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ASTM A387 Grade 22L Class 1 vs. EN 1.4107 Stainless Steel

Both ASTM A387 grade 22L class 1 and EN 1.4107 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 30 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 ASTM A387 grade 22L class 1 and the bottom bar is EN 1.4107 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
18 to 21
Fatigue Strength, MPa 160
260 to 350
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Tensile Strength: Ultimate (UTS), MPa 500
620 to 700
Tensile Strength: Yield (Proof), MPa 230
400 to 570

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 460
740
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
27
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
7.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.7
2.1
Embodied Energy, MJ/kg 23
30
Embodied Water, L/kg 58
100

Common Calculations

PREN (Pitting Resistance) 5.6
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 140
420 to 840
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
22 to 25
Strength to Weight: Bending, points 18
21 to 22
Thermal Diffusivity, mm2/s 11
7.2
Thermal Shock Resistance, points 14
22 to 25

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 2.0 to 2.5
11.5 to 12.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 95.2 to 96.8
83.8 to 87.2
Manganese (Mn), % 0.3 to 0.6
0.5 to 0.8
Molybdenum (Mo), % 0.9 to 1.1
0 to 0.5
Nickel (Ni), % 0
0.8 to 1.5
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.020
Vanadium (V), % 0
0 to 0.080