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SAE-AISI A7 Steel vs. EN 1.7336 Steel

Both SAE-AISI A7 steel and EN 1.7336 steel are iron alloys. They have 87% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A7 steel and the bottom bar is EN 1.7336 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 800 to 2150
590

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 37
40
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 10
3.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 13
1.6
Embodied Energy, MJ/kg 200
21
Embodied Water, L/kg 100
53

Common Calculations

PREN (Pitting Resistance) 11
3.2
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29 to 77
21
Strength to Weight: Bending, points 25 to 48
20
Thermal Diffusivity, mm2/s 10
11
Thermal Shock Resistance, points 27 to 72
17

Alloy Composition

Carbon (C), % 2.0 to 2.9
0 to 0.17
Chromium (Cr), % 5.0 to 5.8
1.0 to 1.5
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 81.4 to 87.7
95.6 to 97.7
Manganese (Mn), % 0 to 0.8
0.4 to 0.65
Molybdenum (Mo), % 0.9 to 1.4
0.45 to 0.65
Nickel (Ni), % 0 to 0.3
0 to 0.3
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 0.5
0.5 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0050
Tungsten (W), % 0.5 to 1.5
0
Vanadium (V), % 3.9 to 5.2
0