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S31730 Stainless Steel vs. EN 1.4962 Stainless Steel

Both S31730 stainless steel and EN 1.4962 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S31730 stainless steel and the bottom bar is EN 1.4962 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
22 to 34
Fatigue Strength, MPa 170
210 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 370
420 to 440
Tensile Strength: Ultimate (UTS), MPa 540
630 to 690
Tensile Strength: Yield (Proof), MPa 200
260 to 490

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
510
Maximum Temperature: Mechanical, °C 990
910
Melting Completion (Liquidus), °C 1430
1480
Melting Onset (Solidus), °C 1390
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 24
23
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 4.6
4.1
Embodied Energy, MJ/kg 63
59
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 30
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 99
170 to 610
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
21 to 24
Strength to Weight: Bending, points 18
20 to 21
Thermal Shock Resistance, points 12
14 to 16

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0 to 0.030
0.070 to 0.15
Chromium (Cr), % 17 to 19
15.5 to 17.5
Copper (Cu), % 4.0 to 5.0
0
Iron (Fe), % 52.4 to 61
62.1 to 69
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 15 to 16.5
12.5 to 14.5
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.7
Tungsten (W), % 0
2.5 to 3.0