Both hot and cold work tool steels have different characteristics, making them suitable for different purposes. Being the best Steel Dealers in Punjab, we deal in steel which our customers use for various objectives. These two types of steel have distinguished features, due to which they command high demand.

We have a list of features and qualities that makes these two steels the best in their purposes, given below:

Hot Work Tool Steel

This type of steel is used to make iron and non-ferrous metals, along with metal tools that maintain their strength even after being exposed to hotter temperatures. 

People use Hot Work Tool Steel India for its high strength, hardness, and thermal stability. Tools like hammers, forging dies, hot extrusion dies, and die-cast dies are made of this steel.

Types of Hot Work Tool Steels

There are three types of hot work tool steel, classified on the basis of their chemical composition given below: 

1. Chromium Hot Work Tool Steel: Their steel gradings are from H10 to 19. Their carbon composite is about 0.34 to 0.40. Their normal working temperature is below 540 degrees centigrade. Their average working harness is 400 to 600 HV.
2. Tungsten Hot Work Tool Steel: Their steel grade is from H21 to H26. Their normal working hardness is 450 HV to 600 HV.
3. Molybdenum Hot Work Tool Steel: Their steel grade numbers are H41, H42, and H43. This type of steel is low in carbon. 

Cold Work Tool Steel

This steel is used to shape or deform metal in cold temperatures. It has high wear resistance, toughness, and cold bite resistance and can soften when heated. People use this type of steel for short-term functions. The presence of tungsten, manganese, chromium, and molybdenum makes this type of steel useful for its purpose. People use this steel for gauges, blanking and forming dies, fixtures, etc.

Operating Temperatures of both the steels

Cold work tool steel can work in temperatures below 100 degrees centigrade. On the other hand, hot work tool steel generally works at temperatures ranging from 350 to 700 degrees Celsius.

Elements in Both Steels

Cold work tool steel has a higher amount of carbon to achieve higher hardenability and wear resistance. Sometimes water-hardening and oil-hardening steels are added to this steel to enhance the hardenability and wear resistance.

Hot work tool steel has more elements to achieve hardness, thermal conductivity, and wear resistance. These elements also help this steel to achieve more oxidation and the ability to withstand higher temperatures.

Many people use these types of steel for various purposes. Some tools made out of these steels have proven quite helpful to us. Their properties and abilities have proven their significance in various industries. But hot steel has the ability to withstand the most brutal temperatures, which makes it more useful. 

We have the best quality steel to offer. Whatever you demand from these steels, you will get the desired result. We sell the best quality steel to the people of Punjab. We have the best experience and knowledge in terms of steel.

Tool Steel: Steel that offers greater flexibility

Steel is one of the most OK categories of material, offering better composition and standing out in terms of production. The steel tool has gained so much value in the steel industry that no other material could stand out in its position. The blog will help you understand the tool steel and its effectiveness in the steel industry.

Tool steel

Tool steel is perfect for hardness, toughness, and wear-resistant alloys. The properties are the perfect combination of chemistry and its production. To get the best Hot Work Tool Steel in Punjab, it’s essential to select the most well-known team of steel distributors who can serve the quality material. By doing so, it will be easier to opt for something easy to:

• Cut
• Grind
• Drill
• Punch
• Strike
• Getting other tough jobs done

The tool steel is best in terms of getting work done for all sorts of applications, and its ability to stand out in terms of resistance.

That’s not all; the tool steel is the finest alloying element that allows appropriate production of carbides. It’s one of the most densely packed metals with the right amount of carbon and metal. The appropriate chemistry of tool steel is reliable enough to make it appropriate for heat treatment and quenching.

Method of hardening for steel tool through quenching

Quenching is the finest means of steel hardening with its right change in microstructure. First steel with proper heat and right temperature maintenance with the carbon mix. So, it’s like the overall chemistry of the steel tool is the biggest factor in making it offer what’s best and reliable.

Moreover, quenching is vital for freezing metal with the right amount of crystal grains. Additionally, there’s a factor of slow cooling with the right circular blooms, ensuring the metal doesn’t break at any cost. Additionally, shock freezing is the prime factor of the most appropriate molecular structure on all levels with appropriate hardness.

Different categories of tool steel

There are different possible categories of tool steel:

• Water-hardened

The steel group that comes with carbon steel offers the right heat treatment. Additionally, the carbon levels fall between 0.5% to 1.5%. Reliable metal is the biggest factor in offering the best against lighter-duty applications like small fasteners and springs.

