Ratings Comparison
Strength
AA 7020 Aluminum Alloy
5/10
SS321 AISI 321 Stainless Steel Properties, TP321 321H Composition
5/10
Corrosion Resistance
AA 7020 Aluminum Alloy
6/10
SS321 AISI 321 Stainless Steel Properties, TP321 321H Composition
7/10
Lightweight
AA 7020 Aluminum Alloy
9/10
SS321 AISI 321 Stainless Steel Properties, TP321 321H Composition
5/10
Machinability
AA 7020 Aluminum Alloy
8/10
SS321 AISI 321 Stainless Steel Properties, TP321 321H Composition
4/10
Cost Efficiency
AA 7020 Aluminum Alloy
7/10
SS321 AISI 321 Stainless Steel Properties, TP321 321H Composition
6/10
Temperature Resistance
AA 7020 Aluminum Alloy
4/10
SS321 AISI 321 Stainless Steel Properties, TP321 321H Composition
7/10
Properties Comparison
| Property | AA 7020 Aluminum Alloy | SS321 AISI 321 Stainless Steel Properties, TP321 321H Composition |
|---|---|---|
| Metal Base | Aluminum | Stainless Steel |
| Tensile Strength | 401.0 MPa | — |
| Yield Strength | 305.5 MPa | — |
| Elongation | 13.8 % | — |
| Hardness (Brinell) | — | — |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |