Angle Steel

Steel angle, or angle iron, is an L-shaped structural steel (commonly A36 carbon steel) with two 90-degree legs, available in equal or unequal sizes. Primarily used for structural support, bracing, frames, and fabrication, it is produced through hot-rolling and is easily welded, cut, and machined. Common sizes range from 20mm X 20mm to 200mm X 200mm.

 

Key Features and Types

  • Equal Leg Angles: Both legs have the same width.
  • Unequal Leg Angles: Legs have different widths, used when stresses differ along the axes.
  • Manufacturing: Usually hot-rolled, but also available as cold-formed or galvanized for added corrosion resistance.
  • Structural Application: Used in building bridges, towers, and general fabrication.

 

Product Name

Angle Steel

Thickness

3mm-24mm

Length

6-12m or according to customer's special request

Dimensions(mm)

25-140

Tolerance

Thickness+/-0.02mmDimensions+/-2mm

Material Grade

SeriesS235JR/S235/S355JR/S355/SS440/SM400A/SM400B SS400-SS540 Series

ST Series

A36-A992 Series

Gr50 Series

 

FirstLast
Products Size Material Length(M) Theoretical Weight kg/m(KG)
Low temperature resistant angle steel 50*50*5 S235J0 6M/9M 3.77
Low temperature resistant angle steel 70*70*7 S235J0 9M 7.4
Low temperature resistant angle steel 70*70*7 S355J2 9M 7.4
Low temperature resistant angle steel 50*50*5 S355J2 9M 3.77
Low temperature resistant angle steel 80*80*8 S235J0 9M 9.66
Low temperature resistant angle steel 80*80*8 S355J2 9M 9.66
Low temperature resistant angle steel 100*100*10 S235J0/S355J0 9M 15.1
Low temperature resistant angle steel 100*100*10 S355J2 12M 15.1
Low temperature resistant angle steel 100*100*12 S355J2 12M 17.9
EN 10025 European standard angle steel 100*100*10 S355ML 12M 15.1
Low temperature resistant angle steel 125*125*12 S355J2/Q355D 12M 22.7
Low temperature resistant angle steel 63*63*6 Q355D 11.7M 5.72
Low temperature resistant angle steel 80*80*8 Q355D 9M 9.66
Low temperature resistant angle steel 100*100*10 Q355D 12M 15.1
Low temperature resistant angle steel 100*100*12 Q355D 12M 17.9
Low temperature resistant angle steel 125*125*12 Q355D 12M 22.7
ASTM angle steel 64*64*6.4(L2-1/2*1/4) A36 6M 6.11
ASTM angle steel 76*76*6.4(L3*3*1/4) A36 6M 7.3
JIS angle steel 100*75*10 Q355B 12M 13
JIS angle steel 125*75*10 Q355B 12M 14.9
JIS angle steel 65*65*6 Q235B 6M/9M 5.91
JIS angle steel 65*65*8 Q235B 6M 7.66
JIS angle steel 150*90*9 Q235B 12M 16.5
JIS angle steel 150*90*10 Q235B 9M/12M 18.2
JIS angle steel 150*90*12 Q235B 9M/12M 21.6
JIS angle steel 150*90*10 S355JR 12M 18.2
JIS angle steel 150*90*12 S355JR 12M 21.6
JIS angle steel 100*75*7 Q235B 12M 9.32
JIS angle steel 100*75*10 Q235B 12M 13
JIS angle steel 125*75*7 Q235B 9M 10.7
JIS angle steel 125*75*10 Q235B 9M 14.9
JIS angle steel 150*150*10 Q235B 12M 23.1
JIS angle steel 150*150*12 Q235B 12M 27.4
JIS angle steel 150*150*10 Q355B 12M 23.1
JIS angle steel 150*150*12 Q355B 12M 27.4
JIS angle steel 150*150*15 Q235B 12M 33.8
JIS angle steel 150*100*10 Q235B/Q355B 12M 19
JIS angle steel 150*100*12 Q355B 12M 22.4
JIS angle steel 150*100*16 A572GR50 11.8M 30
JIS angle steel 200*100*10 Q355B 12M 23
JIS angle steel 200*100*12 Q355B 12M 27.3
JIS angle steel 150*75*10 Q355B 12M 17
JIS angle steel 150*75*12 Q355B 12M 20.2
European Standard Steel Angles 150*150*10 S235JR/S275JR 12M 23.1
European Standard Steel Angles 150*150*12 S235JR/S275JR 12M 27.4
European Standard Steel Angles 150*150*15 S235JR/S275JR 12M 33.8
European Standard Steel Angles 150*150*10 S355JR 12M 23.1
European Standard Steel Angles 150*150*12 S355JR 12M 27.4
European Standard Steel Angles 150*150*15 S355JR 12M 33.8
European Standard Steel Angles 150*150*16 S355K2 12M 35.9
European Standard Steel Angles 120*120*12 S355J2 12M 21.6
European Standard Steel Angles 120*120*10 S355J0 12M 18.2
European Standard Steel Angles 120*120*12 S355J0 12M 21.6
JIS angle steel 130*130*10 S355JR 12M 19.8
JIS angle steel 130*130*12 S355JR 12M 23.6
JIS angle steel 130*130*15 S355JR 12M 29

