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SAE-AISI 1132 Steel vs. EN 1.4887 Stainless Steel

Both SAE-AISI 1132 steel and EN 1.4887 stainless steel are iron alloys. They have 41% of their average alloy composition in common. There are 31 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 1132 steel and the bottom bar is EN 1.4887 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 210
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 14 to 18
45
Fatigue Strength, MPa 240 to 380
280
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 400 to 440
400
Tensile Strength: Ultimate (UTS), MPa 640 to 720
580
Tensile Strength: Yield (Proof), MPa 350 to 590
300

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
39
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.4
6.7
Embodied Energy, MJ/kg 19
96
Embodied Water, L/kg 48
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 97
220
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 940
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 25
20
Strength to Weight: Bending, points 21 to 23
19
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 19 to 22
14

Alloy Composition

Carbon (C), % 0.24 to 0.34
0 to 0.15
Chromium (Cr), % 0
20 to 23
Iron (Fe), % 97.8 to 98.3
34.2 to 45
Manganese (Mn), % 1.4 to 1.7
0 to 2.0
Nickel (Ni), % 0
33 to 37
Niobium (Nb), % 0
1.0 to 1.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0
1.0 to 2.0
Sulfur (S), % 0.080 to 0.13
0 to 0.015