Can A2 Tool Steel Be Heat Treated to Withstand 700 MPa Stress?

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In summary, heat treating is a controlled process of heating and cooling metal to improve its physical properties. For A2 tool steel, this is important because it increases its hardness, strength, and wear resistance, making it suitable for use in tools and machinery. The steps involved in heat treating A2 tool steel are heating, quenching, and tempering, with recommended temperatures ranging from 1650-1750°F for heating, 150-200°F for quenching, and 350-650°F for tempering. The choice of quenching medium can also affect the outcome of heat treating, with different mediums resulting in varying levels of hardness, toughness, and distortion. After being heat treated, A2 tool steel is commonly
  • #1
MITranger
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Hi everyone,

I have a part that's made of A2 Tool Steel (unknown HRC). It needs to be able to withstand a bending force, stress of approx. 700 MPa, without plastically deforming. Is there a method to heat treat it to be able to withstand that stress?

TIA...
 
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  • #2
Isn't the yield strength of A2 tool steel like 1300MPa? This isn't enough?. Tempering it say 100 degrees more barely increases the strength.
 

1. What is heat treating and why is it important for A2 tool steel?

Heat treating is a process of heating and cooling metal in a controlled manner to improve its physical properties. For A2 tool steel, heat treating is important because it helps to increase its hardness, strength, and wear resistance, making it more suitable for use in tools and machinery.

2. What are the steps involved in heat treating A2 tool steel?

The typical steps involved in heat treating A2 tool steel are heating, quenching, and tempering. First, the steel is heated to a specific temperature, then it is rapidly cooled (quenched) in a liquid such as oil or water. Finally, it is reheated to a lower temperature and held for a period of time (tempering) to achieve the desired hardness and toughness.

3. What are the recommended temperatures for heat treating A2 tool steel?

The recommended temperature for heating A2 tool steel is between 1650-1750°F (899-954°C), depending on the specific properties desired. For quenching, the recommended temperature is between 150-200°F (66-93°C) to achieve maximum hardness. For tempering, the recommended temperature range is between 350-650°F (177-343°C), depending on the desired hardness and toughness.

4. How does the quenching medium affect the outcome of heat treating A2 tool steel?

The quenching medium, whether it is oil, water, or air, can have a significant impact on the outcome of heat treating A2 tool steel. Different quenching mediums can result in different levels of hardness, toughness, and distortion in the steel. It is important to carefully select the appropriate quenching medium based on the desired properties for the specific application.

5. What are the common applications for A2 tool steel after it has been heat treated?

A2 tool steel is commonly used in applications where high wear resistance, hardness, and toughness are required. This includes manufacturing and shaping tools, dies, punches, and blades. It is also used in machinery and equipment that require high strength and durability, such as automotive parts, cutting tools, and molds.

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