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EN 1.4841 Stainless Steel vs. EN 1.4961 Stainless Steel

Both EN 1.4841 stainless steel and EN 1.4961 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 82% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4841 stainless steel and the bottom bar is EN 1.4961 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 32
39
Fatigue Strength, MPa 200
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 430
420
Tensile Strength: Ultimate (UTS), MPa 650
610
Tensile Strength: Yield (Proof), MPa 260
220

Thermal Properties

Latent Heat of Fusion, J/g 330
290
Maximum Temperature: Corrosion, °C 440
510
Maximum Temperature: Mechanical, °C 1150
890
Melting Completion (Liquidus), °C 1380
1430
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 25
21
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.3
4.0
Embodied Energy, MJ/kg 62
57
Embodied Water, L/kg 190
140

Common Calculations

PREN (Pitting Resistance) 26
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
190
Resilience: Unit (Modulus of Resilience), kJ/m3 170
120
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
22
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 15
14

Alloy Composition

Carbon (C), % 0 to 0.2
0.040 to 0.1
Chromium (Cr), % 24 to 26
15 to 17
Iron (Fe), % 47.1 to 55.5
65.6 to 72.3
Manganese (Mn), % 0 to 2.0
0 to 1.5
Nickel (Ni), % 19 to 22
12 to 14
Niobium (Nb), % 0
0.4 to 1.2
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 1.5 to 2.5
0.3 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.015