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EN 1.4658 Stainless Steel vs. AISI 302 Stainless Steel

Both EN 1.4658 stainless steel and AISI 302 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 31 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 1.4658 stainless steel and the bottom bar is AISI 302 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
170 to 440
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 28
4.5 to 46
Fatigue Strength, MPa 530
210 to 520
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 580
400 to 830
Tensile Strength: Ultimate (UTS), MPa 900
580 to 1430
Tensile Strength: Yield (Proof), MPa 730
230 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
710
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 25
15
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
3.0
Embodied Energy, MJ/kg 61
42
Embodied Water, L/kg 200
140

Common Calculations

PREN (Pitting Resistance) 49
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
59 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
140 to 3070
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
21 to 51
Strength to Weight: Bending, points 26
20 to 36
Thermal Diffusivity, mm2/s 4.3
4.4
Thermal Shock Resistance, points 24
12 to 31

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 26 to 29
17 to 19
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 50.9 to 63.7
67.9 to 75
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 5.5 to 9.5
8.0 to 10
Nitrogen (N), % 0.3 to 0.5
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030