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EN 1.4962 Stainless Steel vs. EN 1.4021 Stainless Steel

Both EN 1.4962 stainless steel and EN 1.4021 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 32 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 1.4962 stainless steel and the bottom bar is EN 1.4021 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22 to 34
11 to 17
Fatigue Strength, MPa 210 to 330
240 to 380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 420 to 440
390 to 530
Tensile Strength: Ultimate (UTS), MPa 630 to 690
630 to 880
Tensile Strength: Yield (Proof), MPa 260 to 490
390 to 670

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 510
390
Maximum Temperature: Mechanical, °C 910
760
Melting Completion (Liquidus), °C 1480
1440
Melting Onset (Solidus), °C 1440
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 14
30
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 23
7.0
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 4.1
1.9
Embodied Energy, MJ/kg 59
27
Embodied Water, L/kg 150
100

Common Calculations

PREN (Pitting Resistance) 21
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 170
88 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 610
400 to 1160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 24
23 to 31
Strength to Weight: Bending, points 20 to 21
21 to 26
Thermal Diffusivity, mm2/s 3.7
8.1
Thermal Shock Resistance, points 14 to 16
22 to 31

Alloy Composition

Boron (B), % 0.0015 to 0.0060
0
Carbon (C), % 0.070 to 0.15
0.16 to 0.25
Chromium (Cr), % 15.5 to 17.5
12 to 14
Iron (Fe), % 62.1 to 69
83.2 to 87.8
Manganese (Mn), % 0 to 1.5
0 to 1.5
Nickel (Ni), % 12.5 to 14.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0.4 to 0.7
0
Tungsten (W), % 2.5 to 3.0
0