Aluminium alloy round bars are widely used in various industries due to their excellent strength-to-weight ratio, corrosion resistance, and versatility. Om Steel is a reputable manufacturer and supplier of aluminium alloy round bars that come in various grades, sizes, and shapes to cater to different applications.
Our aluminium alloy round bars are available in different grades, including 2011, 2014, 2024, 6061, and 7075, each with unique properties that make them suitable for specific applications. For instance, 2011 aluminium alloy round bars are ideal for screw machine products, while 7075 aluminium alloy round bars are commonly used in aerospace and defense applications.
In addition to various grades, our aluminium alloy round bars are available in different shapes such as round, square, and hexagon, and can be customized to meet specific requirements. They are known for their exceptional features such as excellent machinability, weldability, and high strength.
At Om Steel, we prioritize quality, and all our aluminium alloy round bars undergo stringent quality checks to ensure they meet industry standards. Our expert team is dedicated to providing exceptional customer service and delivering products that meet or exceed customer expectations.
Advantages of Using Aluminium Alloy Round Bars
Aluminium alloy round bars are widely used in various industries due to their unique properties. These round bars are made from aluminium alloys, which are a combination of aluminium and other metals such as copper, magnesium, zinc, and silicon. The addition of these metals enhances the strength and durability of the aluminium alloy round bars. In this section, we will discuss the advantages of using aluminium alloy round bars.
High Strength
One of the most significant advantages of using aluminium alloy round bars is their high strength. The addition of other metals to pure aluminium enhances its strength and makes it suitable for use in applications that require high strength. Aluminium alloy round bars have a higher tensile strength than pure aluminium, making them ideal for use in heavy-duty applications.
High Resistance
Another advantage of using aluminium alloy round bars is their high resistance to corrosion. Pure aluminium has excellent corrosion resistance due to its ability to form a protective oxide layer on its surface when exposed to air. However, the addition of other metals further enhances this property. Aluminium alloy round bars have a higher resistance to corrosion than pure aluminum due to the presence of other metals such as copper or magnesium that act as corrosion inhibitors. This property makes them ideal for use in marine environments or applications where exposure to harsh chemicals is common.
Lightweight
Aluminium alloy round bars have a low density compared to steel or other metal alloys with similar mechanical properties. This property makes them lightweight and easy to handle during manufacturing processes or installation.
High Thermal Conductivity
Aluminium alloy round bars have a high thermal conductivity compared to other metal alloys. This property makes them ideal for use in applications that require efficient heat transfer such as heat exchangers or radiators.
Recyclability
Aluminium is one of the most recyclable materials globally. The recycling process requires only five percent of the energy needed to produce new aluminium from bauxite ore. This property makes aluminium alloy round bars an environmentally friendly option for various industries.
Aluminium Alloy Round Bar
Specifications
| Specifications | ASTM B221 / ASTM SB221 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Size | 5 mm To 500 mm |
| Diameter | 0.1 mm to 100 mm |
