MakeItFrom.com
Menu (ESC)

EN 1.4749 Stainless Steel vs. S20910 Stainless Steel

Both EN 1.4749 stainless steel and S20910 stainless steel are iron alloys. They have 80% 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 EN 1.4749 stainless steel and the bottom bar is S20910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
230 to 290
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 16
14 to 39
Fatigue Strength, MPa 190
310 to 460
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
79
Shear Strength, MPa 370
500 to 570
Tensile Strength: Ultimate (UTS), MPa 600
780 to 940
Tensile Strength: Yield (Proof), MPa 320
430 to 810

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 450
460
Maximum Temperature: Mechanical, °C 1100
1080
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
13
Thermal Expansion, µm/m-K 9.6
16

Otherwise Unclassified Properties

Base Metal Price, % relative 13
22
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.5
4.8
Embodied Energy, MJ/kg 36
68
Embodied Water, L/kg 160
180

Common Calculations

PREN (Pitting Resistance) 31
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 250
460 to 1640
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 22
28 to 33
Strength to Weight: Bending, points 21
24 to 27
Thermal Diffusivity, mm2/s 4.6
3.6
Thermal Shock Resistance, points 22
17 to 21

Alloy Composition

Carbon (C), % 0.15 to 0.2
0 to 0.060
Chromium (Cr), % 26 to 29
20.5 to 23.5
Iron (Fe), % 68.5 to 73.7
52.1 to 62.1
Manganese (Mn), % 0 to 1.0
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 0
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0.15 to 0.25
0.2 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3