AISI 442 (S44200) Stainless Steel
Ferritic Stainless Steels
Property Overview
Density7.7g/cm³
Elastic Modulus200GPa
Tensile Strength580MPa
Yield Strength310MPa
Brinell Hardness190HB
Maximum Service Temperature960°C
Chemical Composition
C
0 to 0.2%
CR
18 to 23%
NI
0 to 0.6%
MN
0 to 1.0%
SI
0 to 1.0%
P
0 to 0.040%
S
0 to 0.040%
FE
74.1 to 82%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
23 %
Fatigue Strength
210 MPa
Poisson's Ratio
0.27
Shear Modulus
78 GPa
Shear Strength
370 MPa
Tensile Strength: Ultimate (UTS)
580 MPa
Tensile Strength: Yield (Proof)
310 MPa
Hardness
Brinell Hardness
190
Rockwell B Hardness
83
Physical
Density
7.7 g/cm 3
Thermal
Latent Heat of Fusion
290 J/g
Maximum Temperature: Corrosion
420 °C
Maximum Temperature: Mechanical
960 °C
Melting Completion (Liquidus)
1430 °C
Melting Onset (Solidus)
1390 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
22 W/m-K
Thermal Diffusivity
5.8 mm 2 /s
Thermal Expansion
11 µm/m-K
Thermal Shock Resistance
20 points
Electrical
Electrical Conductivity: Equal Volume
2.7 % IACS
Electrical Conductivity: Equal Weight (Specific)
3.2 % IACS
Calculated
PREN (Pitting Resistance)
21
Resilience: Ultimate (Unit Rupture Work)
110 MJ/m 3
Resilience: Unit (Modulus of Resilience)
250 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
21 points
Strength to Weight: Bending
20 points
Environmental
Base Metal Price
10 % relative
Embodied Carbon
2.3 kg CO 2 /kg material
Embodied Energy
32 MJ/kg
Embodied Energy
32 MJ/kg 14 x 10 3 BTU/lb
Embodied Water
130 L/kg
Embodied Water
130 L/kg 16 gal/lb
Registered Designations & Aliases
442AISI 442AISI 442 (S44200) Stainless SteelS44200
Standards
ASTM A176 ASTM A176: Standard Specification for Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip
ASTM A176 ASTM A176: Standard Specification for Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip Metallic Materials: Physical, Mechanical, and Corrosion Properties, Philip A. Schweitzer, 2003 Advanced Materials in Automotive Engineering, Jason Rowe (editor), 2012 ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels Corrosion of Stainless Steels, A. John Sedriks, 1996
ASTM A959 ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels