MakeItFrom.com
Menu (ESC)

AISI 304 Stainless Steel vs. SAE-AISI D4 Steel

Both AISI 304 stainless steel and SAE-AISI D4 steel are iron alloys. They have 83% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AISI 304 stainless steel and the bottom bar is SAE-AISI D4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 8.0 to 43
8.4 to 15
Fatigue Strength, MPa 210 to 440
310 to 920
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
74
Shear Strength, MPa 400 to 690
460 to 1210
Tensile Strength: Ultimate (UTS), MPa 580 to 1180
760 to 2060
Tensile Strength: Yield (Proof), MPa 230 to 860
470 to 1540

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
31
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
4.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
5.0

Otherwise Unclassified Properties

Base Metal Price, % relative 15
8.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.0
3.3
Embodied Energy, MJ/kg 43
49
Embodied Water, L/kg 150
100

Common Calculations

PREN (Pitting Resistance) 20
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 250
100 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 42
27 to 75
Strength to Weight: Bending, points 20 to 32
24 to 47
Thermal Diffusivity, mm2/s 4.2
8.3
Thermal Shock Resistance, points 12 to 25
23 to 63

Alloy Composition

Carbon (C), % 0 to 0.080
2.1 to 2.4
Chromium (Cr), % 18 to 20
11 to 13
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 66.5 to 74
80.6 to 86.3
Manganese (Mn), % 0 to 2.0
0 to 0.6
Molybdenum (Mo), % 0
0.7 to 1.2
Nickel (Ni), % 8.0 to 10.5
0 to 0.3
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0 to 1.0

Comparable Variants