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S20910 Stainless Steel vs. ASTM A204 Steel

Both S20910 stainless steel and ASTM A204 steel are iron alloys. 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 S20910 stainless steel and the bottom bar is ASTM A204 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
160 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
18 to 22
Fatigue Strength, MPa 310 to 460
200 to 220
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 500 to 570
330 to 360
Tensile Strength: Ultimate (UTS), MPa 780 to 940
520 to 590
Tensile Strength: Yield (Proof), MPa 430 to 810
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1080
410
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1420 to 1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
52
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.4
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.8
1.5
Embodied Energy, MJ/kg 68
20
Embodied Water, L/kg 180
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
90 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
220 to 290
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 33
18 to 21
Strength to Weight: Bending, points 24 to 27
18 to 20
Thermal Diffusivity, mm2/s 3.6
14
Thermal Shock Resistance, points 17 to 21
15 to 17