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SAE-AISI M34 Steel vs. EN 1.3558 Steel

Both SAE-AISI M34 steel and EN 1.3558 steel are iron alloys. They have 82% of their average alloy composition in common. There are 22 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 SAE-AISI M34 steel and the bottom bar is EN 1.3558 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 800 to 2170
770

Thermal Properties

Latent Heat of Fusion, J/g 270
240
Melting Completion (Liquidus), °C 1540
1810
Melting Onset (Solidus), °C 1500
1760
Specific Heat Capacity, J/kg-K 450
410
Thermal Conductivity, W/m-K 24
20
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 32
45
Density, g/cm3 8.2
9.3
Embodied Carbon, kg CO2/kg material 9.5
8.4
Embodied Energy, MJ/kg 140
130
Embodied Water, L/kg 150
90

Common Calculations

PREN (Pitting Resistance) 35
35
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 27 to 74
23
Strength to Weight: Bending, points 23 to 46
20
Thermal Diffusivity, mm2/s 6.7
5.3
Thermal Shock Resistance, points 25 to 67
22

Alloy Composition

Carbon (C), % 0.85 to 0.92
0.7 to 0.8
Chromium (Cr), % 3.5 to 4.0
3.9 to 4.3
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 71.3 to 76.5
73.7 to 77.6
Manganese (Mn), % 0.15 to 0.4
0 to 0.4
Molybdenum (Mo), % 7.8 to 9.2
0 to 0.6
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.2 to 0.45
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 1.4 to 2.1
17.5 to 19
Vanadium (V), % 1.9 to 2.3
1.0 to 1.3