ACI-ASTM CN3M (J94652) Cast Stainless Steel
Austenitic & General Stainless Steels
Property Overview
Density8.1g/cm³
Elastic Modulus200GPa
Tensile Strength500MPa
Yield Strength190MPa
Brinell Hardness140HB
Maximum Service Temperature1100°C
Chemical Composition
C
0 to 0.030%
CR
20 to 22%
NI
23 to 27%
MO
4.5 to 5.5%
MN
0 to 2.0%
SI
0 to 1.0%
P
0 to 0.030%
S
0 to 0.030%
FE
42.4 to 52.5%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
34 %
Fatigue Strength
150 MPa
Poisson's Ratio
0.28
Shear Modulus
80 GPa
Tensile Strength: Ultimate (UTS)
500 MPa
Tensile Strength: Yield (Proof)
190 MPa
Hardness
Brinell Hardness
140
Physical
Density
8.1 g/cm 3
Thermal
Latent Heat of Fusion
310 J/g
Maximum Temperature: Corrosion
430 °C
Maximum Temperature: Mechanical
1100 °C
Melting Completion (Liquidus)
1450 °C
Melting Onset (Solidus)
1400 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
13 W/m-K
Thermal Diffusivity
3.4 mm 2 /s
Thermal Expansion
16 µm/m-K
Thermal Shock Resistance
11 points
Electrical
Electrical Conductivity: Equal Volume
1.7 % IACS
Electrical Conductivity: Equal Weight (Specific)
1.9 % IACS
Calculated
PREN (Pitting Resistance)
38
Resilience: Ultimate (Unit Rupture Work)
130 MJ/m 3
Resilience: Unit (Modulus of Resilience)
89 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
17 points
Strength to Weight: Bending
17 points
Environmental
Base Metal Price
31 % relative
Embodied Carbon
5.9 kg CO 2 /kg material
Embodied Energy
80 MJ/kg
Embodied Energy
80 MJ/kg 34 x 10 3 BTU/lb
Embodied Water
200 L/kg
Embodied Water
200 L/kg 24 gal/lb
Registered Designations & Aliases
ACI-ASTM CN3M (J94652) Cast Stainless SteelJ94652
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 Metallic Materials: Physical, Mechanical, and Corrosion Properties, Philip A. Schweitzer, 2003 Machining of Stainless Steels and Super Alloys: Traditional and Nontraditional Techniques, Helmi A. Youssef, 2016 Welding Metallurgy of Stainless Steels, Erich Folkhard et al., 2012