Stainless Steel 304 keeps Medical programs moving: Sanitary fittings, manifolds, and process hardware.
Mechanical: Ultimate Tensile Strength: 505 MPa. Steam-managed DFM validates each CNC Machining build package for Food and Beverage Equipment.
Stainless steel 304 is the industry standard for corrosion resistant hardware, enclosures, and food-grade equipment. CNC machining delivers clean edges, repeatable tolerances, and a premium finish ready for polishing or passivation.

Stainless steel 304 is widely used for CNC machined parts that require excellent corrosion resistance, hygienic performance, and long service life. It is ideal for consumer products, laboratory equipment, and marine environments.
Stainless Steel 304 combines outstanding corrosion resistance in most environments and non-magnetic in annealed condition, delivering suitable for sanitary and food contact applications for demanding applications. From rapid prototyping to production runs, teams rely on Stainless Steel 304 to maintain tight tolerances while reducing assembly complexity through consolidated part designs.
Dedicated additive manufacturing cells optimized for production throughput and dimensional control.
Build Volume
1000 x 600 x 500 mm
Max part size
Lead Time
12-16 business days
Standard production
Layer Height
N/A (subtractive)
Resolution
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Manufactured in Forge Labs' North American production centers with serialized traceability for Stainless Steel 304.

Navigate directly to the property tables and grab the latest datasheet for your build review.
Trusted for Medical and Food and Beverage programs requiring outstanding corrosion resistance in most environments. Property signals below show why teams rely on it when uptime matters.

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Stainless Steel 304 keeps Medical programs moving: Sanitary fittings, manifolds, and process hardware.
Mechanical: Ultimate Tensile Strength: 505 MPa. Steam-managed DFM validates each CNC Machining build package for Food and Beverage Equipment.
Stainless Steel 304 keeps Medical programs moving: Outdoor enclosures and marine hardware.
Thermal: Thermal Conductivity: 16.2 W/m-K. Steam-managed DFM validates each CNC Machining build package for Corrosion Resistant Housings.
Stainless Steel 304 keeps Medical programs moving: Surgical tooling and sterilizable assemblies.
Physical: Density: 8.00 g/cm3. Steam-managed DFM validates each CNC Machining build package for Medical Fixtures.

