MakeItFrom.com
Menu (ESC)

S31730 Stainless Steel vs. EN 1.4589 Stainless Steel

Both S31730 stainless steel and EN 1.4589 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 75% of their average alloy composition in common. There are 28 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 S31730 stainless steel and the bottom bar is EN 1.4589 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
17
Fatigue Strength, MPa 170
260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 370
400
Tensile Strength: Ultimate (UTS), MPa 540
650
Tensile Strength: Yield (Proof), MPa 200
440

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
470
Maximum Temperature: Mechanical, °C 990
810
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 24
9.5
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 4.6
2.4
Embodied Energy, MJ/kg 63
34
Embodied Water, L/kg 180
110

Common Calculations

PREN (Pitting Resistance) 30
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
96
Resilience: Unit (Modulus of Resilience), kJ/m3 99
490
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
23
Strength to Weight: Bending, points 18
22
Thermal Shock Resistance, points 12
23

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 17 to 19
13.5 to 15.5
Copper (Cu), % 4.0 to 5.0
0
Iron (Fe), % 52.4 to 61
78.2 to 85
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 3.0 to 4.0
0.2 to 1.2
Nickel (Ni), % 15 to 16.5
1.0 to 2.5
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
0.3 to 0.5