MakeItFrom.com
Menu (ESC)

ASTM Grade HP Steel vs. S32101 Stainless Steel

Both ASTM grade HP steel and S32101 stainless steel are iron alloys. They have 61% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HP steel and the bottom bar is S32101 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
260
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 5.1
34
Fatigue Strength, MPa 130
400
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
78
Tensile Strength: Ultimate (UTS), MPa 490
740
Tensile Strength: Yield (Proof), MPa 260
500

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 440
430
Maximum Temperature: Mechanical, °C 1100
1000
Melting Completion (Liquidus), °C 1370
1420
Melting Onset (Solidus), °C 1330
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 34
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 5.8
2.6
Embodied Energy, MJ/kg 82
38
Embodied Water, L/kg 220
150

Common Calculations

PREN (Pitting Resistance) 27
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
230
Resilience: Unit (Modulus of Resilience), kJ/m3 170
640
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
27
Strength to Weight: Bending, points 17
24
Thermal Diffusivity, mm2/s 3.2
4.0
Thermal Shock Resistance, points 11
20

Alloy Composition

Carbon (C), % 0.35 to 0.75
0 to 0.040
Chromium (Cr), % 24 to 28
21 to 22
Copper (Cu), % 0
0.1 to 0.8
Iron (Fe), % 29.2 to 42.7
67.3 to 73.3
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Molybdenum (Mo), % 0 to 0.5
0.1 to 0.8
Nickel (Ni), % 33 to 37
1.4 to 1.7
Nitrogen (N), % 0
0.2 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030