Stainless steel component with brushed finish
Instrumentation Housing

Precision stainless steel component ready for assembly
Precision Component

Coolant-assisted machining on stainless billet
Machining Setup
Stainless Steel 304 delivers dependable strength and impact resistance for Sanitary manifolds and fittings and Corrosion resistant fasteners and brackets, helping teams move from prototype to production with confidence.
Mechanical Properties
505 MPa
Tested to ASTM A240
Stainless Steel 304 records Ultimate Tensile Strength at 505 MPa, reinforcing its mechanical properties story.
Mechanical Properties
215 MPa
Tested to ASTM A240
Stainless Steel 304 records Yield Strength at 215 MPa, reinforcing its mechanical properties story.
Mechanical Properties
550 MPa
Stainless Steel 304 records Flexural Strength at 550 MPa, reinforcing its mechanical properties story.
Stainless Steel 304 combines Outstanding corrosion resistance in most environments and Non-magnetic in annealed condition to support Sanitary manifolds and fittings and Corrosion resistant fasteners and brackets that demand production-ready durability.
| Measurement | Stainless Steel 304Base | Standard |
|---|---|---|
| Ultimate Tensile Strength | 505 MPa | ASTM A240 |
| Yield Strength | 215 MPa | ASTM A240 |
| Flexural Strength | 550 MPa | — |
| Elastic Modulus | 193 GPa | ASTM E111 |
| Elongation at Break | 40 % | ASTM E8 |
| Hardness | 150 HB | ASTM E10 |
Stainless Steel 304 delivers dependable strength and impact resistance for Sanitary manifolds and fittings and Corrosion resistant fasteners and brackets, helping teams move from prototype to production with confidence.
Stainless Steel 304 delivers exceptional mechanical performance with excellent strength characteristics, effectively handling demanding load conditions. Its balanced mechanical profile allows it to maintain structural integrity while preventing brittleness in critical applications.
These qualities make it well-suited for Sanitary manifolds and fittings, Corrosion resistant fasteners and brackets, and Sterilizable fixtures and tooling, providing long-term durability in demanding environments. Stainless Steel 304 maintains dimensional stability over time, ensuring consistent performance across temperature and stress variations.
This makes it a reliable choice for applications requiring precise geometries and tight tolerances across Medical, Food and Beverage, and Marine. Its versatility and durability allow it to perform consistently across a wide range of mechanical applications, ensuring parts maintain their integrity under repetitive stress and environmental conditions.
Stainless Steel 304 combines Outstanding corrosion resistance in most environments and Non-magnetic in annealed condition to support Sanitary manifolds and fittings and Corrosion resistant fasteners and brackets that demand production-ready durability.
Key metric
505 MPa
Tested to ASTM A240
Key metric
215 MPa
Tested to ASTM A240
Key metric
550 MPa
Detailed mechanical measurements live in the performance dashboard above. Switch tabs to compare against other materials instantly.
Stainless Steel 304 offers consistent density and surface quality so critical features hold tolerances and downstream finishing remains predictable.
Stainless Steel 304 exhibits a density of 8.00 g/cm3 that contributes to lightweight yet durable parts. Its low moisture absorption ensures dimensional stability in varying environmental conditions.
These physical properties enable consistent part quality and predictable performance across Sanitary manifolds and fittings, Corrosion resistant fasteners and brackets, and Sterilizable fixtures and tooling. The material's inherent characteristics minimize warpage and maintain tight tolerances throughout the part lifecycle.
For Medical, Food and Beverage, and Marine, these physical attributes translate to reliable production outcomes with minimal post-processing requirements, ensuring parts meet specifications straight from the build platform.
Stainless Steel 304 delivers 8.00 g/cm3 density and Ra 1.2 micrometers surface finish so assemblies fit and finish without secondary rework.
Key metric
8.00 g/cm3
Tested to ASTM A370
Key metric
Ra 1.2 micrometers
Tested to ISO 4287
Key metric
Excellent
Tested to ASTM G48
Detailed physical properties measurements live in the performance dashboard above. Switch tabs to compare against other materials instantly.
Stainless Steel 304 maintains dimensional stability through temperature swings, making it a reliable option for Medical and Food and Beverage programs that see repeated thermal cycling.
Stainless Steel 304 demonstrates excellent thermal stability with robust heat resistance, enabling it to maintain dimensional accuracy in elevated temperature environments. This thermal performance ensures parts retain their shape and mechanical properties even under thermal stress.
The material's thermal characteristics make it ideal for Sanitary manifolds and fittings, Corrosion resistant fasteners and brackets, and Sterilizable fixtures and tooling that experience temperature fluctuations. Its ability to withstand thermal cycling without degradation ensures long-term reliability in Medical, Food and Beverage, and Marine.
With an operating temperature range up to 870 °C, Stainless Steel 304 provides engineers with confidence when designing parts for thermally demanding applications, from under-hood automotive components to industrial equipment exposed to heat sources.
Stainless Steel 304 maintains geometry with a Maximum Service Temperature of 870 °C, protecting dimensional integrity during heat cycling.
Key metric
16.2 W/m-K
Tested to ASTM E1461
Key metric
17.2 um/m-K
Tested to ASTM E228
Key metric
0.50 kJ/kg-K
Tested to ASTM E1269
Detailed thermal properties measurements live in the performance dashboard above. Switch tabs to compare against other materials instantly.
Stainless Steel 304 provides predictable electrical behavior for housings and functional prototypes that need controlled resistivity and dielectric strength.
Stainless Steel 304 provides predictable electrical properties, making it suitable for electrical housings and insulators. The material's insulation properties ensure reliable performance in electrical assemblies.
These electrical characteristics enable its use in Sanitary manifolds and fittings, Corrosion resistant fasteners and brackets, and Sterilizable fixtures and tooling where electrical performance is critical. The material maintains consistent electrical properties across its operating temperature range, ensuring stable performance in varying conditions.
For Medical, Food and Beverage, and Marine requiring precise electrical behavior, Stainless Steel 304 delivers the consistency and reliability needed for functional prototypes and production parts that interact with electrical systems.
Stainless Steel 304 posts 7.20e-07 ohm-m Electrical Resistivity, giving enclosures dependable insulating performance.
Key metric
7.20e-07 ohm-m
Tested to ASTM B193
Detailed electrical properties measurements live in the performance dashboard above. Switch tabs to compare against other materials instantly.
Equip your team with certification packs, design guides, and spec sheets tailored to Stainless Steel 304.
Access the most recent datasheet and supporting documentation maintained by our engineering team.
Explore printable geometry recommendations, wall thickness tips, and finishing playbooks for CNC Machining.
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Advanced Manufacturing
Stainless Steel 304 is manufactured using advanced CNC Machining technology, ensuring optimal material properties and dimensional accuracy.

Stainless Steel 304 runs on industrial FDM platforms with heated chambers, hardened extrusion paths, and qualified material profiles to guarantee consistent layer adhesion and mechanical integrity.
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