MakeItFrom.com
Menu (ESC)

AISI 317 Stainless Steel vs. EN 1.4931 Steel

Both AISI 317 stainless steel and EN 1.4931 steel are iron alloys. They have 77% of their average alloy composition in common. There are 31 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 AISI 317 stainless steel and the bottom bar is EN 1.4931 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 220
240
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 35 to 55
17
Fatigue Strength, MPa 250 to 330
410
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 580 to 710
810
Tensile Strength: Yield (Proof), MPa 250 to 420
620

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Mechanical, °C 590
600
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
24
Thermal Expansion, µm/m-K 17
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
9.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
11

Otherwise Unclassified Properties

Base Metal Price, % relative 21
8.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.3
2.9
Embodied Energy, MJ/kg 59
42
Embodied Water, L/kg 160
100

Common Calculations

PREN (Pitting Resistance) 31
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 260
130
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 430
970
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20 to 25
29
Strength to Weight: Bending, points 20 to 22
25
Thermal Diffusivity, mm2/s 4.1
6.5
Thermal Shock Resistance, points 12 to 15
22

Alloy Composition

Carbon (C), % 0 to 0.080
0.2 to 0.26
Chromium (Cr), % 18 to 20
11.3 to 12.2
Iron (Fe), % 58 to 68
83.2 to 86.8
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Molybdenum (Mo), % 3.0 to 4.0
1.0 to 1.2
Nickel (Ni), % 11 to 15
0 to 1.0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 0
0 to 0.5
Vanadium (V), % 0
0.25 to 0.35