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EN 1.4886 Stainless Steel vs. EN 1.4835 Stainless Steel

Both EN 1.4886 stainless steel and EN 1.4835 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 75% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4886 stainless steel and the bottom bar is EN 1.4835 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
43
Fatigue Strength, MPa 280
310
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 400
520
Tensile Strength: Ultimate (UTS), MPa 580
750
Tensile Strength: Yield (Proof), MPa 300
350

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Maximum Temperature: Corrosion, °C 420
430
Maximum Temperature: Mechanical, °C 1100
1150
Melting Completion (Liquidus), °C 1390
1400
Melting Onset (Solidus), °C 1340
1360
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 15
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
17
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 5.4
3.3
Embodied Energy, MJ/kg 76
47
Embodied Water, L/kg 190
160

Common Calculations

PREN (Pitting Resistance) 19
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
270
Resilience: Unit (Modulus of Resilience), kJ/m3 230
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
27
Strength to Weight: Bending, points 19
24
Thermal Diffusivity, mm2/s 3.1
4.0
Thermal Shock Resistance, points 14
16

Alloy Composition

Carbon (C), % 0 to 0.15
0.050 to 0.12
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 17 to 20
20 to 22
Iron (Fe), % 38.7 to 49
62 to 68.4
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 33 to 37
10 to 12
Nitrogen (N), % 0 to 0.1
0.12 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 1.0 to 2.0
1.4 to 2.5
Sulfur (S), % 0 to 0.015
0 to 0.015