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A572 Gr50 W8×15 Wide Flange H Beam is a high-strength low-alloy structural steel beam widely used in modern construction and infrastructure projects.
As a professional steel manufacturer and exporter, Gnee supplies ASTM A572 Grade 50 hot rolled wide flange beams with excellent strength, weldability, and structural reliability, making them an ideal material for building frames, bridges, industrial structures, and energy projects.

A572 Gr50 W8×15 Wide Flange H Beam
Compared with conventional carbon steel such as A36, ASTM A572 Grade 50 structural steel provides significantly higher yield strength while maintaining good ductility and weldability.
This allows engineers and contractors to reduce structural weight while maintaining high load-bearing capacity, improving both project efficiency and cost effectiveness.
Because of these advantages, A572 Gr50 W-shape beams such as W8×15 are commonly used in commercial buildings, steel structures, bridges, and equipment support frames.
A572 Gr50 W8×15 Wide Flange Beam Specifications
| Item | Specification |
|---|---|
| Product Name | A572 Gr50 W8×15 Wide Flange H Beam |
| Standard | ASTM A572 Grade 50 |
| Section Type | Wide Flange Beam / H Beam |
| Manufacturing Process | Hot Rolled |
| Height | ~8 in (203 mm approx.) |
| Weight | 15 lb/ft (22.3 kg/m approx.) |
| Shape | H Shape / W Shape |
| Thickness | Approx. 5 mm |
| Width | Approx. 80 mm |
| Length | Custom Length Available |
| Surface Treatment | Black, Painted, Galvanized |
| Packaging | Standard Export Package |
Chemical Composition of ASTM A572 Grade 50 Steel
ASTM A572 Grade 50 structural steel contains controlled alloy elements that improve strength and performance.
| Element | Content (%) |
|---|---|
| Carbon (C) | ≤ 0.23 |
| Manganese (Mn) | 0.50 – 1.60 |
| Silicon (Si) | ≤ 0.40 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.045 |
The relatively higher manganese content enhances strength, toughness, and structural durability, making it suitable for demanding structural applications.

Mechanical Properties of A572 Gr50 W8×15 Beam
| Property | Value |
|---|---|
| Yield Strength | ≥ 50 ksi (345 MPa) |
| Tensile Strength | ≥ 65 ksi (450 MPa) |
| Elongation | ≥ 18% |
| Weldability | Excellent |
With its high strength and excellent ductility, A572 Grade 50 steel beams are widely used in load-bearing structural systems where safety and reliability are critical.
Applications of A572 Gr50 W8×15 Steel Beams
Thanks to their structural efficiency and high strength, ASTM A572 Gr50 W8×15 beams are widely used in a variety of engineering projects:
-
Building Structural Frames

Used in residential, commercial, and industrial buildings as primary load-bearing beams and columns.
-
Bridge Construction
A572 Grade 50 steel beams provide reliable strength and durability for bridge structures and infrastructure projects.
-
Industrial Structures
Factories, warehouses, and heavy equipment platforms often use wide flange beams for structural support.
-
Energy and Infrastructure
Steel beams are commonly used in solar mounting structures, wind power structures, and transportation infrastructure.
Product Supply Information of A572 Gr50 H Beam
| Item | Details |
|---|---|
| Place of Origin | Shandong, China |
| Certification | CE |
| Minimum Order Quantity | 1 Ton |
| Price Range | $399 – $699 per Ton |
| Delivery Time | 7 – 15 Days |
| Payment Terms | T/T, L/C |
| Supply Capacity | 30,000 Tons per Month |
Why Choose Gnee as Your Steel Supplier
As an experienced structural steel manufacturer and exporter, Gnee provides high-quality ASTM A572 Grade 50 wide flange beams with strict quality control and stable supply capacity.
Our advantages include:
- Large structural steel inventory
- Full range of H beams and W beams
- Competitive factory pricing
- Professional export packaging
- Fast global delivery
We can also supply custom lengths, surface treatments, and various structural steel grades according to project requirements.
If you are looking for a reliable ASTM A572 Gr50 W8×15 wide flange beam supplier, Gnee can provide high-quality structural steel with competitive prices and fast delivery.
Contact us today to get the latest price and technical support for your project.

What is the difference between astm A992 and A572-50?
Key Difference: A572 Gr 50 is a broader specification for various forms and general structural use, while A992 is tailored for wide-flange shapes in building construction with enhanced properties.
What is A572 grade 50?
A572 Grade 50 steel plate is a HSLA steel that is considered a workhorse grade of steel. Because of its strength, less material is needed to meet application requirements than with other grades of steel.
Is A572 grade 50 the same as A36?
Similar to A36, it utilizes carbon and manganese for strength, but it also includes additional alloys such as columbium or vanadium. These extra alloys boost its overall strength, making A572-50 typically priced at around 2.5% - 5% higher than A36.
What is equivalent to astm A572 GR 50?
Which steel grades equivalent to astm a572 grade 50 ? Xinsteel Industrial suggest you using steel grades EN 10025-2 S355JR,DIN 17100 St50-2,GB/T 1591 Q345B or Q355B. These steel materials are all low alloy high strength for structural buildings.
Can A572 be galvanized?
Both S and W A572-50 beams can be black, galvanized, or primed. A572-50 Channels are also widely seen in general building construction for the same reason-they provide greater strengths at less weight than other structural steel channel product grades.
What is A572 steel used for?
Both S and W A572-50 beams can be black, galvanized, or primed. A572-50 Channels are also widely seen in general building construction for the same reason-they provide greater strengths at less weight than other structural steel channel product grades.



















