ASTM A36 Carbon Steel vs ASTM A588 Steel

When building components or parts for machines or other applications, it is important to use accurate and reliable materials when building the part. Two common materials with similar properties are ASTM A36 carbon steel and ASTM A588 steel. Both types of steel have some unique properties when used in the construction process, but which one should you use? This guide will explain the difference between ASTM A36 carbon steel and ASTM A588 steel to help you make the right decision.

ASTM A36 Carbon Steel is a structural-quality low-carbon mild steel. This low-carbon steel is strong and durable, and is common in parts used on bridges, machines and construction projects. It has good weldability and machinability, and provides some corrosion resistance. However, its resistance to corrosion is not as good as ASTM A588 Steel. ASTM A36 Carbon Steel is usually a little cheaper than ASTM A588 Steel because of its availability in hot-rolled forms.

On the other hand, ASTM A588 Steel is a High-Strength Low-Alloy Steel. It is an alloy steel that is composed primarily from iron, carbon, and other elements. It has a higher strength and tensile strength than that of ASTM A36 Carbon Steel, and can also have improved corrosion resistance properties. It is also a popular option for use in many projects like bridges, and machine parts because of its durability and its rust-resistant properties.

When comparing ASTM A36 Carbon Steel and ASTM A588 Steel, you will notice some differences in the properties of both materials. ASTM A36 Carbon Steel is less corrosion-resistant than A588 steel, and has a lower tensile strength property, which can make it a less desirable material for many projects and applications. On the other hand, ASTM A588 Steel is more corrosion-resistant than A36 steel and has a slightly higher tensile strength. As a result, it is often used in many projects with little need for additional strengthening. Both materials are widely available in hot-rolled forms making them relatively cheap in comparison.

In summary, both ASTM A36 carbon steel and ASTM A588 steel are effective and reliable materials when used in construction components. ASTM A36 carbon steel is the more economical of the two materials and is often used for projects and parts that require strength and durability without adding weight or cost. ASTM A588 steel is the more popular material and is often used in applications requiring additional corrosion resistance. Both materials are widely available in hot-rolled form, making them relatively cheap and readily available.