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EN 1.4854 Stainless Steel vs. EN 1.4948 Stainless Steel

Both EN 1.4854 stainless steel and EN 1.4948 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 66% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4854 stainless steel and the bottom bar is EN 1.4948 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
48
Fatigue Strength, MPa 310
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 520
430
Tensile Strength: Ultimate (UTS), MPa 750
610
Tensile Strength: Yield (Proof), MPa 340
210

Thermal Properties

Latent Heat of Fusion, J/g 330
290
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1170
930
Melting Completion (Liquidus), °C 1370
1430
Melting Onset (Solidus), °C 1330
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 11
17
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 34
15
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.7
3.0
Embodied Energy, MJ/kg 81
43
Embodied Water, L/kg 220
140

Common Calculations

PREN (Pitting Resistance) 28
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
230
Resilience: Unit (Modulus of Resilience), kJ/m3 280
110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26
22
Strength to Weight: Bending, points 23
21
Thermal Diffusivity, mm2/s 2.9
4.5
Thermal Shock Resistance, points 18
14

Alloy Composition

Carbon (C), % 0.040 to 0.080
0.040 to 0.080
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 24 to 26
17 to 19
Iron (Fe), % 33.6 to 40.6
66.8 to 75
Manganese (Mn), % 0 to 2.0
0 to 2.0
Nickel (Ni), % 34 to 36
8.0 to 11
Nitrogen (N), % 0.12 to 0.2
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 1.2 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015