ACI-ASTM CA28MWV (J91422) Cast Stainless Steel
Martensitic Stainless Steels
Property Overview
Density7.9g/cm³
Elastic Modulus200GPa
Tensile Strength1080MPa
Yield Strength870MPa
Brinell Hardness330HB
Maximum Service Temperature740°C
Chemical Composition
C
0.2 to 0.28%
CR
11 to 12.5%
NI
0.5 to 1.0%
MO
0.9 to 1.3%
MN
0.5 to 1.0%
SI
0 to 1.0%
P
0 to 0.030%
S
0 to 0.030%
V
0.2 to 0.3%
W
0.9 to 1.3%
FE
81.4 to 85.8%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
11 %
Fatigue Strength
470 MPa
Poisson's Ratio
0.28
Reduction in Area
27 %
Shear Modulus
76 GPa
Tensile Strength: Ultimate (UTS)
1080 MPa
Tensile Strength: Yield (Proof)
870 MPa
Hardness
Brinell Hardness
330
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
270 J/g
Maximum Temperature: Corrosion
380 °C
Maximum Temperature: Mechanical
740 °C
Melting Completion (Liquidus)
1470 °C
Melting Onset (Solidus)
1430 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
25 W/m-K
Thermal Diffusivity
6.6 mm 2 /s
Thermal Expansion
10 µm/m-K
Thermal Shock Resistance
40 points
Electrical
Electrical Conductivity: Equal Volume
4.6 % IACS
Electrical Conductivity: Equal Weight (Specific)
5.3 % IACS
Calculated
PREN (Pitting Resistance)
17
Resilience: Ultimate (Unit Rupture Work)
110 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1920 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
38 points
Strength to Weight: Bending
30 points
Environmental
Base Metal Price
11 % relative
Embodied Carbon
3.1 kg CO 2 /kg material
Embodied Energy
44 MJ/kg
Embodied Energy
44 MJ/kg 19 x 10 3 BTU/lb
Embodied Water
100 L/kg
Embodied Water
100 L/kg 12 gal/lb
Registered Designations & Aliases
ACI-ASTM CA28MWV (J91422) Cast Stainless SteelJ91422
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 of Stainless Steels, Erich Folkhard et al., 2012 Properties and Selection: Irons, Steels and High Performance Alloys, ASM Handbook vol. 1, ASM International, 1993 Corrosion of Stainless Steels, A. John Sedriks, 1996