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EN 1.4301 Stainless Steel vs. EN 1.4529 Stainless Steel

Both EN 1.4301 stainless steel and EN 1.4529 stainless steel are iron alloys. They have 75% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4301 stainless steel and the bottom bar is EN 1.4529 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 46
43
Fatigue Strength, MPa 200 to 330
310
Impact Strength: V-Notched Charpy, J 91 to 94
90
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
80
Shear Strength, MPa 430 to 550
520
Tensile Strength: Ultimate (UTS), MPa 610 to 900
750
Tensile Strength: Yield (Proof), MPa 220 to 570
340

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 940
1100
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
33
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.0
6.2
Embodied Energy, MJ/kg 43
84
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 19
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 220
260
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 820
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 32
26
Strength to Weight: Bending, points 20 to 27
23
Thermal Diffusivity, mm2/s 4.0
3.2
Thermal Shock Resistance, points 14 to 20
17

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.020
Chromium (Cr), % 17.5 to 19.5
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 66.8 to 74.5
42.7 to 50.4
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 8.0 to 10.5
24 to 26
Nitrogen (N), % 0 to 0.1
0.15 to 0.25
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010