Strongest Alloys by Tensile Strength
20 alloys
The highest tensile strengths belong to precipitation-hardened nickel superalloys, maraging steels, and ultra-high-strength titanium alloys. These materials achieve their extraordinary strength through carefully controlled microstructures: fine precipitates pin dislocations and prevent the crystal lattice from deforming under load.
This ranking presents alloys ordered strictly by ultimate tensile strength in megapascals. Each entry shows the alloy family, metal base, and density so you can evaluate the strength-to-weight ratio at a glance — a critical factor in aerospace and automotive applications where every gram matters.
How we ranked these
Ranked by ultimate tensile strength in MPa. Values from manufacturer datasheets and ASM International handbook data. Only alloys with verified tensile strength measurements are included.
High-Entropy Alloy (MPEA) · Other
High-entropy alloy. Phase: BCC. Processing: CAST.
High-Entropy Alloy (MPEA) · Other
High-entropy alloy. Phase: BCC. Processing: CAST.
High-Entropy Alloy (MPEA) · Other
High-entropy alloy. Phase: BCC. Processing: ANNEAL.
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MPEA Al1 Cr1 Fe1 Mo0.5 Ni1 Ti0.4High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,673 MPa 6.50 g/cm³ AluminumSee details → -
MPEA Al1 Cr1 Fe1 Mo0.5 Ni1 Ti0.25High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,642 MPa 6.60 g/cm³ AluminumSee details → -
MPEA Mo1 Nb1 Ti1 Zr1High-Entropy Alloy (MPEA) · Other
High-entropy alloy. Phase: BCC. Processing: CAST.
3,450 MPa 7.30 g/cm³ OtherSee details → -
MPEA Al1 Cr1 Fe1 Mo0.5 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,334 MPa 6.80 g/cm³ AluminumSee details → -
MPEA Mo1 Nb1 Ti1 V0.5 Zr1High-Entropy Alloy (MPEA) · Other
High-entropy alloy. Phase: BCC. Processing: CAST.
3,307 MPa 7.20 g/cm³ OtherSee details → -
MPEA Mo0.667 Nb0.667 Ti0.667 V1 Zr0.667High-Entropy Alloy (MPEA) · Other
High-entropy alloy. Phase: BCC. Processing: CAST.
3,300 MPa 7.10 g/cm³ OtherSee details → -
MPEA Al1 Co1 Cr1 Fe1 Nb0.1 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: BCC. Processing: CAST.
3,285 MPa 6.80 g/cm³ AluminumSee details → -
MPEA Al1 Cr1 Fe1 Mo0.2 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,222 MPa 6.50 g/cm³ AluminumSee details → -
MPEA Al1 Co1 Cr1 Fe1 Mo0.3 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,208 MPa 7.00 g/cm³ AluminumSee details → -
MPEA Mo0.5 Nb0.5 Ti0.5 V1 Zr0.5High-Entropy Alloy (MPEA) · Other
High-entropy alloy. Phase: BCC. Processing: CAST.
3,176 MPa 7.00 g/cm³ OtherSee details → -
MPEA Al1 Co1 Cr1 Fe1 Nb0.5 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,170 MPa 7.00 g/cm³ AluminumSee details → -
MPEA Al1 Cr1 Fe1 Mo0.5 Ni1 Ti0.5High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,166 MPa 6.50 g/cm³ AluminumSee details → -
MPEA Al1 Co1 Cr1 Fe1 Mo0.4 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,161 MPa 7.00 g/cm³ AluminumSee details → -
MPEA Al1 Co1 Cr1 Fe1 Ni1 Ti0.5High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,140 MPa 6.40 g/cm³ AluminumSee details → -
MPEA Al1 Co1 Cr1 Fe1 Mo0.5 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,036 MPa 7.10 g/cm³ AluminumSee details → -
MPEA Al1 Co1 Cr1 Fe1 Nb0.25 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
3,008 MPa 6.80 g/cm³ AluminumSee details → -
MPEA Al1 Co1 Cr1 Fe1 Mo0.2 Ni1High-Entropy Alloy (MPEA) · Aluminum
High-entropy alloy. Phase: other. Processing: CAST.
2,953 MPa 6.90 g/cm³ AluminumSee details →