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Steel A715 Grade 60 vs Q460

Steel · grade comparison

Steel A715 Grade 60 and Q460 are both steel grades. Q460 is the stronger of the two: yield strength 500 MPa (72.5 ksi) against 450 MPa (65.3 ksi) for A715 Grade 60, about 11% more; tensile strength follows at 620 MPa (89.9 ksi) vs 520 MPa (75.4 ksi). In exchange, A715 Grade 60 is the more ductile: elongation 26% versus 21% for Q460, and Q460 is harder (185 HB vs 155 HB). A715 Grade 60 conducts electricity better (9.5 % IACS vs 8.2 % IACS). On the shop floor, A715 Grade 60 welds better (excellent vs very good).

A715 Grade 60Choose it when the part is bent, formed or impact-loaded, or when it will be welded.

Q460Choose it when strength drives the design.

A715 Grade 60 vs Q460: properties

A715 Grade 60Q460

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

205 GPa29.7 Msi
206 GPa29.9 Msi

Shear Modulus

80 GPa11.6 Msi
79 GPa11.5 Msi

Poisson's Ratio

0.29
0.3

Tensile Strength (Ultimate)

520 MPa75.4 ksi
620 MPa89.9 ksi

Yield Strength (0.2% offset)

450 MPa65.3 ksi
500 MPa72.5 ksi

Elongation at Break

26%
21%

Reduction in Area

60%
52%

Compressive Strength

450 MPa65.3 ksi
500 MPa72.5 ksi

Shear Strength

340 MPa49.3 ksi
375 MPa54.4 ksi

Fatigue Strength (Endurance Limit)

240 MPa34.8 ksi
265 MPa38.4 ksi

Charpy V-Notch Impact (RT)

50 J36.9 ft·lbf
60 J44.3 ft·lbf

Hardness, Brinell

155 HB
185 HB

Hardness, Rockwell B

82 HRB
90 HRB

Hardness, Vickers

162 HV
195 HV

Same in both: Bulk Modulus 160 GPa23.2 Msi · Fracture Toughness (K_IC) 90 MPa·√m81.9 ksi·√in

Physical

Density and transition temperatures.

Melting Point (Solidus)

1,500°C2,732 °F
1,420°C2,588 °F

Liquidus Temperature

1,520°C2,768 °F
1,500°C2,732 °F

Same in both: Density 7.85 g/cm³0.28 lb/in³

Thermal

How each material carries heat and how hot it can run.

Thermal Conductivity

46 W/m·K26.6 BTU/hr·ft·°F
45 W/m·K26 BTU/hr·ft·°F

Latent Heat of Fusion

250 J/g107 BTU/lb
260 J/g112 BTU/lb

Min Service Temperature

-40°C-40 °F
0°C32 °F

Same in both: Specific Heat Capacity 470 J/kg·K0.11 BTU/lb·°F · Thermal Expansion (CTE, 20–100 °C) 12 µm/m·K6.7 µin/in·°F · Max Service Temperature (continuous) 350°C662 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

9.5 % IACS
8.2 % IACS

Electrical Resistivity

1.8×10⁻⁷ Ω·m7.09 µΩ·in
2.1×10⁻⁷ Ω·m8.27 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

14 / 100
12 / 100

Same in both: Galvanic Potential (seawater, vs SCE) -0.62 V

Manufacturability

FabDigit workshop ratings (0–100 scores) — how each material behaves on the machine.

Machinability

55 / 100
52 / 100

Weldability

85 / 100
70 / 100

Formability (cold)

72 / 100
55 / 100

Brazeability / Solderability

60 / 100
55 / 100

Castability

—
30 / 100

Same in both: Machinability Rating (AISI 1212 = 100 %) 55% · Polishability 45 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

25 MJ/kg10,748 BTU/lb
26 MJ/kg11,178 BTU/lb

Embodied Carbon (primary production)

2 kg CO₂/kg
2.1 kg CO₂/kg

Same in both: Embodied Water 45 L/kg5.4 gal/lb · Typical Recycled Content 25%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

66 kN·m/kg
79 kN·m/kg

Specific Stiffness (E / density)

26.1 MN·m/kg
26.2 MN·m/kg

Modulus of Resilience

494 kJ/m³
607 kJ/m³

Thermal Diffusivity

12.5 mm²/s
12.2 mm²/s

Thermal Shock Resistance Index

10
11

Strength versus weight

Yield strength against density for every steel grade in the FabDigit library; the compared grades are highlighted. Up and left is stronger for its weight.

2005001,0002,0007.588.5Density (g/cm³)Yield strength (MPa) — log scaleQ460A715 Grade 60

Manufacturing and finishing

CapabilityA715 Grade 60Q460
CNC machining—Yes
Sheet metal—Yes
Default condition—HR
Relative cost$ Budget$ Budget
Min. machined wall—0.8 mm
Best machined surface—Ra 1.6 µm
AlCrN—Yes
AlTiN—Yes
Black Oxide—Yes
CVD Al2O3—Yes
CVD TiCN—Yes
CVD TiN—Yes
Cerakote—Yes
Chrome Plating—Yes
CrN—Yes
DLC—Yes
E-Coating—Yes
HVOF Coating—Yes
Hot-Dip Galvanizing—Yes
MoS2—Yes
Multilayer CVD—Yes
Nickel Plating—Yes
PTFE Coating—Yes
Painting—Yes

They share 9 finishes: Copper Plating, Electroless Nickel (EN), Epoxy Coating, Gold Plating, Hard Chrome Plating, Manganese Phosphate, Plasma Spray, Silver Plating, Zinc Phosphate.

A715 Grade 60 vs Q460 — frequently asked

Is Q460 stronger than A715 Grade 60?

Yes. Q460 has a typical yield strength of 500 MPa (72.5 ksi) against 450 MPa (65.3 ksi) for A715 Grade 60 — about 11% more. Tensile strength is 620 MPa (89.9 ksi) vs 520 MPa (75.4 ksi).

Which is cheaper, A715 Grade 60 or Q460?

Both sit in the same relative cost tier ($, budget); the part price will be decided by machining time, tolerance and quantity rather than by the material.

Which welds better, A715 Grade 60 or Q460?

A715 Grade 60. Its weldability rates excellent (85/100) against very good (70/100) for Q460.

Ready to make it?

Upload a CAD file and FabDigit prices the part in A715 Grade 60 and Q460 side by side — material, machining time, tolerance and finish in one quote. Certified material data ships with the order on request.

Typical handbook values for the conditions named above, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.