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ASTM Grade HH Steel vs. S43932 Stainless Steel

Both ASTM grade HH steel and S43932 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HH steel and the bottom bar is S43932 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
160
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
25
Fatigue Strength, MPa 150
160
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 580
460
Tensile Strength: Yield (Proof), MPa 270
230

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 440
570
Maximum Temperature: Mechanical, °C 1100
890
Melting Completion (Liquidus), °C 1400
1440
Melting Onset (Solidus), °C 1360
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
23
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 20
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.7
2.7
Embodied Energy, MJ/kg 53
40
Embodied Water, L/kg 180
120

Common Calculations

PREN (Pitting Resistance) 27
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 53
96
Resilience: Unit (Modulus of Resilience), kJ/m3 190
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
17
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 3.8
6.3
Thermal Shock Resistance, points 12
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Carbon (C), % 0.2 to 0.5
0 to 0.030
Chromium (Cr), % 24 to 28
17 to 19
Iron (Fe), % 52.9 to 64.8
76.7 to 83
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 11 to 14
0 to 0.5
Niobium (Nb), % 0
0.2 to 0.75
Nitrogen (N), % 0
0 to 0.030
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
0.2 to 0.75