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EN 1.4000 Stainless Steel vs. AISI 302 Stainless Steel

Both EN 1.4000 stainless steel and AISI 302 stainless steel are iron alloys. They have 85% 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 1.4000 stainless steel and the bottom bar is AISI 302 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
170 to 440
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
4.5 to 46
Fatigue Strength, MPa 170
210 to 520
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 320
400 to 830
Tensile Strength: Ultimate (UTS), MPa 500
580 to 1430
Tensile Strength: Yield (Proof), MPa 260
230 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 760
710
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
16
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
15
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.9
3.0
Embodied Energy, MJ/kg 27
42
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 13
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
59 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 180
140 to 3070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
21 to 51
Strength to Weight: Bending, points 18
20 to 36
Thermal Diffusivity, mm2/s 8.1
4.4
Thermal Shock Resistance, points 18
12 to 31

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.15
Chromium (Cr), % 12 to 14
17 to 19
Iron (Fe), % 83.9 to 88
67.9 to 75
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0
8.0 to 10
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030