MakeItFrom.com
Menu (ESC)

AISI 304 Stainless Steel vs. EN 1.4971 Stainless Steel

Both AISI 304 stainless steel and EN 1.4971 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 31 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 AISI 304 stainless steel and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 360
240
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 8.0 to 43
34
Fatigue Strength, MPa 210 to 440
270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
81
Shear Strength, MPa 400 to 690
530
Tensile Strength: Ultimate (UTS), MPa 580 to 1180
800
Tensile Strength: Yield (Proof), MPa 230 to 860
340

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 420
570
Maximum Temperature: Mechanical, °C 710
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 15
70
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 3.0
7.6
Embodied Energy, MJ/kg 43
110
Embodied Water, L/kg 150
300

Common Calculations

PREN (Pitting Resistance) 20
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 250
220
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1870
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 42
26
Strength to Weight: Bending, points 20 to 32
23
Thermal Diffusivity, mm2/s 4.2
3.4
Thermal Shock Resistance, points 12 to 25
19

Alloy Composition

Carbon (C), % 0 to 0.080
0.080 to 0.16
Chromium (Cr), % 18 to 20
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Iron (Fe), % 66.5 to 74
24.3 to 37.1
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 8.0 to 10.5
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0 to 0.1
0.1 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
2.0 to 3.0