• Cold work steel tool

Another reliable category is cold work steel tools that can stand easily in cold temperatures. Moreover, these are known for their toughness, hardness, and wear-resistant qualities to make them stand out in a hot environment. Therefore, these are reliable for different situations. The category further includes:

• • Oil hardening
  • Air hardening
  • High carbon chromium

• Hot work tool steel

Hot work tool steel is perfect for alloying elements for creating carbides and hot working temperatures. In terms of group and right temperature, these stand out for the right level of low carbon percentage. Additionally, its various subcategories are:

• • Chromium
  • Tungsten
  • Molybdenum
• High-speed tool steel

The high-speed tool steel offers a greater amount of production process. Additionally, it is easy to run at high speed with the right amount of friction and a better production rate. The edge-cutting technology and combination of various elements like:

• 3% to 5% chromium
• 14% to 18% tungsten
• 6% carbon

The tool steel is even more reliable for shock resistance and can easily handle other impacts with greater force.

When we talk about hot and cold formed stainless steel, a question in our mind is, Is there any chemical that creates the difference between cold and hot formed stainless steel? Most stainless steel materials developed after melting in an EAF (Electric Arc Furnace) in the 1970s. After melting the stainless steel, it turns into a VOD (Vacuum Oxygen Decarburisation) vessel or rarely into an AOD (Argon Oxygen Decarburisation) vessel. This process manages all the impurities, such as carbon, nitrogen, hydrogen, sulfur, etcetera, that may build oxide precipitates. You can refine critical applications, for instance, precipitation hardening alloys and aerospace, but this is a smaller market.

Difference between Cold and hot-formed stainless steel

Chemistry: The introductory chemistry of a particular grade of stainless steel is the same regardless of later it turns into any subsequent shape such as cold or hot rolled or cold drawn shape and hot forged or simple cast. Compared to its base material, stainless steel contains more silicon and chromium. Although cast products become stress-free, their microstructure is dendritic to maintain the required difference between the final bulk solidification and the early solidifying dendrites.

Cold formed: Cold-rolled flare products are unique because they begin at room temperature and have a dimpled surface and finish with thinner material. You may feel astonishing when you see how much it will flatten (turn into quite a slim shape). The increase in strength with hard work can be substantial, especially in delicate materials, as the hard work increase can enhance the power of the full depth. To exemplify, the table from ASTM A666 data shows the substantial change in mechanical properties for 304 from annealed to half hard, i.e., half the absolute maximum possible strength – which would have negligible ductility. Visit the firm of best Cold Work Tool Steel in India to get robust quality products.

Moreover, cold work tool styles are sometimes referred to as high carbon steel consisting of manganese, molybdenum, tungsten, and chromium. As a result, these are hardened and stable by nature. There are three different forms of cold work tool steel as given below:

• Oil-hardening steel.

• Air-hardening steels.

• High-chromium, high-carbon steels.

Hot formed: The development of hot-formed stainless steel is an effortless and straightforward procedure. The molten metal is transferred into the cooled continuous caster from the AOD to create the horizontal slabs from this molten base. This caster is a shield with a black oxide scale made from a chromium layer beneath the weld tints. After that, the sheet is laid down on the surface to maintain its size. Then it is again sent into the furnace to create hot rolling, plate, or coil as the product form. It is also refined to decline its internal stress for annealing above 1000oC.

Alloy steel is prepared with the mixture of two elements (iron and carbon structure) that together extract increased strength, wear resistance, toughness, and hardness. If you want to explore more about the alloy steel material, come to the place of Alloy Steel India. It is conducive to:

• Enhanced corrosion resistance.

• Superior strength and hardness.

• Increased hardenability.

Are you in search of tool-grade steel?

B.K. Steel Company is one of the known steel suppliers and stockists giving services all around India. Now, if you are looking for a steel grade tool for the first time, it makes you wonder what properties or considerations the final choice should be made. As one of the leading suppliers in India, our key motive is to ensure everyone seeks the necessary product. To make their business work all-effectively. The blog is dedicated to enlightening you about the fact, ‘What to consider when you buy tool grade steel?’

3 things to consider while purchasing tool steel grade

• The foremost factor is to analyze all about necessary specifications to make the work precisely manageable and ensure the business gets what they are looking for.
• Considering if the product got damaged earlier or what sort of functionality has it offered for work to be done in the most acceptable way possible.
• Every business has its own choice as to what makes its project function appropriately. Considering cost-benefit analysis is beneficial in the long run and allows every business to work under a set direction.

Are you in doubt about which option to go for?

Don’t bother yourself with searching over and over again. Reach out to the professional team of steep suppliers in India who have been doing the business for the last so many years. For any further information, reach out to our team.