301 Stainless Steel Powder Price & List
| Spec. |
Shape |
Particle Size |
Application |
| 301-DS045 |
Spherical |
15-45 um |
3D printing / additive manufacturing |
| 301-DS053 |
Spherical |
15-53 um |
3D printing / additive manufacturing |
| 301-DS105 |
Spherical |
45-105 um |
3D printing / additive manufacturing |
| 301-DS150 |
Spherical |
45-150 um |
3D printing / additive manufacturing |
| Customizable |
Spherical |
Customizable |
3D printing / additive manufacturing |
Note: We provide customized service. If you don't find the powder you want, please send us an email directly. We can customize it according to your requirements.
301 Stainless Steel Powder
Stainless Steel
301 (UNS S30100) is a chromium-nickel austenitic stainless steel. Its core characteristic is that its strength and hardness can be significantly increased through cold working. Its chemical composition is similar to the more common
304 stainless steel, but it contains slightly lower levels of chromium and nickel. This makes it more prone to transforming from metastable austenite to martensite during cold working, thereby achieving strengthening. Stainless Steel 301 is typically supplied in various cold-worked strength states (such as 1/4 hard, 1/2 hard, full hard), making it an ideal choice for high-strength, lightweight applications, and it is widely used especially in railway vehicles, building structures, and electronic products.
Core Characteristics
High Strength and Hardness (Achieved through cold working):In the annealed state, its mechanical properties are similar to those of 304. However, through cold working methods like rolling and drawing, its yield strength can be greatly enhanced. The yield strength of Stainless Steel 301 in the full hard state can be over 3-4 times that of ordinary 304 stainless steel.
Good Ductility and Formability (In the annealed state):After soft annealing, it exhibits excellent plasticity and can undergo complex forming processes such as deep drawing and bending.
Excellent Corrosion Resistance:It ranks at a good level among all stainless steels, capable of resisting atmospheric corrosion and many chemicals. However, its corrosion resistance decreases slightly as the degree of cold working increases, because cold working introduces more crystal defects and internal stress.
Magnetism:Annealed 301 is non-magnetic or weakly magnetic. However, cold working induces a martensitic transformation, causing it to exhibit significant magnetism. The greater the deformation from processing, the stronger the magnetism.
301 Stainless Steel Powder
301 stainless steel powder is an iron-based alloy powder with iron as the main component, chromium content of 16.0-18.0% and nickel content of 6.0-8.0%. 301 stainless steel has high strength and excellent corrosion resistance. It can be used in aircraft structural parts, trailer bodies, utensils, architectural and automotive rim, roof drainage products, conveyor belts,variety of industrial applications.
Preparation Process of 301 Stainless Steel Powder
① Using high-purity
chromium powder,
nickel powder, and iron powder melted into 301 stainless steel base material according to the standard composition ratio of 301 stainless steel;
② Producing spherical
301 stainless steel powder through gas atomization process;
③ Screening and vacuum packaging.
Chemical Composition of 301 Stainless Steel Powder
| Ni |
Cr |
Fe |
C |
Si |
Mn |
P |
| 6.0-8.0% |
16.0-18.0% |
Balance |
≤ 0.15% |
≤ 1.0% |
≤ 2.0% |
≤ 0.045% |
| S |
N |
O |
|
|
|
|
| ≤ 0.03% |
≤ 0.1% |
≤ 0.05% |
|
|
|
|
301 Stainless Steel Powder Application
301 stainless steel powder is primarily used to manufacture near-net-shape parts that feature complex geometries, small dimensions, and require relatively high strength. It perfectly combines the inherent strengthenable characteristics of 301 material with the forming advantages of powder metallurgy technology. Its applications are mainly concentrated in the following fields:
Consumer electronics (e.g., mobile phones, wearable devices), precision instruments, high-end hardware tools, and miniaturized functional components for automotive and aerospace industries.
The details are as follows:
Metal Injection Molding (MIM) - Core Application
Process:
301 stainless steel powder is mixed with a plastic binder, injected into a mold to form the shape, followed by binder removal, and finally densified through high-temperature sintering.
Application Advantages:Manufacturing Complex Small Parts: Capable of forming small parts with complex shapes and precise dimensions in a single step, offering extremely high material utilization.
High Strength: The strength and hardness of MIM sintered parts can be further increased through subsequent cold working (such as surface burnishing, sizing).
Typical Application Components:Electronic Products: SIM card trays, hinges, and structural components for mobile phones/tablets. These parts require high precision, complex shapes, and certain strength.
Hardware and Tools: Watch cases, knife locks, small gears, surgical instrument parts.
Automotive Components: Small sensor housings, connectors.
Additive Manufacturing (3D Printing)
Manufacturing high-performance 301 stainless steel parts using 3D printing technology.
Typical Printing Process:Laser Powder Bed Fusion (L-PBF/SLM): Can directly manufacture high-density, high-strength 301 stainless steel parts.
Application Characteristics:High Design Freedom: Can create functionally integrated parts with lightweight designs such as lattice structures.
Performance Control: Adjusting laser process parameters can, to some extent, control the microstructure and internal stress of printed parts, thereby influencing their mechanical properties. Post-printing cold working or heat treatment can often be applied to further enhance strength.
Application Components:Aerospace small structural components requiring light weight and high strength, customized spring brackets, special hardware tools.
Powder Metallurgy Pressing and Sintering
Used for producing structural parts with relatively simple shapes but requiring high strength and wear resistance.
Process: Powder is filled into a mold, pressed into shape under high pressure, and then strengthened by heating in a sintering furnace.
Application Characteristics: Relatively low cost, suitable for mass production.
Application Components: Structural parts, wear-resistant plates, lock parts, etc.
Laser Cladding and Surface Strengthening
Using 301 stainless steel powder as a coating material for surface repair or strengthening.
Application Process: Laser Cladding.
Application Purpose:Repair and Remanufacturing: Repair worn-out 301 stainless steel components.
Surface Strengthening: Cladding a 301 stainless steel layer on substrates like carbon steel to impart high strength and corrosion resistance.
| Spec. |
Shape |
Particle Size |
Application |
| 301-DS045 |
Spherical |
15-45 um |
3D printing / additive manufacturing |
| 301-DS053 |
Spherical |
15-53 um |
3D printing / additive manufacturing |
| 301-DS105 |
Spherical |
45-105 um |
3D printing / additive manufacturing |
| 301-DS150 |
Spherical |
45-150 um |
3D printing / additive manufacturing |
| Customizable |
Spherical |
Customizable |
3D printing / additive manufacturing |
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