Introduction to the Composition and Properties of 310S Stainless Steel

310S stainless steel is a high-performance alloy that combines exceptional corrosion resistance and exceptional high-temperature performance. It is a versatile material that finds application in a wide range of industries, including chemical processing, power generation, and marine environments. The unique composition of 310S stainless steel gives it these exceptional properties, and this article will delve into the specifics of its composition and the various properties of 310 Stainless Steel.

Properties of 310S Stainless Steel

1. High-temperature resistance: 310S stainless steel can withstand temperatures up to 1100℃, exhibiting excellent high-temperature resistance.
2. Good corrosion resistance: 310S stainless steel has good corrosion resistance and can resist the erosion of most chemical media such as acids, bases, and salts.
3. High toughness: 310S stainless steel has good toughness and ductility, making it difficult to fracture even at high temperatures.
4. Easy machinability: 310S stainless steel is easy to machine into various shapes and can be used to manufacture various equipment and components.
5. Long service life: Due to the high-temperature resistance, corrosion resistance, and good mechanical properties of 310S stainless steel, it can be used for a long time without serious corrosion or mechanical failure problems.

Chemical Composition of 310S Stainless Steel

The chemical composition of 310S stainless steel is as follows:

Carbon (C): ≤ 0.08%

Silicon (Si): ≤ 1.50%

Manganese (Mn): ≤ 2.00%

Phosphorus (P): ≤ 0.045%

Sulfur (S): ≤ 0.030%

Chromium (Cr): 24.00% – 26.00%

Nickel (Ni): 19.00% – 22.00%

In addition, 310S stainless steel also contains small amounts of molybdenum (Mo), calcium (Ca), and nitrogen (N), which can improve the corrosion resistance, strength, and processing performance of the alloy.

What are the mechanical properties of 310S stainless steel?

The mechanical properties of 310S stainless steel are as follows:

Tensile strength: ≥520 MPa

Yield strength: ≥205 MPa

Elongation: ≥40%

Hardness: HB≤187; HRB≤90; HRC≤200 (hardness depends on heat treatment conditions)

It is worth noting that the mechanical properties of 310S stainless steel are closely related to factors such as heat treatment conditions and processing methods, so appropriate heat treatment and processing need to be carried out according to specific circumstances before use.

What are the physical properties of 310S stainless steel?

The physical properties of 310S stainless steel are as follows:

Density: 7.98 g/cm³

Melting point: 1398℃

Thermal expansion coefficient: 16.0 × 10-6 /K (20℃~100℃)

Thermal conductivity: 14.2 W/(m·K) (20℃)

Electrical resistivity: 0.78 μΩ·m (20℃)

Elastic modulus: 200 GPa

Magnetism: 310S stainless steel is a non-magnetic material.

These physical properties make 310S stainless steel have good durability and stability in high temperature, chemical, and other harsh environments.

Why Choose Sino Stainless Steel?

Thank you for reading our article and we hope it can help you to have a better understanding of the composition and properties of 310S Stainless Steel. If you are looking for suppliers and manufacturers of 310S Stainless Steel online now, we’d advise you to visit Sino Stainless Steel.

As a leading supplier of 310S Stainless Steel products across the world, Sino Stainless Steel provides customers with high-quality Stainless Steel Angles, Stainless Steel Channels, 201 Stainless Steel Strips & 304 Stainless Steel Strips, 310S Stainless Steel, 316 and 316L Stainless Steel, Stainless Steel Hexagon Bars, Hot-rolled Stainless Steel, Colored Stainless Steel Sheets, Stainless Steel Perforated Sheets, Cold-rolled Precision Stainless Steel, Stainless Steel Wire, and Embossed Stainless Steel Plates.