How can you determine the precise weight of an unequal angle bar? This article introduces a free online calculator for quickly and accurately calculating the weight of unequal angle steel bars. By understanding the dimensions and specifications of these bars, you can efficiently plan your metalworking projects. Learn how to use this tool and ensure your calculations are spot on, saving time and avoiding costly mistakes.
Angle steel, a fundamental structural element in metalworking, is classified into two primary categories: equal angle steel and unequal angle steel.
Unequal angle steel, also known as unequal angle bar, is characterized by its L-shaped cross-section with two perpendicular legs of unequal lengths. This asymmetrical profile distinguishes it from equal angle steel and offers unique structural advantages in specific applications.
The specifications of unequal angle steel are defined by three key dimensions: the length of the longer leg, the length of the shorter leg, and the thickness of the material. Standard sizes typically range from 25mm × 16mm to 200mm × 125mm, with thicknesses varying to suit different load-bearing requirements. Custom dimensions can be manufactured to meet specific project needs.
Unequal angle steel is predominantly produced through the hot rolling process. This manufacturing method involves heating steel billets to high temperatures (typically around 1200°C) and passing them through a series of rollers to achieve the desired cross-sectional shape and dimensions. Hot rolling ensures uniform material properties and excellent formability.
The asymmetrical design of unequal angle steel makes it particularly valuable in a wide range of industrial applications, including:
Hot-rolled unequal angle steel, as specified in the national standard GB/T 706-2008 for hot-rolled section steel, is typically manufactured in lengths ranging from 4 meters to 19 meters. This standard defines the dimensional tolerances, shape specifications, weight parameters, and allowable deviations for various hot-rolled steel sections, including unequal angle bars.
In commercial transactions, unequal angle steel can be supplied based on either actual weight or theoretical weight calculations. The industry-accepted tolerance between the theoretical and actual weight of unequal angle steel is typically within a range of -5% to +3%. This tolerance accounts for minor variations in manufacturing processes, material density, and dimensional accuracy.
To accurately determine the weight of unequal angle steel for your specific requirements, you can utilize the comprehensive calculator provided below. This tool incorporates the latest material density data and dimensional standards to ensure precise weight estimations for various sizes and lengths of unequal angle bars.
When using this calculator, it’s important to consider factors such as:
Related Tool: Steel Weight Calculator
| Spec.(Length*Thickness) mm | Weight (kg/m) |
| 25*16*3 | 0.91 |
| 25*16*4 | 1.18 |
| 32*20*3 | 1.17 |
| 32*20*4 | 1.52 |
| 40*25*3 | 1.48 |
| 40*25*4 | 1.94 |
| 45*28*4 | 1.69 |
| 45*28*5 | 2.2 |
| 50*32*3 | 1.91 |
| 50*32*4 | 2.49 |
| 56*36*3 | 2.15 |
| 56*36*4 | 2.82 |
| 56*36*5 | 3.47 |
| 63*40*4 | 3.19 |
| 63*40*5 | 3.92 |
| 63*40*6 | 4.64 |
| 63*40*7 | 10 |
| 70*45*4 | 3.57 |
| 70*45*5 | 4.4 |
| 70*45*6 | 5.22 |
| 70*45*7 | 6.01 |
| 75*50*5 | 4.81 |
| 75*50*6 | 5.7 |
| 75*50*8 | 7.43 |
| 75*50*10 | 9.1 |
| 80*50*5 | 5 |
| 80*50*6 | 5.93 |
| 80*50*7 | 6.85 |
| 80*50*8 | 7.75 |
| 90*56*5 | 5.66 |
| 90*56*6 | 6.72 |
| 90*56*7 | 7.76 |
| 90*56*8 | 8.78 |
| 100*63*6 | 7.55 |
| 100*63*7 | 8.72 |
| 100*63*8 | 9.88 |
| 100*63*10 | 12.1 |
| 100*80*6 | 8.35 |
| 100*80*7 | 9.66 |
| 100*80*8 | 10.9 |
| 100*80*10 | 13.5 |
| 110*70*6 | 8.35 |
| 110*70*7 | 9.66 |
| 110*70*8 | 10.9 |
| 110*70*10 | 13.5 |
| 125*80*7 | 11.1 |
| 125*80*8 | 12.6 |
| 125*80*10 | 15.5 |
| 125*80*12 | 18.3 |
| 140*90*8 | 14.2 |
| 140*90*10 | 17.5 |
| 140*90*12 | 20.7 |
| 140*90*14 | 23.9 |
| 160*100*10 | 19.9 |
| 160*100*12 | 23.6 |
| 160*100*14 | 27.2 |
| 160*100*16 | 30.8 |
| 180*110*10 | 22.3 |
| 180*110*12 | 26.5 |
| 180*110*14 | 30.6 |
| 180*110*16 | 34.6 |
| 200*125*12 | 29.8 |
| 200*125*14 | 34.4 |
| 200*125*16 | 39 |
| 200*125*18 | 43.6 |
As the founder of MachineMFG, I have dedicated over a decade of my career to the metalworking industry. My extensive experience has allowed me to become an expert in the fields of sheet metal fabrication, machining, mechanical engineering, and machine tools for metals. I am constantly thinking, reading, and writing about these subjects, constantly striving to stay at the forefront of my field. Let my knowledge and expertise be an asset to your business.
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