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SAE-AISI 1141 Steel vs. EN 1.7376 Steel

Both SAE-AISI 1141 steel and EN 1.7376 steel are iron alloys. They have 89% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1141 steel and the bottom bar is EN 1.7376 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 220
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 17
20
Fatigue Strength, MPa 270 to 430
320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 740 to 810
710
Tensile Strength: Yield (Proof), MPa 400 to 700
460

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
600
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
26
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
6.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.1
Embodied Energy, MJ/kg 19
29
Embodied Water, L/kg 47
88

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 430 to 1290
560
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 29
25
Strength to Weight: Bending, points 23 to 25
23
Thermal Diffusivity, mm2/s 14
6.9
Thermal Shock Resistance, points 24 to 26
20

Alloy Composition

Carbon (C), % 0.37 to 0.45
0.12 to 0.19
Chromium (Cr), % 0
8.0 to 10
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 97.7 to 98.2
86.2 to 90.6
Manganese (Mn), % 1.4 to 1.7
0.35 to 0.65
Molybdenum (Mo), % 0
0.9 to 1.2
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0.080 to 0.13
0 to 0.030
Vanadium (V), % 0
0 to 0.050