MakeItFrom.com
Menu (ESC)

EN 1.6958 Steel vs. S15700 Stainless Steel

Both EN 1.6958 steel and S15700 stainless steel are iron alloys. They have 79% 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 S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 340
200 to 460
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
1.1 to 29
Fatigue Strength, MPa 700
370 to 770
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 700
770 to 1070
Tensile Strength: Ultimate (UTS), MPa 1140
1180 to 1890
Tensile Strength: Yield (Proof), MPa 1070
500 to 1770

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 450
870
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 47
16
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
15
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.0
3.4
Embodied Energy, MJ/kg 27
47
Embodied Water, L/kg 60
140

Common Calculations

PREN (Pitting Resistance) 2.9
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
17 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 3050
640 to 4660
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 40
42 to 67
Strength to Weight: Bending, points 31
32 to 43
Thermal Diffusivity, mm2/s 13
4.2
Thermal Shock Resistance, points 39
39 to 63

Alloy Composition

Aluminum (Al), % 0.0050 to 0.050
0.75 to 1.5
Carbon (C), % 0.25 to 0.3
0 to 0.090
Chromium (Cr), % 1.2 to 1.7
14 to 16
Iron (Fe), % 92.6 to 94.5
69.6 to 76.8
Manganese (Mn), % 0.2 to 0.5
0 to 1.0
Molybdenum (Mo), % 0.35 to 0.55
2.0 to 3.0
Nickel (Ni), % 3.3 to 3.8
6.5 to 7.7
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0.15 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0 to 0.12
0