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SAE-AISI 1213 Steel vs. ASTM A372 Grade B Steel

Both SAE-AISI 1213 steel and ASTM A372 grade B steel are iron alloys. Their average alloy composition is basically identical. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1213 steel and the bottom bar is ASTM A372 grade B steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 190
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 29
20
Fatigue Strength, MPa 200 to 290
240
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 290 to 360
380
Tensile Strength: Ultimate (UTS), MPa 440 to 600
600
Tensile Strength: Yield (Proof), MPa 260 to 470
350

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
52
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
18
Embodied Water, L/kg 46
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 110
100
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 580
330
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 21
21
Strength to Weight: Bending, points 17 to 20
20
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 14 to 19
19

Alloy Composition

Carbon (C), % 0 to 0.13
0 to 0.35
Iron (Fe), % 98.4 to 99
97.9 to 99.85
Manganese (Mn), % 0.7 to 1.0
0 to 1.4
Phosphorus (P), % 0.070 to 0.12
0 to 0.015
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0.24 to 0.33
0 to 0.010