ASTM A387 Grade 21L Class 1 vs. EN 1.4596 Stainless Steel
Both ASTM A387 grade 21L class 1 and EN 1.4596 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is ASTM A387 grade 21L class 1 and the bottom bar is EN 1.4596 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
200 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 74 | |
76 |
Tensile Strength: Ultimate (UTS), MPa | 500 | |
1030 to 1600 |
Thermal Properties
Latent Heat of Fusion, J/g | 260 | |
280 |
Maximum Temperature: Mechanical, °C | 480 | |
790 |
Melting Completion (Liquidus), °C | 1470 | |
1450 |
Melting Onset (Solidus), °C | 1430 | |
1410 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Expansion, µm/m-K | 13 | |
11 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 4.1 | |
15 |
Density, g/cm3 | 7.9 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 1.8 | |
3.5 |
Embodied Energy, MJ/kg | 23 | |
48 |
Embodied Water, L/kg | 62 | |
130 |
Common Calculations
PREN (Pitting Resistance) | 6.4 | |
19 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 18 | |
36 to 56 |
Strength to Weight: Bending, points | 18 | |
29 to 39 |
Thermal Shock Resistance, points | 14 | |
35 to 54 |
Alloy Composition
Aluminum (Al), % | 0 | |
0.8 to 1.1 |
Carbon (C), % | 0 to 0.1 | |
0 to 0.015 |
Chromium (Cr), % | 2.8 to 3.3 | |
11.5 to 12.5 |
Iron (Fe), % | 94.4 to 96.1 | |
73.4 to 76.4 |
Manganese (Mn), % | 0.3 to 0.6 | |
0 to 0.1 |
Molybdenum (Mo), % | 0.9 to 1.1 | |
1.9 to 2.2 |
Nickel (Ni), % | 0 | |
9.2 to 10.2 |
Nitrogen (N), % | 0 | |
0 to 0.020 |
Phosphorus (P), % | 0 to 0.025 | |
0 to 0.010 |
Silicon (Si), % | 0 to 0.5 | |
0 to 0.1 |
Sulfur (S), % | 0 to 0.025 | |
0 to 0.0050 |
Titanium (Ti), % | 0 | |
0.28 to 0.4 |