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EN 1.7767 Steel vs. EN 1.4612 Stainless Steel

Both EN 1.7767 steel and EN 1.4612 stainless steel are iron alloys. They have 78% 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 1.7767 steel and the bottom bar is EN 1.4612 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
11
Fatigue Strength, MPa 320 to 340
860 to 950
Impact Strength: V-Notched Charpy, J 46
11 to 22
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Shear Strength, MPa 420 to 430
1010 to 1110
Tensile Strength: Ultimate (UTS), MPa 670 to 690
1690 to 1850
Tensile Strength: Yield (Proof), MPa 460 to 500
1570 to 1730

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 480
790
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
16
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.4
3.6
Embodied Energy, MJ/kg 33
50
Embodied Water, L/kg 64
140

Common Calculations

PREN (Pitting Resistance) 6.4
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
190 to 210
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
60 to 65
Strength to Weight: Bending, points 22
40 to 43
Thermal Shock Resistance, points 19 to 20
58 to 63

Alloy Composition

Aluminum (Al), % 0
1.4 to 1.8
Carbon (C), % 0.1 to 0.15
0 to 0.015
Chromium (Cr), % 2.8 to 3.3
11 to 12.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 93.8 to 95.8
71.5 to 75.5
Manganese (Mn), % 0.3 to 0.6
0 to 0.1
Molybdenum (Mo), % 0.9 to 1.1
1.8 to 2.3
Nickel (Ni), % 0 to 0.25
10.2 to 11.3
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0 to 0.010
Phosphorus (P), % 0 to 0.015
0 to 0.010
Silicon (Si), % 0 to 0.15
0 to 0.1
Sulfur (S), % 0 to 0.0050
0 to 0.0050
Titanium (Ti), % 0 to 0.030
0.2 to 0.5
Vanadium (V), % 0.2 to 0.3
0

Comparable Variants