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ASTM A182 Grade FR vs. AISI 316 Stainless Steel

Both ASTM A182 grade FR and AISI 316 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 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 A182 grade FR and the bottom bar is AISI 316 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
160 to 360
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
8.0 to 55
Fatigue Strength, MPa 270
210 to 430
Poisson's Ratio 0.29
0.28
Reduction in Area, % 43
80
Shear Modulus, GPa 72
78
Shear Strength, MPa 320
350 to 690
Tensile Strength: Ultimate (UTS), MPa 490
520 to 1180
Tensile Strength: Yield (Proof), MPa 360
230 to 850

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 410
590
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.3
19
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.6
3.9
Embodied Energy, MJ/kg 21
53
Embodied Water, L/kg 52
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
85 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 340
130 to 1820
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
18 to 41
Strength to Weight: Bending, points 17
18 to 31
Thermal Diffusivity, mm2/s 14
4.1
Thermal Shock Resistance, points 14
11 to 26

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.080
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 0.75 to 1.3
0
Iron (Fe), % 95.2 to 97.3
62 to 72
Manganese (Mn), % 0.4 to 1.1
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 1.6 to 2.2
10 to 14
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0 to 0.050
0 to 0.030