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EN 1.4376 Stainless Steel vs. S21603 Stainless Steel

Both EN 1.4376 stainless steel and S21603 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4376 stainless steel and the bottom bar is S21603 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
45
Fatigue Strength, MPa 420
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Shear Strength, MPa 530
490
Tensile Strength: Ultimate (UTS), MPa 750
690
Tensile Strength: Yield (Proof), MPa 450
390

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 930
990
Melting Completion (Liquidus), °C 1410
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 12
17
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 37
50
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 21
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
270
Resilience: Unit (Modulus of Resilience), kJ/m3 520
380
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
25
Strength to Weight: Bending, points 24
22
Thermal Shock Resistance, points 17
15

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 17 to 20.5
17.5 to 22
Iron (Fe), % 65.5 to 76
57.6 to 67.8
Manganese (Mn), % 5.0 to 8.0
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 2.0 to 4.5
5.0 to 7.0
Nitrogen (N), % 0 to 0.3
0.25 to 0.5
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030