ASTM A369 Grade FPA Carbon Steel
Carbon & Non-Alloy Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength380MPa
Yield Strength240MPa
Brinell Hardness110HB
Maximum Service Temperature400°C
Chemical Composition
C
0 to 0.25%
MN
0.27 to 0.93%
SI
0.1 to 0.5%
P
0 to 0.035%
S
0 to 0.035%
FE
98.3 to 99.63%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
27 %
Fatigue Strength
180 MPa
Poisson's Ratio
0.29
Shear Modulus
73 GPa
Shear Strength
240 MPa
Tensile Strength: Ultimate (UTS)
380 MPa
Tensile Strength: Yield (Proof)
240 MPa
Hardness
Brinell Hardness
110
Physical
Density
7.8 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
52 W/m-K
Thermal Diffusivity
14 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
12 points
Electrical
Electrical Conductivity: Equal Volume
7.1 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.1 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
89 MJ/m 3
Resilience: Unit (Modulus of Resilience)
150 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
13 points
Strength to Weight: Bending
15 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 7.9 x 10 3 BTU/lb
Embodied Water
46 L/kg
Embodied Water
46 L/kg 5.4 gal/lb
Registered Designations & Aliases
ASTM A369 Grade FPA Carbon Steel
Standards
ASTM A369 ASTM A369: Standard Specification for Carbon and Ferritic Alloy Steel Forged and Bored Pipe for High-Temperature Service