Application of Angle Steel

 
 
01
 

Building Frames and Foundations

Angle Steel plays a major role in constructing building frames and foundations. Due to its remarkable strength-to-weight ratio, it provides the necessary support without adding excessive weight. When incorporated into foundations, Angle Steel ensures stability by distributing loads evenly and resisting the forces that could cause structural shifts or settlements. The material’s precision and uniformity make it ideal for creating consistent, reliable frames that form the backbone of large and small buildings.

 
02
 

Bridges and Flyovers

Bridges and flyovers, by their very nature, require materials that can withstand variable and dynamic loads. With its robust nature, Angle Steel becomes an indispensable material in construction. Its resistance to bending and torsional forces makes it apt for these structures that span vast distances and bear the weight of vehicles, environmental factors, and sometimes even trains. The modularity also allows for efficient assembly and maintenance of these critical infrastructures, ensuring safety and longevity.

 
03
 

Roof Trusses and Support Beams

Materials that offer both support and flexibility are necessary in roofs. Angle Steel meets this need perfectly. Used in roof trusses, it provides the required rigidity while allowing design variations to accommodate different architectural styles and functional needs. It can span long distances without sagging, making it a preferred choice for support beams. As these beams often bear the weight of the roof and sometimes additional floors, Angle Steel’s consistent strength and reliability become even more valuable.

angle steel bar

 

 
Type of Angle Steel
 
01/

Equal Angle
Equal angles, commonly referred to as L-shaped angles, are structural components characterized by having equal-length legs meeting at a 90-degree angle. Their symmetrical shape ensures uniformity and balance, making them highly versatile for a wide range of applications.

02/

Unequal Angle
Unequal angles are distinguished by having one leg longer than the other, which offers a versatile solution for applications—where unequal distribution of forces is necessary or aesthetic considerations dictate asymmetrical profiles. Their design flexibility makes them indispensable in various industries, including construction and manufacturing.

03/

Rolled Steel Angle
Rolled steel angles are produced through a meticulous manufacturing process, wherein heated steel billets are fed through a succession of rollers to attain the desired angle profile. This method guarantees precise dimensions and uniform mechanical properties, rendering rolled steel angles exceptionally suitable for various structural and fabrication applications.

04/

Cold-Formed Steel Angle
Cold-formed steel angles are crafted through a precise manufacturing process. This involves bending or folding sheet metal or strip steel at room temperature eschewing the need for heat. This offers several advantages, foremost among them being the ability to create angles with intricate geometries and tight tolerances. These steel angles are highly customizable to meet specific project requirements.

productcate-1-1

productcate-1-1productcate-1-1

 

productcate-1-1productcate-1-1

 

500productcate-1-1

 

 

 

As one of the leading angle steel manufacturers and suppliers in China, we warmly welcome you to buy angle steel in stock here and get free sample from our factory. All customized products are with high quality and low price.

Structure Angle Steel, 321 Stainless Steel L Channel, 304 Stainless Steel Angle