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EN 1.4301 Stainless Steel vs. EN 1.4922 Stainless Steel

Both EN 1.4301 stainless steel and EN 1.4922 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4301 stainless steel and the bottom bar is EN 1.4922 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 46
16
Fatigue Strength, MPa 200 to 330
330
Impact Strength: V-Notched Charpy, J 91 to 94
38
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 430 to 550
470
Tensile Strength: Ultimate (UTS), MPa 610 to 900
770
Tensile Strength: Yield (Proof), MPa 220 to 570
550

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 420
380
Maximum Temperature: Mechanical, °C 940
720
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
24
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
7.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 43
40
Embodied Water, L/kg 140
100

Common Calculations

PREN (Pitting Resistance) 19
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 820
770
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 32
27
Strength to Weight: Bending, points 20 to 27
24
Thermal Diffusivity, mm2/s 4.0
6.5
Thermal Shock Resistance, points 14 to 20
27

Alloy Composition

Carbon (C), % 0 to 0.070
0.17 to 0.23
Chromium (Cr), % 17.5 to 19.5
10 to 12.5
Iron (Fe), % 66.8 to 74.5
83.5 to 88.2
Manganese (Mn), % 0 to 2.0
0.3 to 1.0
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 8.0 to 10.5
0.3 to 0.8
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0
0.2 to 0.35