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EN 1.4874 Stainless Steel vs. EN 1.4307 Stainless Steel

Both EN 1.4874 stainless steel and EN 1.4307 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4874 stainless steel and the bottom bar is EN 1.4307 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
180 to 270
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 6.7
14 to 46
Fatigue Strength, MPa 180
190 to 320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 480
590 to 900
Tensile Strength: Yield (Proof), MPa 360
200 to 570

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 560
420
Maximum Temperature: Mechanical, °C 1150
940
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 70
15
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 7.6
3.0
Embodied Energy, MJ/kg 110
43
Embodied Water, L/kg 290
140

Common Calculations

PREN (Pitting Resistance) 34
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
110 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 310
100 to 810
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
21 to 32
Strength to Weight: Bending, points 16
20 to 27
Thermal Diffusivity, mm2/s 3.3
4.0
Thermal Shock Resistance, points 11
13 to 20

Alloy Composition

Carbon (C), % 0.35 to 0.65
0 to 0.030
Chromium (Cr), % 19 to 22
17.5 to 19.5
Cobalt (Co), % 18.5 to 22
0
Iron (Fe), % 23 to 38.9
66.8 to 74.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 18 to 22
8.0 to 10.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 2.0 to 3.0
0