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SAE-AISI D4 Steel vs. EN 1.4913 Stainless Steel

Both SAE-AISI D4 steel and EN 1.4913 stainless steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 29 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 D4 steel and the bottom bar is EN 1.4913 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 8.4 to 15
14 to 22
Fatigue Strength, MPa 310 to 920
320 to 480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 74
75
Shear Strength, MPa 460 to 1210
550 to 590
Tensile Strength: Ultimate (UTS), MPa 760 to 2060
870 to 980
Tensile Strength: Yield (Proof), MPa 470 to 1540
480 to 850

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 31
24
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 5.0
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
9.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.3
2.9
Embodied Energy, MJ/kg 49
41
Embodied Water, L/kg 100
97

Common Calculations

PREN (Pitting Resistance) 15
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 160
130 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 75
31 to 35
Strength to Weight: Bending, points 24 to 47
26 to 28
Thermal Diffusivity, mm2/s 8.3
6.5
Thermal Shock Resistance, points 23 to 63
31 to 34

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0 to 0.0015
Carbon (C), % 2.1 to 2.4
0.17 to 0.23
Chromium (Cr), % 11 to 13
10 to 11.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 80.6 to 86.3
84.5 to 88.3
Manganese (Mn), % 0 to 0.6
0.4 to 0.9
Molybdenum (Mo), % 0.7 to 1.2
0.5 to 0.8
Nickel (Ni), % 0 to 0.3
0.2 to 0.6
Niobium (Nb), % 0
0.25 to 0.55
Nitrogen (N), % 0
0.050 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0 to 1.0
0.1 to 0.3

Comparable Variants