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EN 1.4874 Stainless Steel vs. EN 1.4736 Stainless Steel

Both EN 1.4874 stainless steel and EN 1.4736 stainless steel are iron alloys. They have 49% of their average alloy composition in common. There are 30 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 1.4874 stainless steel and the bottom bar is EN 1.4736 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
170
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 6.7
28
Fatigue Strength, MPa 180
230
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 480
580
Tensile Strength: Yield (Proof), MPa 360
310

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 560
500
Maximum Temperature: Mechanical, °C 1150
1000
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 450
490
Thermal Conductivity, W/m-K 13
21
Thermal Expansion, µm/m-K 15
10

Otherwise Unclassified Properties

Base Metal Price, % relative 70
9.0
Density, g/cm3 8.4
7.6
Embodied Carbon, kg CO2/kg material 7.6
2.4
Embodied Energy, MJ/kg 110
35
Embodied Water, L/kg 290
140

Common Calculations

PREN (Pitting Resistance) 34
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
140
Resilience: Unit (Modulus of Resilience), kJ/m3 310
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
21
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 3.3
5.6
Thermal Shock Resistance, points 11
21

Alloy Composition

Aluminum (Al), % 0
1.7 to 2.1
Carbon (C), % 0.35 to 0.65
0 to 0.040
Chromium (Cr), % 19 to 22
17 to 18
Cobalt (Co), % 18.5 to 22
0
Iron (Fe), % 23 to 38.9
77 to 81.1
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 18 to 22
0
Niobium (Nb), % 0.75 to 1.3
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 0.030
0 to 0.015
Titanium (Ti), % 0
0.2 to 0.8
Tungsten (W), % 2.0 to 3.0
0