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S30601 Stainless Steel vs. EN 1.6958 Steel

Both S30601 stainless steel and EN 1.6958 steel are iron alloys. They have 64% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S30601 stainless steel and the bottom bar is EN 1.6958 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
340
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 37
16
Fatigue Strength, MPa 250
700
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56
56
Shear Modulus, GPa 75
73
Shear Strength, MPa 450
700
Tensile Strength: Ultimate (UTS), MPa 660
1140
Tensile Strength: Yield (Proof), MPa 300
1070

Thermal Properties

Latent Heat of Fusion, J/g 370
250
Maximum Temperature: Mechanical, °C 950
450
Melting Completion (Liquidus), °C 1360
1460
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 20
5.0
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 3.9
2.0
Embodied Energy, MJ/kg 55
27
Embodied Water, L/kg 150
60

Common Calculations

PREN (Pitting Resistance) 18
2.9
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
180
Resilience: Unit (Modulus of Resilience), kJ/m3 230
3050
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
40
Strength to Weight: Bending, points 22
31
Thermal Shock Resistance, points 16
39

Alloy Composition

Aluminum (Al), % 0
0.0050 to 0.050
Carbon (C), % 0 to 0.015
0.25 to 0.3
Chromium (Cr), % 17 to 18
1.2 to 1.7
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 56.9 to 60.5
92.6 to 94.5
Manganese (Mn), % 0.5 to 0.8
0.2 to 0.5
Molybdenum (Mo), % 0 to 0.2
0.35 to 0.55
Nickel (Ni), % 17 to 18
3.3 to 3.8
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 5.0 to 5.6
0.15 to 0.3
Sulfur (S), % 0 to 0.013
0 to 0.015
Vanadium (V), % 0
0 to 0.12