AISI 304 vs 304L Stainless Steel Properties (UNS S30403) Difference Between 304 and 304L (SS304L) vs SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
Ratings Comparison
Strength
AISI 304 vs 304L Stainless Steel Properties (UNS S30403) Difference Between 304 and 304L (SS304L)
6/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
5/10
Corrosion Resistance
AISI 304 vs 304L Stainless Steel Properties (UNS S30403) Difference Between 304 and 304L (SS304L)
7/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
3/10
Lightweight
AISI 304 vs 304L Stainless Steel Properties (UNS S30403) Difference Between 304 and 304L (SS304L)
5/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
5/10
Machinability
AISI 304 vs 304L Stainless Steel Properties (UNS S30403) Difference Between 304 and 304L (SS304L)
2/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
6/10
Cost Efficiency
AISI 304 vs 304L Stainless Steel Properties (UNS S30403) Difference Between 304 and 304L (SS304L)
6/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
9/10
Temperature Resistance
AISI 304 vs 304L Stainless Steel Properties (UNS S30403) Difference Between 304 and 304L (SS304L)
7/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
7/10
Properties Comparison
| Property | AISI 304 vs 304L Stainless Steel Properties (UNS S30403) Difference Between 304 and 304L (SS304L) | SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability |
|---|---|---|
| Metal Base | Stainless Steel | Steel |
| Tensile Strength | 515.0 MPa | — |
| Yield Strength | 205.0 MPa | — |
| Elongation | 40.0 % | — |
| Hardness (Brinell) | 8211.0 HB | — |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |