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EN 1.4981 Stainless Steel vs. EN 1.4962 Stainless Steel

Both EN 1.4981 stainless steel and EN 1.4962 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4981 stainless steel and the bottom bar is EN 1.4962 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 39
22 to 34
Fatigue Strength, MPa 210
210 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 420
420 to 440
Tensile Strength: Ultimate (UTS), MPa 610
630 to 690
Tensile Strength: Yield (Proof), MPa 240
260 to 490

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 520
510
Maximum Temperature: Mechanical, °C 940
910
Melting Completion (Liquidus), °C 1440
1480
Melting Onset (Solidus), °C 1400
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 25
23
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 4.8
4.1
Embodied Energy, MJ/kg 67
59
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 22
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 150
170 to 610
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
21 to 24
Strength to Weight: Bending, points 20
20 to 21
Thermal Diffusivity, mm2/s 4.3
3.7
Thermal Shock Resistance, points 14
14 to 16

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0.040 to 0.1
0.070 to 0.15
Chromium (Cr), % 15.5 to 17.5
15.5 to 17.5
Iron (Fe), % 59.6 to 66.7
62.1 to 69
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 1.6 to 2.0
0
Nickel (Ni), % 15.5 to 17.5
12.5 to 14.5
Niobium (Nb), % 0.4 to 1.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0.3 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.7
Tungsten (W), % 0
2.5 to 3.0