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EN 1.4807 Stainless Steel vs. SAE-AISI 1137 Steel

Both EN 1.4807 stainless steel and SAE-AISI 1137 steel are iron alloys. They have 43% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4807 stainless steel and the bottom bar is SAE-AISI 1137 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.5
11 to 17
Fatigue Strength, MPa 120
250 to 400
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 480
700 to 760
Tensile Strength: Yield (Proof), MPa 250
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1000
400
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
51
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
10
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
12

Otherwise Unclassified Properties

Base Metal Price, % relative 39
1.9
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.8
1.4
Embodied Energy, MJ/kg 97
19
Embodied Water, L/kg 190
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
81 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 160
360 to 1130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
25 to 27
Strength to Weight: Bending, points 17
22 to 24
Thermal Diffusivity, mm2/s 3.2
14
Thermal Shock Resistance, points 12
21 to 23

Alloy Composition

Carbon (C), % 0.3 to 0.5
0.32 to 0.39
Chromium (Cr), % 17 to 20
0
Iron (Fe), % 36.6 to 46.7
97.8 to 98.3
Manganese (Mn), % 0 to 2.0
1.4 to 1.7
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 34 to 36
0
Niobium (Nb), % 1.0 to 1.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 1.0 to 2.5
0
Sulfur (S), % 0 to 0.030
0.080 to 0.13