MakeItFrom.com
Menu (ESC)

EN 1.4935 Stainless Steel vs. EN 1.7767 Steel

Both EN 1.4935 stainless steel and EN 1.7767 steel are iron alloys. They have 90% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4935 stainless steel and the bottom bar is EN 1.7767 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 16 to 18
20
Fatigue Strength, MPa 350 to 400
320 to 340
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 480 to 540
420 to 430
Tensile Strength: Ultimate (UTS), MPa 780 to 880
670 to 690
Tensile Strength: Yield (Proof), MPa 570 to 670
460 to 500

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 740
480
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
40
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
4.5
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
2.4
Embodied Energy, MJ/kg 42
33
Embodied Water, L/kg 100
64

Common Calculations

PREN (Pitting Resistance) 16
6.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 830 to 1160
570 to 650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 31
24
Strength to Weight: Bending, points 24 to 26
22
Thermal Diffusivity, mm2/s 6.5
11
Thermal Shock Resistance, points 27 to 30
19 to 20

Alloy Composition

Carbon (C), % 0.17 to 0.24
0.1 to 0.15
Chromium (Cr), % 11 to 12.5
2.8 to 3.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 83 to 86.7
93.8 to 95.8
Manganese (Mn), % 0.3 to 0.8
0.3 to 0.6
Molybdenum (Mo), % 0.8 to 1.2
0.9 to 1.1
Nickel (Ni), % 0.3 to 0.8
0 to 0.25
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0.1 to 0.5
0 to 0.15
Sulfur (S), % 0 to 0.015
0 to 0.0050
Titanium (Ti), % 0
0 to 0.030
Tungsten (W), % 0.4 to 0.6
0
Vanadium (V), % 0.2 to 0.35
0.2 to 0.3