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EN 1.4371 Stainless Steel vs. EN 1.4849 Stainless Steel

Both EN 1.4371 stainless steel and EN 1.4849 stainless steel are iron alloys. They have 61% 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 1.4371 stainless steel and the bottom bar is EN 1.4849 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 230
140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45 to 51
4.5
Fatigue Strength, MPa 290 to 340
120
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Tensile Strength: Ultimate (UTS), MPa 740 to 750
480
Tensile Strength: Yield (Proof), MPa 320 to 340
250

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Corrosion, °C 410
620
Maximum Temperature: Mechanical, °C 880
1020
Melting Completion (Liquidus), °C 1410
1390
Melting Onset (Solidus), °C 1370
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 12
42
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.6
7.1
Embodied Energy, MJ/kg 38
100
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 20
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 310
18
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 300
160
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
17
Strength to Weight: Bending, points 24
17
Thermal Diffusivity, mm2/s 4.0
3.2
Thermal Shock Resistance, points 16
11

Alloy Composition

Carbon (C), % 0 to 0.030
0.3 to 0.5
Chromium (Cr), % 16 to 17.5
18 to 21
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 66.7 to 74.4
32.6 to 43.5
Manganese (Mn), % 6.0 to 8.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 3.5 to 5.5
36 to 39
Niobium (Nb), % 0
1.2 to 1.8
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.5
Sulfur (S), % 0 to 0.015
0 to 0.030