ACI-ASTM CA40F (J91154) Cast Stainless Steel
Martensitic Stainless Steels
Property Overview
Density7.7g/cm³
Elastic Modulus190GPa
Tensile Strength770MPa
Yield Strength550MPa
Brinell Hardness230HB
Maximum Service Temperature750°C
Chemical Composition
C
0.2 to 0.4%
CR
11.5 to 14%
NI
0 to 1.0%
MO
0 to 0.5%
MN
0 to 1.0%
SI
0 to 1.5%
P
0 to 0.040%
S
0.2 to 0.4%
FE
81.6 to 88.3%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
13 %
Fatigue Strength
320 MPa
Poisson's Ratio
0.28
Shear Modulus
76 GPa
Tensile Strength: Ultimate (UTS)
770 MPa
Tensile Strength: Yield (Proof)
550 MPa
Hardness
Brinell Hardness
230
Physical
Density
7.7 g/cm 3
Thermal
Latent Heat of Fusion
280 J/g
Maximum Temperature: Corrosion
390 °C
Maximum Temperature: Mechanical
750 °C
Melting Completion (Liquidus)
1430 °C
Melting Onset (Solidus)
1390 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
27 W/m-K
Thermal Diffusivity
7.2 mm 2 /s
Thermal Expansion
10 µm/m-K
Thermal Shock Resistance
28 points
Electrical
Electrical Conductivity: Equal Volume
3.0 % IACS
Electrical Conductivity: Equal Weight (Specific)
3.5 % IACS
Calculated
PREN (Pitting Resistance)
14
Resilience: Ultimate (Unit Rupture Work)
94 MJ/m 3
Resilience: Unit (Modulus of Resilience)
790 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
28 points
Strength to Weight: Bending
24 points
Environmental
Base Metal Price
7.5 % relative
Embodied Carbon
2.0 kg CO 2 /kg material
Embodied Energy
28 MJ/kg
Embodied Energy
28 MJ/kg 12 x 10 3 BTU/lb
Embodied Water
100 L/kg
Embodied Water
100 L/kg 12 gal/lb
Registered Designations & Aliases
ACI-ASTM CA40F (J91154) Cast Stainless SteelJ91154
Standards
ASTM A743 ASTM A743: Standard Specification for Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application
ASTM A743 ASTM A743: Standard Specification for Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application Welding Metallurgy and Weldability of Stainless Steels, John C. Lippold and Damian J. Kotecki, 2005 Corrosion of Stainless Steels, A. John Sedriks, 1996