316L Stainless Steel 3D Printing Service
Corrosion-resistant 316L stainless steel for complex functional metal parts, structural components, and small-batch industrial production.
316L Stainless Steel is a high-strength, corrosion-resistant austenitic stainless steel processed by SLM technology. It offers excellent mechanical properties, good weldability, and reliable machinability, making it suitable for complex structural parts, functional prototypes, and durable small-batch metal components that require both strength and corrosion resistance.
What Is 316L Stainless Steel?
316L Stainless Steel is a widely used austenitic stainless steel known for its excellent corrosion resistance, strong mechanical performance, and good processability. In SLM 3D printing, it is especially suitable for producing complex metal parts that are difficult to machine conventionally, while maintaining reliable strength and structural stability.
Compared with lighter aluminum alloys or more expensive titanium alloys, 316L offers a balanced combination of durability, corrosion resistance, and cost efficiency. It is a practical choice for industrial metal parts, functional structural components, and customized low-volume production applications.
Best Fit for 316L Stainless Steel Printing
- Functional structural parts with complex geometries
- Industrial components requiring corrosion resistance
- Mechanical parts for small-batch metal production
- Fixtures, brackets, housings, and customized assemblies
- Applications requiring stable strength and good machinability
316L Stainless Steel Specifications
Application
Industrial Metals
Technology
SLM
Price
From $10.00
Build Time
72 - 96 hours
Tolerance
±0.1mm or within 0.1%
Min. Wall Thickness
1.5mm
Max. Size
390 × 390 × 290 mm
Corrosion Resistance
Excellent
Surface Roughness
Ra 3.2–7 μm
Material Character
Strong, durable, corrosion resistant
Why Choose Our 316L Stainless Steel Printing Service
- Excellent corrosion resistance for industrial and functional applications
- Suitable for complex metal geometries that are difficult to machine traditionally
- Reliable strength and toughness for structural parts and assemblies
- Good weldability and machinability for post-processing and downstream integration
- Practical choice for durable small-batch metal production and custom parts
316L Stainless Steel Material Properties
Tensile Strength
600 MPa
Yield Strength
400 MPa
Elongation Rate
≥42%
Elastic Modulus
180 GPa
Hardness after Heat Treatment
≥178 HV5/15
Thermal Conductivity
15.1 W·m⁻¹·K⁻¹
Strength Focus
Balanced strength and ductility
Best Use
Functional metal parts
Compare 316L Stainless Steel with Other SLM Metal Materials
| Attribute | 316L Stainless Steel | AlSi10Mg Aluminum | Ti6Al4V (TC4) | 17-4PH Maraging Steel |
|---|---|---|---|---|
| Technology | SLM | SLM | SLM | SLM |
| Application | Industrial Metals | Industrial Metals | Industrial Metals | Industrial Metals |
| Price | From $10.00 | From $10.00 | From $15.00 | From $25.00 |
| Min. Wall Thickness | 1.5mm | 1.0mm | 1.5mm | 1.5mm |
| Max Size | 390 × 390 × 290 mm | 355 × 405 × 400 mm | 390 × 390 × 290 mm | 334 × 358 × 400 mm |
| Main Advantage | Corrosion resistance and balanced strength | Lightweight and heat dissipation | High strength-to-weight ratio | Ultra-high strength after heat treatment |
| Surface Condition | Ra 3.2–7 μm | Ra 3.2–7 μm | Ra 3.2–7 μm | Ra 3.2–7 μm |
| Tensile Strength | 600 MPa | 440 ±50 MPa | 1230 ±50 MPa | 900 ±100 MPa |
| Yield Strength | 400 MPa | 240 ±50 MPa | 1050 ±50 MPa | 560 ±100 MPa |
| Elongation | 42% | 7% | 10 ±3% | 20 ±2% |
| Typical Use | Functional structural parts, corrosion-resistant components | Lightweight structures, heat-dissipation parts, housings | Aerospace, high-load structures, pressure-resistant shells | Tooling, molds, high-load industrial components |
| Summary | Choose 316L for durable, corrosion-resistant parts with balanced performance. | Choose AlSi10Mg for lightweight metal parts and thermal applications. | Choose Ti6Al4V for high-performance lightweight parts in demanding environments. | Choose 17-4PH when tooling strength and post-heat-treatment performance matter most. |
Need a reliable all-round SLM metal for durable functional parts? 316L Stainless Steel is a practical choice when corrosion resistance, structural strength, and manufacturing flexibility are all important.
Need 316L Stainless Steel Parts Fast?
Send us your 3D file and application requirements. We can help confirm whether 316L Stainless Steel is the right metal for your project, or recommend another SLM material based on strength, corrosion resistance, weight, thermal performance, and end-use needs.