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AISI 204 Stainless Steel vs. EN 1.6957 Steel

Both AISI 204 stainless steel and EN 1.6957 steel are iron alloys. They have 77% of their average alloy composition in common. There are 32 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 AISI 204 stainless steel and the bottom bar is EN 1.6957 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 330
280
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23 to 39
18
Fatigue Strength, MPa 320 to 720
530
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 500 to 700
570
Tensile Strength: Ultimate (UTS), MPa 730 to 1100
930
Tensile Strength: Yield (Proof), MPa 380 to 1080
780

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 850
450
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
47
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 10
5.0
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.4
2.1
Embodied Energy, MJ/kg 35
29
Embodied Water, L/kg 130
60

Common Calculations

PREN (Pitting Resistance) 20
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240 to 250
160
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 2940
1630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 40
33
Strength to Weight: Bending, points 24 to 31
27
Thermal Diffusivity, mm2/s 4.1
13
Thermal Shock Resistance, points 16 to 24
27

Alloy Composition

Carbon (C), % 0 to 0.030
0.22 to 0.32
Chromium (Cr), % 15 to 17
1.2 to 1.8
Iron (Fe), % 69.6 to 76.4
92.7 to 94.7
Manganese (Mn), % 7.0 to 9.0
0.15 to 0.4
Molybdenum (Mo), % 0
0.25 to 0.45
Nickel (Ni), % 1.5 to 3.0
3.4 to 4.0
Nitrogen (N), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.15
Sulfur (S), % 0 to 0.030
0 to 0.0070
Vanadium (V), % 0
0.050 to 0.15