ASTM A182 Grade F12 Class 2 (K11564) Steel
Alloy Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength540MPa
Yield Strength310MPa
Brinell Hardness180HB
Maximum Service Temperature430°C
Chemical Composition
C
0.1 to 0.2%
CR
0.8 to 1.3%
MO
0.44 to 0.65%
MN
0.3 to 0.8%
SI
0.1 to 0.6%
P
0 to 0.040%
S
0 to 0.040%
FE
96.4 to 98.3%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
22 %
Fatigue Strength
220 MPa
Poisson's Ratio
0.29
Reduction in Area
34 %
Shear Modulus
73 GPa
Shear Strength
340 MPa
Tensile Strength: Ultimate (UTS)
540 MPa
Tensile Strength: Yield (Proof)
310 MPa
Hardness
Brinell Hardness
180
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
430 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
43 W/m-K
Thermal Diffusivity
12 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
16 points
Electrical
Electrical Conductivity: Equal Volume
7.3 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.4 % IACS
Calculated
PREN (Pitting Resistance)
2.8
Resilience: Ultimate (Unit Rupture Work)
100 MJ/m 3
Resilience: Unit (Modulus of Resilience)
260 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
19 points
Strength to Weight: Bending
19 points
Environmental
Base Metal Price
2.8 % relative
Embodied Carbon
1.6 kg CO 2 /kg material
Embodied Energy
21 MJ/kg
Embodied Energy
21 MJ/kg 8.9 x 10 3 BTU/lb
Embodied Water
52 L/kg
Embodied Water
52 L/kg 6.2 gal/lb
Registered Designations & Aliases
ASTM A182 Grade F12 Class 2 (K11564) SteelK11564
Standards
ASTM A182 ASTM A182: Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service