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EN 1.4062 Stainless Steel vs. EN 1.4971 Stainless Steel

Both EN 1.4062 stainless steel and EN 1.4971 stainless steel are iron alloys. They have 56% of their average alloy composition in common. There are 30 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 EN 1.4062 stainless steel and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 23 to 34
34
Fatigue Strength, MPa 410 to 420
270
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
81
Shear Strength, MPa 510
530
Tensile Strength: Ultimate (UTS), MPa 770 to 800
800
Tensile Strength: Yield (Proof), MPa 530 to 600
340

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 440
570
Maximum Temperature: Mechanical, °C 1030
1100
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 12
70
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 2.6
7.6
Embodied Energy, MJ/kg 37
110
Embodied Water, L/kg 150
300

Common Calculations

PREN (Pitting Resistance) 27
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170 to 230
220
Resilience: Unit (Modulus of Resilience), kJ/m3 690 to 910
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 29
26
Strength to Weight: Bending, points 24 to 25
23
Thermal Diffusivity, mm2/s 4.0
3.4
Thermal Shock Resistance, points 21 to 22
19

Alloy Composition

Carbon (C), % 0 to 0.030
0.080 to 0.16
Chromium (Cr), % 21.5 to 24
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Iron (Fe), % 69.3 to 77.3
24.3 to 37.1
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.45
2.5 to 3.5
Nickel (Ni), % 1.0 to 2.9
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0.16 to 0.28
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Tungsten (W), % 0
2.0 to 3.0