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S20432 Stainless Steel vs. EN 1.4307 Stainless Steel

Both S20432 stainless steel and EN 1.4307 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S20432 stainless steel and the bottom bar is EN 1.4307 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
180 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
14 to 46
Fatigue Strength, MPa 210
190 to 320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 400
410 to 550
Tensile Strength: Ultimate (UTS), MPa 580
590 to 900
Tensile Strength: Yield (Proof), MPa 230
200 to 570

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 900
940
Melting Completion (Liquidus), °C 1410
1430
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 13
15
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 38
43
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 20
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
110 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 140
100 to 810
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
21 to 32
Strength to Weight: Bending, points 20
20 to 27
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 13
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 17 to 18
17.5 to 19.5
Copper (Cu), % 2.0 to 3.0
0
Iron (Fe), % 66.7 to 74
66.8 to 74.5
Manganese (Mn), % 3.0 to 5.0
0 to 2.0
Nickel (Ni), % 4.0 to 6.0
8.0 to 10.5
Nitrogen (N), % 0.050 to 0.2
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015