ASTM A285 Grade B Carbon Steel
Carbon & Non-Alloy Steels
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength420MPa
Yield Strength210MPa
Brinell Hardness120HB
Maximum Service Temperature400°C
Chemical Composition
C
0 to 0.22%
MN
0 to 1.0%
P
0 to 0.035%
S
0 to 0.035%
FE
98.7 to 100%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
32 %
Fatigue Strength
160 MPa
Poisson's Ratio
0.29
Shear Modulus
73 GPa
Shear Strength
270 MPa
Tensile Strength: Ultimate (UTS)
420 MPa
Tensile Strength: Yield (Proof)
210 MPa
Hardness
Brinell Hardness
120
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
400 °C
Melting Completion (Liquidus)
1470 °C
Melting Onset (Solidus)
1430 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
53 W/m-K
Thermal Diffusivity
14 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
13 points
Electrical
Electrical Conductivity: Equal Volume
7.0 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.0 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
110 MJ/m 3
Resilience: Unit (Modulus of Resilience)
110 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
15 points
Strength to Weight: Bending
16 points
Environmental
Base Metal Price
1.8 % relative
Embodied Carbon
1.4 kg CO 2 /kg material
Embodied Energy
18 MJ/kg
Embodied Energy
18 MJ/kg 7.8 x 10 3 BTU/lb
Embodied Water
46 L/kg
Embodied Water
46 L/kg 5.4 gal/lb
Registered Designations & Aliases
ASTM A285 Grade B Carbon Steel
Standards
ASTM A285 ASTM A285: Standard Specification for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength
ASTM A285 ASTM A285: Standard Specification for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile Strength Pressure Vessels: External Pressure Technology, 2nd ed., Carl T. F. Ross, 2011