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S31254 Stainless Steel vs. ASTM A182 Grade F11 Class 1

Both S31254 stainless steel and ASTM A182 grade F11 class 1 are iron alloys. Both are furnished in the annealed condition. They have 57% of their average alloy composition in common. There are 33 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 S31254 stainless steel and the bottom bar is ASTM A182 grade F11 class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
150
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
23
Fatigue Strength, MPa 290
160
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56
50
Shear Modulus, GPa 80
73
Shear Strength, MPa 490
300
Tensile Strength: Ultimate (UTS), MPa 720
470
Tensile Strength: Yield (Proof), MPa 330
230

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1090
430
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 14
39
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.9
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.5
1.6
Embodied Energy, MJ/kg 74
21
Embodied Water, L/kg 190
52

Common Calculations

PREN (Pitting Resistance) 44
3.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
89
Resilience: Unit (Modulus of Resilience), kJ/m3 270
140
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
17
Strength to Weight: Bending, points 22
17
Thermal Diffusivity, mm2/s 3.8
11
Thermal Shock Resistance, points 15
14

Alloy Composition

Carbon (C), % 0 to 0.020
0.050 to 0.15
Chromium (Cr), % 19.5 to 20.5
1.0 to 1.5
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 51.4 to 56.3
96 to 97.7
Manganese (Mn), % 0 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 6.0 to 6.5
0.44 to 0.65
Nickel (Ni), % 17.5 to 18.5
0
Nitrogen (N), % 0.18 to 0.22
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.8
0.5 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030