ASTM A414 Grade B Steel
Alloy Steels
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength400MPa
Yield Strength230MPa
Brinell Hardness120HB
Maximum Service Temperature400°C
Chemical Composition
C
0 to 0.22%
CR
0 to 0.3%
NI
0 to 0.4%
MO
0 to 0.12%
MN
0 to 0.9%
SI
0 to 0.3%
P
0 to 0.035%
S
0 to 0.035%
CU
0 to 0.4%
NB
0 to 0.020%
TI
0 to 0.025%
V
0 to 0.030%
AL
0.020 to 0.080%
FE
97.1 to 99.98%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
24 %
Fatigue Strength
160 MPa
Poisson's Ratio
0.29
Shear Modulus
73 GPa
Shear Strength
250 MPa
Tensile Strength: Ultimate (UTS)
400 MPa
Tensile Strength: Yield (Proof)
230 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)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
50 W/m-K
Thermal Diffusivity
13 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
12 points
Electrical
Electrical Conductivity: Equal Volume
7.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.3 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
80 MJ/m 3
Resilience: Unit (Modulus of Resilience)
140 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
14 points
Strength to Weight: Bending
15 points
Environmental
Base Metal Price
2.2 % relative
Embodied Carbon
1.5 kg CO 2 /kg material
Embodied Energy
20 MJ/kg
Embodied Energy
20 MJ/kg 8.4 x 10 3 BTU/lb
Embodied Water
48 L/kg
Embodied Water
48 L/kg 5.7 gal/lb
Registered Designations & Aliases
ASTM A414 Grade B Steel
Standards
ASTM A414 ASTM A414: Standard Specification for Steel, Sheet, Carbon, and High-Strength, Low-Alloy for Pressure Vessels
ASTM A414 ASTM A414: Standard Specification for Steel, Sheet, Carbon, and High-Strength, Low-Alloy for Pressure Vessels Pressure Vessels: External Pressure Technology, 2nd ed., Carl T. F. Ross, 2011 Manufacture and Uses of Alloy Steels, Henry D. Hibbard, 2005