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ASTM A182 Grade F3VCb vs. ASTM A182 Grade F911

Both ASTM A182 grade F3VCb and ASTM A182 grade F911 are iron alloys. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is ASTM A182 grade F3VCb and the bottom bar is ASTM A182 grade F911.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21
20
Fatigue Strength, MPa 320
350
Poisson's Ratio 0.29
0.28
Reduction in Area, % 50
46
Shear Modulus, GPa 74
76
Shear Strength, MPa 420
430
Tensile Strength: Ultimate (UTS), MPa 670
690
Tensile Strength: Yield (Proof), MPa 460
500

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 470
600
Melting Completion (Liquidus), °C 1470
1480
Melting Onset (Solidus), °C 1430
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
26
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
10

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
9.5
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.4
2.8
Embodied Energy, MJ/kg 33
40
Embodied Water, L/kg 64
90

Common Calculations

PREN (Pitting Resistance) 6.3
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 570
650
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 11
6.9
Thermal Shock Resistance, points 19
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.00030 to 0.0060
Calcium (Ca), % 0.00050 to 0.015
0
Carbon (C), % 0.1 to 0.15
0.090 to 0.13
Chromium (Cr), % 2.7 to 3.3
8.5 to 9.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 93.8 to 95.8
86.2 to 88.9
Manganese (Mn), % 0.3 to 0.6
0.3 to 0.6
Molybdenum (Mo), % 0.9 to 1.1
0.9 to 1.1
Nickel (Ni), % 0 to 0.25
0 to 0.4
Niobium (Nb), % 0.015 to 0.070
0.060 to 0.1
Nitrogen (N), % 0
0.040 to 0.090
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 0.1
0.1 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0 to 0.015
0 to 0.010
Tungsten (W), % 0
0.9 to 1.1
Vanadium (V), % 0.2 to 0.3
0.18 to 0.25
Zirconium (Zr), % 0
0 to 0.010