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S31277 Stainless Steel vs. ASTM A182 Grade F6b

Both S31277 stainless steel and ASTM A182 grade F6b are iron alloys. Both are furnished in the annealed condition. They have 56% 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 S31277 stainless steel and the bottom bar is ASTM A182 grade F6b.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
18
Fatigue Strength, MPa 380
440
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 600
530
Tensile Strength: Ultimate (UTS), MPa 860
850
Tensile Strength: Yield (Proof), MPa 410
710

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 430
390
Maximum Temperature: Mechanical, °C 1100
750
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 36
8.0
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
2.2
Embodied Energy, MJ/kg 90
30
Embodied Water, L/kg 220
100

Common Calculations

PREN (Pitting Resistance) 51
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
140
Resilience: Unit (Modulus of Resilience), kJ/m3 410
1280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
30
Strength to Weight: Bending, points 25
26
Thermal Shock Resistance, points 19
31

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.15
Chromium (Cr), % 20.5 to 23
11.5 to 13.5
Copper (Cu), % 0.5 to 1.5
0 to 0.5
Iron (Fe), % 35.5 to 46.2
81.2 to 87.1
Manganese (Mn), % 0 to 3.0
0 to 1.0
Molybdenum (Mo), % 6.5 to 8.0
0.4 to 0.6
Nickel (Ni), % 26 to 28
1.0 to 2.0
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020