Is 410 Stainless Steel Corrosive?
If you have worked with stainless steel, you know that there are multiple grades of families available in the market. These grades are available as they differ in structures, chemical composition, and even physical and chemical properties. Among these, one of the most common ones is 410 stainless steel. It is the martensitic stainless steel which consists of chromium along with other alloys.
About Martensitic Stainless Steel
Martensitic stainless steels are quite famous for manufacturing cooking utensils, cutlery, and many such products. They generally consist of 11 to 17% chromium along with 0.15 to 0.63% carbon. They offer you high strength as well as hardness. And such characters are present even in heat-treated conditions.
Did you know that this grade family is magnetic? Due to its hardening feature, the experts use heat treatments to obtain different properties of this stainless steel to meet the customers’ specific requirements. From screwdrivers to pliers and industrial blades, this type of stainless steel is extensively used in the industry.
410 stainless steel is a type of martensitic stainless steel that demonstrates excellent corrosion resistance. However, if you want to increase the resistivity towards corrosive items, you can do so with the application of tempering, hardening, and polishing. Tempering and quenching are processes that can harden this grade of stainless steel to great extents. And therefore, professionals use these for applications that involve mild corrosion, high strength, and heat resistance.
However, if you compare this grade with the austenitic ones, the former is less resistant to corrosion. And they might tend to lose their strength when used at high temperatures. That happens solely due to tempering, and they might lose their ductility power at sub-zero temperatures.
Composition of 410 Grade Stainless Steel
The following table shows the minimum and maximum content of different elements in this grade of stainless steel for your reference:
Grade |
Amounts |
Carbon |
Manganese |
Silicon |
Phosphorus |
Sulphur |
Chromium |
Nickel |
410 |
Minimum |
11.5 |
0.75 |
|||||
Maximum |
0.15 |
1 |
1 |
0.04 |
0.03 |
13.5 |
Properties of 410 Stainless Steel
If you are interested in understanding the benefit of using 410 SS, which is also highly resistant to corrosion, you need to be well aware of its chemical compositions. The above table tries to inform you about the minimal amount of chemicals present in this stainless steel type. Therefore, the below section highlights the properties of this grade 410 for your reference:
Corrosion Resistance
410-grade stainless steel is quite popular due to its brilliant resistivity to corrosive items. The type of stainless steel is resistant to steam, hot gases, mild acids, food, and even alkalis. And they can showcase such advanced characteristics only because they obtain such features through hardening.
If you prefer to increase this grade family’s performance of stainless steel, do not skip smooth surface finishes. To know or get quality products and enjoy their excellent resistivity to corrosion, make sure to check out Maven Stainless Steel‘s products.
Heat Resistance
Another essential property to consider that can help you understand the character of 410 SS is its scaling resistance at higher temperatures till 650 °C. But when you slowly increase the temperature from 400 to 580 °C, there is a sharp decrease in the mechanical properties of SS.
-
Heat Treatment
Are you interested to know how grade 410 behaves with an appropriate supply of heat? Here are some of the procedures that happen when you choose to use a heat treatment on 410 SS products:
Annealing: If you increase temperatures from 815-900 degrees Celsius, grade 420 gets fully annealed. Slow furnace cooling, along with air cooling, follows this procedure.
Machining: You know by now that it is easy to temper the 410-grade stainless steel. But you also need to know that it is pretty complicated to machine this grade if you use the temperature beyond 30HRC. Therefore, in many manufacturing instances, experts find this variety to be the best alternative.
Hardening: If you choose the temperatures from 925 to 1010 °C, you can successfully harden 410 grade. You need to follow it with air as well as oil quenching. Such procedures can enhance the mechanical properties of 410 SS products.
Welding: You can weld grade 410 steel utilising all the essential and conventional welding methods. It is highly recommended for post-hardening as well as tempering. And to your surprise, you can use these filler rods to achieve the perfect ductile joint.
Is 410 Stainless Steel is Corrosive?
As already highlighted above, the chemical composition of stainless steel products seems to determine its chemical properties. In the case of grade 410, the content of chromium and nickel is quite decent.
That is the reason why 410 stainless steel shows excellent resistance to corrosive items. Generally, all the 400 series SS products fall into the category and consist of around 11 per cent of chromium. Along with nickel, these elements help the substance form a protective layer, thereby preventing rusting. But the properties can change due to the application of heat, temperatures, and other such factors.
Therefore, different processes like tempering and quenching increase the resistivity towards corrosive substances in SS products. Remember that the 410 stainless steel alloy offers you decent strength, hardness, along water resistance.
But remember that no SS products are entirely corrosion-resistant. Instead, studies show that these products can form thin layers on their surfaces when they come across such agents. Hence, if you expose the material to mildly weather and atmospheric conditions, it might create a thin layer that you can modify with appropriate processes and constituents.
Final Takeaway
The blog here aims to highlight the key features, specifications, and other related details of 410 stainless steel for your reference. As you look closely at these properties and specifications, you learn about how this grade family of stainless steel is utilised for manufacturing purposes across the global platform. But do you know that to get such products and their advanced specifications, you need to choose the seller quite wisely?
Among the different manufacturers available in the market, one of the best is the Maven Stainless Steel. The company manufactures SS products like pipes and tubes at reasonable prices in the market. The company works with the single motto of providing the best to its customers. And that is why it has been leading the manufacturing industry for quite some time now. If you have any queries about their products or prices, do call them today!
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Comment (1)
Garima
Jun 28, 2021Very well explained. I am highly interested to know how grade 410 behaves with an appropriate supply of heat with more pointers. Please share more about this.