| Length | 100 mm To 3000 mm Long & Above |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Tolerance | H8, H9, H10, H11, H12, H13, K9, K10, K11, K12 or as per clients’ requirements |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
Aluminum Alloy Round Bar
Weight Per Foot
| Size | Kgs / Foot | Kgs / Mtr | Size | Kgs / Foot | Kgs / Mtr | Size | Kgs / Foot | Kgs / Mtr |
|---|---|---|---|---|---|---|---|---|
| 3mm | 0.017 | 0.055 | 20mm | 0.753 | 2.47 | 3″ | 10.9 | 35.762 |
| 1/8″ | 0.019 | 0.062 | 22mm | 0.908 | 2.979 | 3-1/4″ | 12.8 | 41.996 |
| 5/32″ | 0.029 | 0.095 | 7/8″ | 0.926 | 3.038 | 3-1/2″ | 14.85 | 48.772 |
| 4mm | 0.03 | 0.098 | 24mm | 1.08 | 3.543 | 3-3/4″ | 17.001 | 55.78 |
| 3/16″ | 0.043 | 0.141 | 25mm | 1.18 | 3.871 | 4″ | 19.306 | 63.34 |
| 5mm | 0.047 | 0.154 | 1″ | 1.21 | 3.97 | 4-1/4″ | 21.908 | 72.249 |
| 7/32″ | 0.058 | 0.19 | 26mm | 1.271 | 4.17 | 4-1/2″ | 24.4487 | 80.34 |
| 6mm | 0.068 | 0.223 | 27mm | 1.368 | 4.49 | 4-3/4″ | 27.366 | 90.249 |
| 1/4″ | 0.076 | 0.249 | 1-1/8″ | 1.534 | 5.033 | 5″ | 30.461 | 99.94 |
| 7 | 0.091 | 0.298 | 30mm | 1.691 | 5.548 | 5-1/2″ | 36.69 | 121 |
| 5/16″ | 0.118 | 0.387 | 1-1/4″ | 1.924 | 6.349 | 6″ | 43.86 | 143.9 |
| 8 | 0.12 | 0.398 | 32 | 1.894 | 6.314 | 6-1/2″ | 51.093 | 167.63 |
| 9mm | 0.152 | 0.498 | 1-3/8″ | 2.303 | 7.55 | 7″ | 59.432 | 196 |
| 3/8″ | 0.17 | 0.557 | 35 | 2.39 | 7.553 | 7-1/2″ | 68.226 | 225 |
| 10mm | 0.189 | 0.62 | 36mm | 2.438 | 7.999 | 8″ | 77.586 | 254.55 |
| 11mm | 0.228 | 0.748 | 38 | 2.792 | 8.903 | 10″ | 121.048 | 397.14 |
| 7/16″ | 0.232 | 0.761 | 1-1/2″ | 2.715 | 8.951 | – | – | – |
| 12mm | 0.271 | 0.889 | 40mm | 3.009 | 9.872 | – | – | – |
| 1/2″ | 0.303 | 0.994 | 1-5/8″ | 3.2 | 10.449 | – | – | – |
| 13mm | 0.318 | 1.043 | 1-3/4″ | 3.712 | 12.179 | – | – | – |
| 14mm | 0.368 | 1.207 | 45mm | 3.807 | 12.555 | – | – | – |
| 9/16″ | 0.383 | 1.256 | 1-7/8″ | 4.26 | 13.977 | – | – | – |
| 15mm | 0.424 | 1.391 | 48mm | 4.33 | 14.205 | – | – | – |
| 5/8″ | 0.473 | 1.551 | 50mm | 4.698 | 15.414 | – | – | – |
| 16mm | 0.481 | 1.578 | 2″ | 4.848 | 15.906 | – | – | – |
| 17mm | 0.543 | 1.791 | 2-1/8″ | 5.475 | 17.963 | – | – | – |
| 11/16″ | 0.573 | 1.88 | 2-1/4″ | 6.135 | 20.128 | – | – | – |
| 18mm | 0.61 | 2.001 | 60mm | 6.768 | 22.205 | – | – | – |
| 3/4″ | 0.682 | 2.237 | 2-3/8″ | 6.838 | 22.435 | – | – | – |
| – | – | – | 2-1/2″ | 7.576 | 24.856 | – | – | – |
| – | – | – | 2-5/8″ | 8.354 | 27.409 | – | – | – |
| – | – | – | 2-3/4″ | 9.169 | 30.083 | – | – | – |
Aluminium Alloy Round Bar
Chemical Composition
| Grade | Si | Fe | Cu | Zn | Mn | Mg | Ti | Cr | Al | Others (Total) |
|---|---|---|---|---|---|---|---|---|---|---|
| Aluminium | 0.40 – 0.80 | 0.70 max | 0.15 – 0.40 | 0.25 max | 0.15 | 0.8 – 1.2 | 0.15 max | 0.04 – 0.35 | Balance | 0.15 max |
Mechanical Properties for
Aluminium Alloy Round Bar
| Temper | Tensile | Elongation | Hardness | ||
|---|---|---|---|---|---|
| – | Ultimate | Yield | – | % | Brinell |
| – | KSI / MPA | KSI / MPA | – | – | – |
| T6, T651 | 45 / 310 | 21 / 145 | – | 25 | 65 |
Physical Property for
Aluminium Alloy Round Bar
| Physical Property | Value |
|---|---|
| Density | 2.70 g/cm³ |
| Melting Point | 582 °C |
| Thermal Expansion | 23.4 × 10−6 /K |
| Modulus of Elasticity | 69 GPa |
| Thermal Conductivity | 170 W/m·K |
| Electrical Resistivity | 43% IACS |
Application Industry
Serving Diverse Sectors with Precision & Performance
Om Steel supplies premium steel and alloy products to a wide range of industries, ensuring strength, durability, and performance in every application. From construction, oil & gas, and automotive to power plants, shipbuilding, and chemical processing — our materials meet the demands of critical operations. Trusted by industry leaders, we deliver solutions that stand up to the toughest challenges.
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