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EN 1.4749 Stainless Steel vs. ASTM Grade HL Steel

Both EN 1.4749 stainless steel and ASTM grade HL steel are iron alloys. They have 76% 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 1.4749 stainless steel and the bottom bar is ASTM grade HL steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 16
11
Fatigue Strength, MPa 190
150
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 600
500
Tensile Strength: Yield (Proof), MPa 320
270

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Corrosion, °C 450
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1420
1390
Melting Onset (Solidus), °C 1380
1340
Specific Heat Capacity, J/kg-K 490
490
Thermal Expansion, µm/m-K 9.6
17

Otherwise Unclassified Properties

Base Metal Price, % relative 13
27
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.5
4.5
Embodied Energy, MJ/kg 36
65
Embodied Water, L/kg 160
210

Common Calculations

PREN (Pitting Resistance) 31
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
48
Resilience: Unit (Modulus of Resilience), kJ/m3 250
180
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 21
18
Thermal Shock Resistance, points 22
11

Alloy Composition

Carbon (C), % 0.15 to 0.2
0.2 to 0.6
Chromium (Cr), % 26 to 29
28 to 32
Iron (Fe), % 68.5 to 73.7
40.8 to 53.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
18 to 22
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.040