MakeItFrom.com
Menu (ESC)

ASTM Grade HN Steel vs. S66286 Stainless Steel

Both ASTM grade HN steel and S66286 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HN steel and the bottom bar is S66286 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.0
17 to 40
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
75
Tensile Strength: Ultimate (UTS), MPa 500
620 to 1020

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 420
780
Maximum Temperature: Mechanical, °C 1080
920
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1350
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 26
26
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.6
6.0
Embodied Energy, MJ/kg 66
87
Embodied Water, L/kg 180
170

Common Calculations

PREN (Pitting Resistance) 22
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
22 to 36
Strength to Weight: Bending, points 18
20 to 28
Thermal Diffusivity, mm2/s 3.5
4.0
Thermal Shock Resistance, points 11
13 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0.2 to 0.5
0 to 0.080
Chromium (Cr), % 19 to 23
13.5 to 16
Iron (Fe), % 44.9 to 57.8
49.1 to 59.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
1.0 to 1.5
Nickel (Ni), % 23 to 27
24 to 27
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030
Titanium (Ti), % 0
1.9 to 2.4
Vanadium (V), % 0
0.1 to 0.5