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S31730 Stainless Steel vs. EN 1.4983 Stainless Steel

Both S31730 stainless steel and EN 1.4983 stainless steel are iron alloys. They have a moderately high 90% 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 1.4983 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
40
Fatigue Strength, MPa 170
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 370
430
Tensile Strength: Ultimate (UTS), MPa 540
630
Tensile Strength: Yield (Proof), MPa 200
230

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
520
Maximum Temperature: Mechanical, °C 990
940
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 24
19
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 4.6
4.1
Embodied Energy, MJ/kg 63
56
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 30
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
200
Resilience: Unit (Modulus of Resilience), kJ/m3 99
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 18
21
Thermal Shock Resistance, points 12
14

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0 to 0.030
0.040 to 0.080
Chromium (Cr), % 17 to 19
16 to 18
Copper (Cu), % 4.0 to 5.0
0
Iron (Fe), % 52.4 to 61
61.8 to 69.6
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 3.0 to 4.0
2.0 to 2.5
Nickel (Ni), % 15 to 16.5
12 to 14
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 0.75
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.8