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EN 1.4962 Stainless Steel vs. EN 1.4887 Stainless Steel

Both EN 1.4962 stainless steel and EN 1.4887 stainless steel are iron alloys. They have 71% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4962 stainless steel and the bottom bar is EN 1.4887 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 210
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22 to 34
45
Fatigue Strength, MPa 210 to 330
280
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 420 to 440
400
Tensile Strength: Ultimate (UTS), MPa 630 to 690
580
Tensile Strength: Yield (Proof), MPa 260 to 490
300

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Corrosion, °C 510
600
Maximum Temperature: Mechanical, °C 910
1100
Melting Completion (Liquidus), °C 1480
1390
Melting Onset (Solidus), °C 1440
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 14
12
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 23
39
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 4.1
6.7
Embodied Energy, MJ/kg 59
96
Embodied Water, L/kg 150
210

Common Calculations

PREN (Pitting Resistance) 21
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 170
220
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 610
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 24
20
Strength to Weight: Bending, points 20 to 21
19
Thermal Diffusivity, mm2/s 3.7
3.2
Thermal Shock Resistance, points 14 to 16
14

Alloy Composition

Boron (B), % 0.0015 to 0.0060
0
Carbon (C), % 0.070 to 0.15
0 to 0.15
Chromium (Cr), % 15.5 to 17.5
20 to 23
Iron (Fe), % 62.1 to 69
34.2 to 45
Manganese (Mn), % 0 to 1.5
0 to 2.0
Nickel (Ni), % 12.5 to 14.5
33 to 37
Niobium (Nb), % 0
1.0 to 1.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.5
1.0 to 2.0
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