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EN 1.4458 Stainless Steel vs. ASTM Grade HL Steel

Both EN 1.4458 stainless steel and ASTM grade HL steel are iron alloys. They have 89% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4458 stainless steel and the bottom bar is ASTM grade HL steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
11
Fatigue Strength, MPa 150
150
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 510
500
Tensile Strength: Yield (Proof), MPa 190
270

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Corrosion, °C 430
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1420
1390
Melting Onset (Solidus), °C 1370
1340
Specific Heat Capacity, J/kg-K 470
490
Thermal Expansion, µm/m-K 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 30
27
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.4
4.5
Embodied Energy, MJ/kg 75
65
Embodied Water, L/kg 200
210

Common Calculations

PREN (Pitting Resistance) 30
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
48
Resilience: Unit (Modulus of Resilience), kJ/m3 89
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
18
Strength to Weight: Bending, points 18
18
Thermal Shock Resistance, points 12
11

Alloy Composition

Carbon (C), % 0 to 0.030
0.2 to 0.6
Chromium (Cr), % 19 to 22
28 to 32
Copper (Cu), % 0 to 2.0
0
Iron (Fe), % 40.2 to 53
40.8 to 53.8
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 2.5
0 to 0.5
Nickel (Ni), % 26 to 30
18 to 22
Nitrogen (N), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.025
0 to 0.040