FabDigit

A228 vs 1065 and 2 more: properties

A228106510751095

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

207 GPa30 Msi
205 GPa29.7 Msi
205 GPa29.7 Msi
205 GPa29.7 Msi

Shear Modulus

79.3 GPa11.5 Msi
80 GPa11.6 Msi
80 GPa11.6 Msi
80 GPa11.6 Msi

Tensile Strength (Ultimate)

2,300 MPa334 ksi
670 MPa97.2 ksi
830 MPa120 ksi
655 MPa95 ksi

Yield Strength (0.2% offset)

1,950 MPa283 ksi
380 MPa55.1 ksi
470 MPa68.2 ksi
380 MPa55.1 ksi

Elongation at Break

3%
12%
11%
13%

Reduction in Area

40%
30%
20%
40%

Compressive Strength

1,900 MPa276 ksi
380 MPa55.1 ksi
390 MPa56.6 ksi

Shear Strength

1,440 MPa209 ksi
430 MPa62.4 ksi
520 MPa75.4 ksi
430 MPa62.4 ksi

Fatigue Strength (Endurance Limit)

730 MPa106 ksi
300 MPa43.5 ksi
370 MPa53.7 ksi
300 MPa43.5 ksi

Hardness, Brinell

530 HB
190 HB
235 HB
192 HB

Hardness, Rockwell C

52 HRC

Hardness, Vickers

610 HV
247 HV
200 HV

Fracture Toughness (K_IC)

45 MPa·√m41 ksi·√in

Charpy V-Notch Impact (RT)

10 J7.4 ft·lbf
9 J6.6 ft·lbf
6 J4.4 ft·lbf

Hardness, Rockwell B

92 HRB
99 HRB
92 HRB

Same in both: Bulk Modulus 160 GPa23.2 Msi · Poisson's Ratio 0.29

Physical

Density and transition temperatures.

Melting Point (Solidus)

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

Liquidus Temperature

1,470°C2,678 °F
1,480°C2,696 °F
1,470°C2,678 °F
1,470°C2,678 °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
49 W/m·K28.3 BTU/hr·ft·°F
48 W/m·K27.7 BTU/hr·ft·°F
46.7 W/m·K27 BTU/hr·ft·°F

Specific Heat Capacity

480 J/kg·K0.11 BTU/lb·°F
470 J/kg·K0.11 BTU/lb·°F
475 J/kg·K0.11 BTU/lb·°F
470 J/kg·K0.11 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

12.5 µm/m·K6.9 µin/in·°F
11.3 µm/m·K6.3 µin/in·°F
11.5 µm/m·K6.4 µin/in·°F
11.4 µm/m·K6.3 µin/in·°F

Latent Heat of Fusion

247 J/g106 BTU/lb
247 J/g106 BTU/lb
250 J/g107 BTU/lb
250 J/g107 BTU/lb

Max Service Temperature (continuous)

120°C248 °F
350°C662 °F
300°C572 °F
400°C752 °F

Min Service Temperature

-50°C-58 °F
-20°C-4 °F
-30°C-22 °F
-20°C-4 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

8.6 % IACS
9.5 % IACS
9.5 % IACS
9.6 % IACS

Electrical Resistivity

2×10⁻⁷ Ω·m7.87 µΩ·in
1.8×10⁻⁷ Ω·m7.09 µΩ·in
1.8×10⁻⁷ Ω·m7.09 µΩ·in
1.8×10⁻⁷ Ω·m7.09 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Galvanic Potential (seawater, vs SCE)

-0.65 V
-0.61 V
-0.65 V
-0.61 V

Corrosion Resistance

10 / 100
10 / 100
8 / 100
8 / 100

Manufacturability

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

Machinability

16 / 100
45 / 100
38 / 100
45 / 100

Machinability Rating (AISI 1212 = 100 %)

18%
57%
40%
45%

Weldability

10 / 100
25 / 100
18 / 100
15 / 100

Formability (cold)

30 / 100
30 / 100
35 / 100
40 / 100

Brazeability / Solderability

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

Polishability

60 / 100
65 / 100
70 / 100
75 / 100

Castability

45 / 100
40 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

27 MJ/kg11,608 BTU/lb
25 MJ/kg10,748 BTU/lb
25 MJ/kg10,748 BTU/lb
26 MJ/kg11,178 BTU/lb

Embodied Carbon (primary production)

2.1 kg CO₂/kg
1.9 kg CO₂/kg
1.9 kg CO₂/kg
2 kg CO₂/kg

Embodied Water

60 L/kg7.2 gal/lb
30 L/kg3.6 gal/lb
40 L/kg4.8 gal/lb
45 L/kg5.4 gal/lb

Typical Recycled Content

25%
30%
28%
30%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

293 kN·m/kg
85 kN·m/kg
106 kN·m/kg
83 kN·m/kg

Specific Stiffness (E / density)

26.4 MN·m/kg
26.1 MN·m/kg
26.1 MN·m/kg
26.1 MN·m/kg

Modulus of Resilience

9,185 kJ/m³
352 kJ/m³
539 kJ/m³
352 kJ/m³

Thermal Diffusivity

12.2 mm²/s
13.3 mm²/s
12.9 mm²/s
12.7 mm²/s

Thermal Shock Resistance Index

41
14
17
13

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 scale106510751095A228

Manufacturing and finishing

CapabilityA228106510751095
CNC machiningYesYesYes
Sheet metalYesYesYes
Default conditionHRHRAnnealed
Relative cost$$ Standard$$ Standard$$ Standard$$ Standard
Min. machined wall0.8 mm0.8 mm0.8 mm
Best machined surfaceRa 1.6 µmRa 1.6 µmRa 1.6 µm
AlCrNYesYesYes
AlTiNYesYesYes
Black OxideYesYesYes
CVD Al2O3YesYesYes
CVD TiCNYesYesYes
CVD TiNYesYesYes
CerakoteYesYesYes
Chrome PlatingYesYesYes
CrNYesYesYes
DLCYesYesYes
E-CoatingYesYesYes
HVOF CoatingYesYesYes
Hot-Dip GalvanizingYesYesYes
MoS2YesYesYes
Multilayer CVDYesYesYes
Nickel PlatingYesYesYes
PTFE CoatingYesYesYes
PaintingYesYesYes

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 A228 and 1065 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.