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Examining Grades of Hot-Rolled Carbon Steel, Part 1

Author: knightzhao

Dec. 09, 2024

Examining Grades of Hot-Rolled Carbon Steel, Part 1

If you&#;re looking for steel that&#;s strong in both tensile and shear strength, plus tough, hard and ductile, one of your best options &#; especially if price is a factor &#; is hot-rolled carbon steel. This is a metal allow made mostly of iron, plus a small amount of carbon that&#;s rolled down into it.

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At Wasatch Steel, we&#;re here to provide a wide range of steel products and services to meet your every need. There are a huge variety of hot-rolled carbon steel grades available &#; how do you know which is right for your next project and what the differences are? This two-part blog will dig into all the primary grades of hot-rolled carbon steel to consider.

A36

One of the most popular grades here is ASTM A36 steel, considered a low-carbon option that has a carbon content generally between 0.25% and 0.29% by weight. You might be wondering what the &#;36&#; in the designation stands for: It specifies the minimum yield tensile strength, which is 36,000 pounds per square inch (psi).

At this strength level, A36 steel is extremely machinable and weldable, with fantastic properties that make it so popular. It can be sold in round bar, square bar, rectangular bar, plate, round tube, and even shafting formats, among others.

A

A is known as a versatile steel option, largely because it may contain very small amounts of other trace elements. For this reason, it&#;s often used in automotive body manufacturing, drum creation and several other metal fabrication areas. It&#;s usually found in flat sheet form, but can also be ordered in expanded metal form in many cases.

A500

For a lower-carbon option on this list, A500 is a good place to look. Its maximum carbon content is 0.26% by weight, making it relatively similar to A36 in some ways &#; with a primary difference being that A500 is only used for tubing, while as we noted above, A36 can be found in a number of different shape formats. Applications are similar, however: Both these formats are used most often in structural applications.

C and C

These are extremely similar hot-rolled steel options with extremely low carbon content &#; C has a range of 0.08% to 0.13% carbon by weight, while C contains between 0.14% and 0.20%. Both these formats are extremely weldable and machinable, and can be found in round bar and mesh sheet formats. They&#;re often used in the furniture and automotive industry for this reason, along with several other structural applications that require easy forming.

For more on the various grades available when it comes to hot-rolled carbon steel, or to learn about any of our steel bar, tube, plate or other products, speak to the staff at Wasatch Steel today.

What are the grades of Hot rolled steel?

What are the grades of Hot rolled steel?

Hot-working is more widely utilized contrasted with cold working since it needs less power and vitality. It is used in compressive framing strategies like moving, rolling, extrusion, forging, etc. Hot rolled steel, however, doesn't have the best quality. It fades somewhat during the cooling cycle. This leaves the metal with inside anxieties. The outcomes are non-uniform estimations and a few bends. The material's dimensional resistances can fluctuate between 2-5%. Likewise, the surface has a flaky completion. This is a sort of oxide that structures at high temperatures, known as mill scale. With Hot rolled steel bars, the corners are adjusted. When the hot-rolled metal cools, it will reconfigure, making the completed item with a looser resistance when contrasted with the cold-rolled metal. This more flexible resistance makes it simpler to drive the metal into a wide range of shapes.

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  • A36
  • C
  • C
  • A
  • C
  • A500
  • C
  • C

GRADE ASTM A36 STEEL:

Low carbon, universally useful for basic applications. Least physical properties of 36,000 psi yield quality and 58,000 psi elasticity.

C AND C STEEL:

AISI C and AISI C are two hot-rolled sheets of Hot rolled steel that are fundamentally the same as. They are both low carbon. Indeed, the main observable distinction between their synthetic organizations is their carbon content. The distinction in carbon content between them can bring about slight varieties to pliability and elasticity, yet generally, they are very comparable. They are both weldable, machinable, and shaped moderately effectively when contrasted and high carbon prepares. Metal Supermarkets give C in the round cylinder and C in the round bar and worksheet. C and C are generally utilized in basic applications and are likewise utilized frequently in the car and furniture industries.

GRADE A STEEL

A HSLA Sheet Steel is commonly utilized in applications where weight decrease is a central point. It offers high quality at a small amount of the heaviness of traditional carbon sheet steel. General Characteristics of A HSLA are alloy steel, Improved mechanical properties over carbon steel, Improved protection from consumption over carbon steel, excellent weldability, and excellent formability.

GRADE C STEEL:

Carbon preparations are preparations that contain just carbon as their particular alloying component. Hints of 0.4% silicon and 1.2% manganese can be found in these preparations. Likewise, carbon preparations have little leftover ingredients, such as copper, nickel, molybdenum, aluminum, and chromium. These Hot rolled steel evaluations are manufactured from around ºF down to a temperature in the locale of ºF (ºC down to 900ºC.). The genuine manufacturing and completing temperatures will rely upon various variables, including a large decrease during the fashioning and the multifaceted nature of part being produced.

GRADE C STEEL:

Medium carbon steel is utilized when more noteworthy quality and hardness are wanted. Can be hammer manufactured and reacts to warm treatment: Suitable for fire and enlistment solidifying. They are used in gears, shafts, axles, jolts, studs, and machine parts.

GRADE C STEEL:

To begin with, heat treating can be more potent on C than C. Second, C is viewed as free machining Hot rolled steel. This implies that machining devices are more superficial, significant as carbon content increments because the relating increment in hardness can thwart machinability.

it is imperative to note that the augmentations of sulfur that make C effectively machinable also make it unweldable, by and large. AISI C is accessible in shafting and round bar structures from Metal Supermarkets. AISI C is as often as possible utilized in segments that require a great deal of machining and in specific sorts of latches.

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