | 3–5 | 6/12 | ±2 | ±0.5 | ≤ 3% of leg length |
| 30×30×3–6 | 30 | 30 | 3–6 | 6/12 | ±2 | ±0.5 | ≤ 3% |
| 40×40×4–6 | 40 | 40 | 4–6 | 6/12 | ±2 | ±0.5 | ≤ 3% |
| 50×50×4–8 | 50 | 50 | 4–8 | 6/12 | ±2 | ±0.5 | ≤ 3% |
| 63×63×5–10 | 63 | 63 | 5–10 | 6/12 | ±3 | ±0.5 | ≤ 3% |
| 75×75×5–12 | 75 | 75 | 5–12 | 6/12 | ±3 | ±0.5 | ≤ 3% |
| 100×100×6–16 | 100 | 100 | 6–16 | 6/12 | ±3 | ±0.5 | ≤ 3% |
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STM A36 Angle Steel Customized Content
| Customization Category | Options Available | Description / Range | Minimum Order Quantity (MOQ) |
| Dimension Customization | Leg Size (A/B), Thickness (t), Length (L) | Leg Size: 25–150 mm; Thickness: 3–16 mm; Length: 6–12 m (custom lengths available upon request) | 20 tons |
| Processing Customization | Cutting, Drilling, Slotting, Welding Prep | Custom holes, slotted holes, bevel cutting, mitre cutting, and fabrication for structural or industrial applications | 20 tons |
| Surface Treatment Customization | Black Surface, Painted / Epoxy Coating, Hot-Dip Galvanizing | Anti-corrosion finishes per project requirement, meeting ASTM A36 & A123 standards | 20 tons |
| Marking & Packaging Customization | Custom Marking, Export Packaging | Markings include grade, dimension, heat number; export-ready bundling with steel straps, padding, and moisture protection | 20 tons |
Structural Construction
Used for building frames, supports, and bracing in general structural projects.
Steel Fabrication
Ideal for manufacturing machinery frames, equipment supports, and welded steel assemblies.
Industrial Projects
Applied in platforms, walkways, pipe supports, conveyor systems, and storage structures.
Infrastructure Use
Utilized in bridge components, guardrails, and various public utility structures.
General Engineering
Suitable for brackets, frames, fixtures, and custom metal parts in repair and maintenance work.
1) Branch Office - Spanish-speaking support, customs clearance assistance, etc.
2) Over 5,000 tons of stock in stock, with a wide variety of sizes
3) Inspected by authoritative organizations such as CCIC, SGS, BV, and TUV, with standard seaworthy packaging
Basic Protection: Each bale is wrapped with tarpaulin, 2-3 desiccant packs are put in each bale, then bale is covered with heat sealed waterproof cloth.
Bundling: The strapping is 12-16mm Φ steel strap, 2-3 tons / bundle for lifting equipment in American port.
Conformance Labeling: Bilingual labels (English + Spanish) are applied with a clear indication of material, spec, HS code, batch and test report number.
For large size h-section steel cross-section height ≥ 800mm), the steel surface is coated with industrial anti-rust oil and dried, then packed with tarpaulin.
Stable cooperation with shipping companies such as MSK, MSC, COSCO efficiently logistics service chain, logistics service chain are we to your satisfaction.
We follow the standards of quality management system ISO9001 in all procedure, and have strict control from packaging material purchase to transport vehicle scheduling. This guarantees the H-beams from the factory all the way to the project site, helping you build on a solid foundation for a trouble free project!
1. What sizes are available for A36 angles?
A36 Angle Bars for Sale are usually sized from 20×20mm to 200×200mm in a range of thickness from 3mm to 20mm. Special sizes can also be custom made to suit the demands of your project.
2. Can I weld ASTM A36 Angle Bars?
Absolutely. There are many different types of welding fluid and equipment can be used with the A36 angle bars such as TIG, MIG or arc welding.
3. Can I use ASTM A36 in outdoor applications?
Yes, A36 bar can be used outside, however surface treatment such as painting, galvanizing or rust protection are needed for longer term use.
4. Do you have galvanized A36 angle bars?
Yes. A36 Angle can be hot dip galvanized or zinc coated to provide the best corrosion resistance for outdoor or industrial usage.
5. Is it possible to cut or customize A36 Angle Bars?
Definitely. We offer custom fabrication services including cutting to length, drilling, punching and other processing services based on your drawings or project particulars.
6. What is the standard length of ASTM A36 angle bar?
The standard lengths are 6m and 12m, but custom lengths (e.g. 8m or 10m) can be manufactured on request to suit your project requirements.
7. Can I get the mill test certificates (MTC)?
Yes, we can deliver MTC in accordance to EN 10204 3.1 or your specific requirement to guarantee full traceability and quality assurance.
Contact Details
Address
Kangsheng development industry zone,
Wuqing district, Tianjin city, China.
Phone
Hours
Monday-Sunday: 24-hour Service
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