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S32615 Stainless Steel vs. ASTM A387 Grade 2 Steel

Both S32615 stainless steel and ASTM A387 grade 2 steel are iron alloys. They have 54% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S32615 stainless steel and the bottom bar is ASTM A387 grade 2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
140 to 170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 28
25
Fatigue Strength, MPa 180
190 to 250
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 400
300 to 350
Tensile Strength: Ultimate (UTS), MPa 620
470 to 550
Tensile Strength: Yield (Proof), MPa 250
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 370
250
Maximum Temperature: Mechanical, °C 990
420
Melting Completion (Liquidus), °C 1350
1470
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.6
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 4.4
1.6
Embodied Energy, MJ/kg 63
20
Embodied Water, L/kg 170
50

Common Calculations

PREN (Pitting Resistance) 21
2.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
98 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
180 to 320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23
16 to 20
Strength to Weight: Bending, points 21
17 to 19
Thermal Shock Resistance, points 15
14 to 16

Alloy Composition

Carbon (C), % 0 to 0.070
0.050 to 0.21
Chromium (Cr), % 16.5 to 19.5
0.5 to 0.8
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 46.4 to 57.9
97.1 to 98.3
Manganese (Mn), % 0 to 2.0
0.55 to 0.8
Molybdenum (Mo), % 0.3 to 1.5
0.45 to 0.6
Nickel (Ni), % 19 to 22
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 4.8 to 6.0
0.15 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.025