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A182 F10 vs AR400 and 2 more: properties

A182 F10AR400AR500A514

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

200 GPa29 Msi
205 GPa29.7 Msi
205 GPa29.7 Msi
205 GPa29.7 Msi

Shear Modulus

77 GPa11.2 Msi
80 GPa11.6 Msi
80 GPa11.6 Msi
80 GPa11.6 Msi

Bulk Modulus

165 GPa23.9 Msi
160 GPa23.2 Msi
160 GPa23.2 Msi
160 GPa23.2 Msi

Tensile Strength (Ultimate)

600 MPa87 ksi
1,250 MPa181 ksi
1,650 MPa239 ksi
800 MPa116 ksi

Yield Strength (0.2% offset)

260 MPa37.7 ksi
1,050 MPa152 ksi
1,350 MPa196 ksi
760 MPa110 ksi

Elongation at Break

45%
11%
9%
19%

Reduction in Area

60%
40%
30%
50%

Shear Strength

380 MPa55.1 ksi
780 MPa113 ksi
1,000 MPa145 ksi
480 MPa69.6 ksi

Fatigue Strength (Endurance Limit)

245 MPa35.5 ksi
520 MPa75.4 ksi
700 MPa102 ksi
380 MPa55.1 ksi

Fracture Toughness (K_IC)

170 MPa·√m155 ksi·√in
70 MPa·√m63.7 ksi·√in
50 MPa·√m45.5 ksi·√in
120 MPa·√m109 ksi·√in

Charpy V-Notch Impact (RT)

120 J88.5 ft·lbf
30 J22.1 ft·lbf
35 J25.8 ft·lbf
75 J55.3 ft·lbf

Hardness, Brinell

170 HB
400 HB
500 HB
250 HB

Hardness, Rockwell B

87 HRB
—
—
100 HRB

Hardness, Vickers

180 HV
420 HV
525 HV
262 HV

Compressive Strength

—
1,100 MPa160 ksi
1,400 MPa203 ksi
760 MPa110 ksi

Hardness, Rockwell C

—
43 HRC
50 HRC
24 HRC

Same in both: Poisson's Ratio 0.29

Physical

Density and transition temperatures.

Density

7.98 g/cm³0.29 lb/in³
7.85 g/cm³0.28 lb/in³
7.85 g/cm³0.28 lb/in³
7.85 g/cm³0.28 lb/in³

Melting Point (Solidus)

1,400°C2,552 °F
1,420°C2,588 °F
1,420°C2,588 °F
1,425°C2,597 °F

Liquidus Temperature

1,450°C2,642 °F
1,500°C2,732 °F
1,500°C2,732 °F
1,510°C2,750 °F

Thermal

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

Thermal Conductivity

14.2 W/m·K8.2 BTU/hr·ft·°F
42 W/m·K24.3 BTU/hr·ft·°F
40 W/m·K23.1 BTU/hr·ft·°F
42 W/m·K24.3 BTU/hr·ft·°F

Specific Heat Capacity

500 J/kg·K0.12 BTU/lb·°F
470 J/kg·K0.11 BTU/lb·°F
470 J/kg·K0.11 BTU/lb·°F
470 J/kg·K0.11 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

15.9 µm/m·K8.8 µin/in·°F
12 µm/m·K6.7 µin/in·°F
12 µm/m·K6.7 µin/in·°F
12 µm/m·K6.7 µin/in·°F

Latent Heat of Fusion

285 J/g123 BTU/lb
250 J/g107 BTU/lb
270 J/g116 BTU/lb
250 J/g107 BTU/lb

Max Service Temperature (continuous)

1,050°C1,922 °F
250°C482 °F
250°C482 °F
400°C752 °F

Min Service Temperature

-196°C-321 °F
-20°C-4 °F
-40°C-40 °F
-45°C-49 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

2.2 % IACS
8 % IACS
7.5 % IACS
7 % IACS

Electrical Resistivity

7.8×10⁻⁷ Ω·m30.7 µΩ·in
2.2×10⁻⁷ Ω·m8.66 µΩ·in
2.3×10⁻⁷ Ω·m9.06 µΩ·in
2.4×10⁻⁷ Ω·m9.45 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.08 V
—
-0.62 V
-0.6 V

Corrosion Resistance

70 / 100
12 / 100
13 / 100
16 / 100

Manufacturability

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

Machinability

32 / 100
22 / 100
12 / 100
38 / 100

Machinability Rating (AISI 1212 = 100 %)

40%
20%
10%
40%

Weldability

60 / 100
55 / 100
45 / 100
55 / 100

Formability (cold)

65 / 100
25 / 100
15 / 100
30 / 100

Castability

55 / 100
—
—
—

Brazeability / Solderability

55 / 100
20 / 100
—
40 / 100

Polishability

70 / 100
55 / 100
55 / 100
50 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

60 MJ/kg25,795 BTU/lb
28 MJ/kg12,038 BTU/lb
30 MJ/kg12,898 BTU/lb
31 MJ/kg13,328 BTU/lb

Embodied Carbon (primary production)

5.6 kg CO₂/kg
2.3 kg CO₂/kg
2.3 kg CO₂/kg
2.4 kg CO₂/kg

Embodied Water

140 L/kg16.8 gal/lb
45 L/kg5.4 gal/lb
55 L/kg6.6 gal/lb
45 L/kg5.4 gal/lb

Typical Recycled Content

60%
25%
25%
30%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

75 kN·m/kg
159 kN·m/kg
210 kN·m/kg
102 kN·m/kg

Specific Stiffness (E / density)

25.1 MN·m/kg
26.1 MN·m/kg
26.1 MN·m/kg
26.1 MN·m/kg

Modulus of Resilience

169 kJ/m³
2,689 kJ/m³
4,445 kJ/m³
1,409 kJ/m³

Thermal Diffusivity

3.6 mm²/s
11.4 mm²/s
10.8 mm²/s
11.4 mm²/s

Thermal Shock Resistance Index

3
21
27
14

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 scaleAR400AR500A514A182 F10

Manufacturing and finishing

CapabilityA182 F10AR400AR500A514
CNC machining—YesYesYes
Sheet metal—YesYesYes
Default condition—Q&TQ&TQ&T
Relative cost$$$$ High$$$ Premium$$$$ High$$ Standard
Min. machined wall—0.8 mm0.8 mm0.8 mm
Best machined surface—Ra 1.6 µmRa 1.6 µmRa 1.6 µm
AlCrN—YesYesYes
AlTiN—YesYesYes
Black Oxide—YesYesYes
CVD Al2O3—YesYesYes
CVD TiCN—YesYesYes
CVD TiN—YesYesYes
Cerakote—YesYesYes
Chrome Plating—YesYesYes
CrN—YesYesYes
DLC—YesYesYes
E-Coating—YesYesYes
HVOF Coating—YesYesYes
Hot-Dip Galvanizing—YesYesYes
MoS2—YesYesYes
Multilayer CVD—YesYesYes
Nickel Plating—YesYesYes
PTFE Coating—YesYesYes
Painting—YesYesYes

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

Ready to make it?

Upload a CAD file and FabDigit prices the part in A182 F10 and AR400 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.