FabDigit

1117 vs 1141 and 2 more: properties

11171141121512L14

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Tensile Strength (Ultimate)

425 MPa61.6 ksi
675 MPa97.9 ksi
415 MPa60.2 ksi
395 MPa57.3 ksi

Yield Strength (0.2% offset)

235 MPa34.1 ksi
360 MPa52.2 ksi
250 MPa36.3 ksi
230 MPa33.4 ksi

Elongation at Break

33%
22%
25%
22%

Reduction in Area

58%
38%
45%
45%

Shear Strength

320 MPa46.4 ksi
405 MPa58.7 ksi
290 MPa42.1 ksi
260 MPa37.7 ksi

Fatigue Strength (Endurance Limit)

200 MPa29 ksi
300 MPa43.5 ksi
190 MPa27.6 ksi
195 MPa28.3 ksi

Charpy V-Notch Impact (RT)

50 J36.9 ft·lbf
30 J22.1 ft·lbf

Hardness, Brinell

121 HB
192 HB
121 HB
121 HB

Hardness, Rockwell B

68 HRB
92 HRB
70 HRB
67 HRB

Same in both: Elastic (Young's) Modulus 200 GPa29 Msi · Shear Modulus 80 GPa11.6 Msi · Bulk Modulus 160 GPa23.2 Msi · Poisson's Ratio 0.29

Physical

Density and transition temperatures.

Density

7.87 g/cm³0.28 lb/in³
7.85 g/cm³0.28 lb/in³
7.87 g/cm³0.28 lb/in³
7.87 g/cm³0.28 lb/in³

Melting Point (Solidus)

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

Liquidus Temperature

1,500°C2,732 °F
1,490°C2,714 °F
1,510°C2,750 °F
1,500°C2,732 °F

Thermal

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

Thermal Conductivity

51 W/m·K29.5 BTU/hr·ft·°F
49 W/m·K28.3 BTU/hr·ft·°F
51.9 W/m·K30 BTU/hr·ft·°F
51.9 W/m·K30 BTU/hr·ft·°F

Specific Heat Capacity

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

Thermal Expansion (CTE, 20–100 °C)

11.7 µm/m·K6.5 µin/in·°F
11.7 µm/m·K6.5 µin/in·°F
11.9 µm/m·K6.6 µin/in·°F
11.7 µm/m·K6.5 µin/in·°F

Latent Heat of Fusion

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

Max Service Temperature (continuous)

400°C752 °F
425°C797 °F
400°C752 °F
300°C572 °F

Same in both: Min Service Temperature -20°C-4 °F

Electrical

Conductivity and insulation.

Electrical Conductivity

10.8 % IACS
9.5 % IACS
10.8 % IACS
10.8 % IACS

Electrical Resistivity

1.6×10⁻⁷ Ω·m6.3 µΩ·in
1.8×10⁻⁷ Ω·m7.09 µΩ·in
1.6×10⁻⁷ Ω·m6.3 µΩ·in
1.59×10⁻⁷ Ω·m6.26 µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

10 / 100
10 / 100
8 / 100
9 / 100

Same in both: Galvanic Potential (seawater, vs SCE) -0.61 V

Manufacturability

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

Machinability

70 / 100
68 / 100
85 / 100
90 / 100

Machinability Rating (AISI 1212 = 100 %)

91%
70%
120%
140%

Weldability

50 / 100
25 / 100
20 / 100
15 / 100

Formability (cold)

60 / 100
35 / 100
35 / 100
40 / 100

Brazeability / Solderability

65 / 100
55 / 100
55 / 100
45 / 100

Polishability

45 / 100
55 / 100
40 / 100
55 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

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

Embodied Carbon (primary production)

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

Embodied Water

45 L/kg5.4 gal/lb
45 L/kg5.4 gal/lb
45 L/kg5.4 gal/lb
40 L/kg4.8 gal/lb

Typical Recycled Content

30%
30%
35%
35%

Common Calculations

Ratios derived from the values above.

Specific Strength (UTS / density)

54 kN·m/kg
86 kN·m/kg
53 kN·m/kg
50 kN·m/kg

Specific Stiffness (E / density)

25.4 MN·m/kg
25.5 MN·m/kg
25.4 MN·m/kg
25.4 MN·m/kg

Modulus of Resilience

138 kJ/m³
324 kJ/m³
156 kJ/m³
132 kJ/m³

Thermal Diffusivity

13.8 mm²/s
12.8 mm²/s
13.6 mm²/s
13.6 mm²/s

Thermal Shock Resistance Index

9
14
9
9

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 scale11171141121512L14

Manufacturing and finishing

Capability11171141121512L14
Default conditionHRHRHRHR
Relative cost$ Budget$$ Standard$ Budget$ Budget
Min. machined wall0.8 mm0.8 mm0.8 mm0.8 mm
Best machined surfaceRa 1.6 µmRa 1.6 µmRa 1.6 µmRa 1.6 µm

Both are offered for CNC machining. Both take the same 38 finishes: AlCrN, AlTiN, Black Oxide, CVD Al2O3, CVD TiCN, CVD TiN, Cerakote, Chrome Plating, Copper Plating, CrN, DLC, E-Coating and 26 more.

Ready to make it?

Upload a CAD file and FabDigit prices the part in 1117 and 1141 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.