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ASTM Grade HC Steel vs. S32615 Stainless Steel

Both ASTM grade HC steel and S32615 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HC steel and the bottom bar is S32615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 6.0
28
Fatigue Strength, MPa 96
180
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
75
Tensile Strength: Ultimate (UTS), MPa 430
620
Tensile Strength: Yield (Proof), MPa 200
250

Thermal Properties

Latent Heat of Fusion, J/g 310
370
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1410
1350
Melting Onset (Solidus), °C 1370
1310
Specific Heat Capacity, J/kg-K 490
500
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 14
24
Density, g/cm3 7.6
7.6
Embodied Carbon, kg CO2/kg material 2.8
4.4
Embodied Energy, MJ/kg 40
63
Embodied Water, L/kg 170
170

Common Calculations

PREN (Pitting Resistance) 29
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
140
Resilience: Unit (Modulus of Resilience), kJ/m3 95
160
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 16
23
Strength to Weight: Bending, points 16
21
Thermal Shock Resistance, points 14
15

Alloy Composition

Carbon (C), % 0 to 0.5
0 to 0.070
Chromium (Cr), % 26 to 30
16.5 to 19.5
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 61.9 to 74
46.4 to 57.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0.3 to 1.5
Nickel (Ni), % 0 to 4.0
19 to 22
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 2.0
4.8 to 6.0
Sulfur (S), % 0 to 0.040
0 to 0.030