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EN 1.4612 Stainless Steel vs. EN 1.4961 Stainless Steel

Both EN 1.4612 stainless steel and EN 1.4961 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4612 stainless steel and the bottom bar is EN 1.4961 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11
39
Fatigue Strength, MPa 860 to 950
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 1010 to 1110
420
Tensile Strength: Ultimate (UTS), MPa 1690 to 1850
610
Tensile Strength: Yield (Proof), MPa 1570 to 1730
220

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 450
510
Maximum Temperature: Mechanical, °C 790
890
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 16
21
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.6
4.0
Embodied Energy, MJ/kg 50
57
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 19
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 210
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 60 to 65
22
Strength to Weight: Bending, points 40 to 43
20
Thermal Shock Resistance, points 58 to 63
14

Alloy Composition

Aluminum (Al), % 1.4 to 1.8
0
Carbon (C), % 0 to 0.015
0.040 to 0.1
Chromium (Cr), % 11 to 12.5
15 to 17
Iron (Fe), % 71.5 to 75.5
65.6 to 72.3
Manganese (Mn), % 0 to 0.1
0 to 1.5
Molybdenum (Mo), % 1.8 to 2.3
0
Nickel (Ni), % 10.2 to 11.3
12 to 14
Niobium (Nb), % 0
0.4 to 1.2
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0 to 0.1
0.3 to 0.6
Sulfur (S), % 0 to 0.0050
0 to 0.015
Titanium (Ti), % 0.2 to 0.5
0