MakeItFrom.com
Menu (ESC)

S44800 Stainless Steel vs. ASTM Grade HH Steel

Both S44800 stainless steel and ASTM grade HH steel are iron alloys. They have 88% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is ASTM grade HH steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
11
Fatigue Strength, MPa 300
150
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 82
79
Tensile Strength: Ultimate (UTS), MPa 590
580
Tensile Strength: Yield (Proof), MPa 450
270

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 460
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
14
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 19
20
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.8
3.7
Embodied Energy, MJ/kg 52
53
Embodied Water, L/kg 190
180

Common Calculations

PREN (Pitting Resistance) 42
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
53
Resilience: Unit (Modulus of Resilience), kJ/m3 480
190
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
21
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 4.6
3.8
Thermal Shock Resistance, points 19
12

Alloy Composition

Carbon (C), % 0 to 0.010
0.2 to 0.5
Chromium (Cr), % 28 to 30
24 to 28
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 62.6 to 66.5
52.9 to 64.8
Manganese (Mn), % 0 to 0.3
0 to 2.0
Molybdenum (Mo), % 3.5 to 4.2
0 to 0.5
Nickel (Ni), % 2.0 to 2.5
11 to 14
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 2.0
Sulfur (S), % 0 to 0.020
0 to 0.040