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ASTM Grade HL Steel vs. AISI 305 Stainless Steel

Both ASTM grade HL steel and AISI 305 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 28 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 ASTM grade HL steel and the bottom bar is AISI 305 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
170 to 220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
34 to 45
Fatigue Strength, MPa 150
210 to 280
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 500
580 to 710
Tensile Strength: Yield (Proof), MPa 270
230 to 350

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
540
Melting Completion (Liquidus), °C 1390
1450
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 27
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
3.2
Embodied Energy, MJ/kg 65
45
Embodied Water, L/kg 210
150

Common Calculations

PREN (Pitting Resistance) 31
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
200 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 180
130 to 320
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
20 to 25
Strength to Weight: Bending, points 18
20 to 23
Thermal Shock Resistance, points 11
13 to 15

Alloy Composition

Carbon (C), % 0.2 to 0.6
0 to 0.12
Chromium (Cr), % 28 to 32
17 to 19
Iron (Fe), % 40.8 to 53.8
65.1 to 72.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 18 to 22
10.5 to 13
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 2.0
0 to 0.75
Sulfur (S), % 0 to 0.040
0 to 0.030