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EN 1.4982 Stainless Steel vs. EN 1.4372 Stainless Steel

Both EN 1.4982 stainless steel and EN 1.4372 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4982 stainless steel and the bottom bar is EN 1.4372 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
47
Fatigue Strength, MPa 420
330
Impact Strength: V-Notched Charpy, J 57
90
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 490
560
Tensile Strength: Ultimate (UTS), MPa 750
790
Tensile Strength: Yield (Proof), MPa 570
350

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 540
410
Maximum Temperature: Mechanical, °C 860
880
Melting Completion (Liquidus), °C 1430
1410
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 22
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.9
2.6
Embodied Energy, MJ/kg 71
38
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 19
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
310
Resilience: Unit (Modulus of Resilience), kJ/m3 830
320
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
29
Strength to Weight: Bending, points 23
25
Thermal Diffusivity, mm2/s 3.4
4.0
Thermal Shock Resistance, points 17
17

Alloy Composition

Boron (B), % 0.0030 to 0.0090
0
Carbon (C), % 0.070 to 0.13
0 to 0.15
Chromium (Cr), % 14 to 16
16 to 18
Iron (Fe), % 61.8 to 69.7
67.5 to 75
Manganese (Mn), % 5.5 to 7.0
5.5 to 7.5
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 9.0 to 11
3.5 to 5.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0 to 0.1
0.050 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0.15 to 0.4
0