MakeItFrom.com
Menu (ESC)

EN 1.6958 Steel vs. EN 1.4310 Stainless Steel

Both EN 1.6958 steel and EN 1.4310 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 32 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 1.6958 steel and the bottom bar is EN 1.4310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 340
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
14 to 45
Fatigue Strength, MPa 700
240 to 330
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 700
510 to 550
Tensile Strength: Ultimate (UTS), MPa 1140
730 to 900
Tensile Strength: Yield (Proof), MPa 1070
260 to 570

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 450
910
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 47
15
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
14
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.0
2.9
Embodied Energy, MJ/kg 27
42
Embodied Water, L/kg 60
140

Common Calculations

PREN (Pitting Resistance) 2.9
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
110 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 3050
170 to 830
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 40
26 to 32
Strength to Weight: Bending, points 31
23 to 27
Thermal Diffusivity, mm2/s 13
4.0
Thermal Shock Resistance, points 39
15 to 18

Alloy Composition

Aluminum (Al), % 0.0050 to 0.050
0
Carbon (C), % 0.25 to 0.3
0.050 to 0.15
Chromium (Cr), % 1.2 to 1.7
16 to 19
Iron (Fe), % 92.6 to 94.5
66.4 to 78
Manganese (Mn), % 0.2 to 0.5
0 to 2.0
Molybdenum (Mo), % 0.35 to 0.55
0 to 0.8
Nickel (Ni), % 3.3 to 3.8
6.0 to 9.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0.15 to 0.3
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0 to 0.12
0