AISI 384 (S38400) Stainless Steel
Austenitic & General Stainless Steels
Property Overview
Density7.9g/cm³
Elastic Modulus200GPa
Tensile Strength480MPa
Yield StrengthUnknown
Brinell Hardness150HB
Maximum Service Temperature910°C
Chemical Composition
C
0 to 0.040%
CR
15 to 17%
NI
17 to 19%
MN
0 to 2.0%
SI
0 to 1.0%
P
0 to 0.045%
S
0 to 0.030%
FE
60.9 to 68%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Poisson's Ratio
0.28
Shear Modulus
76 GPa
Tensile Strength: Ultimate (UTS)
480 MPa
Hardness
Brinell Hardness
150
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
290 J/g
Maximum Temperature: Corrosion
410 °C
Maximum Temperature: Mechanical
910 °C
Melting Completion (Liquidus)
1420 °C
Melting Onset (Solidus)
1380 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
16 W/m-K
Thermal Diffusivity
4.3 mm 2 /s
Thermal Expansion
16 µm/m-K
Thermal Shock Resistance
11 points
Electrical
Electrical Conductivity: Equal Volume
2.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.5 % IACS
Calculated
PREN (Pitting Resistance)
16
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
20 % relative
Embodied Carbon
3.7 kg CO 2 /kg material
Embodied Energy
52 MJ/kg
Embodied Energy
52 MJ/kg 22 x 10 3 BTU/lb
Embodied Water
150 L/kg
Embodied Water
150 L/kg 18 gal/lb
Registered Designations & Aliases
384AISI 384AISI 384 (S38400) Stainless SteelS38400
Standards
ASTM A493 ASTM A493: Standard Specification for Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging
ASTM A493 ASTM A493: Standard Specification for Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging Metallic Materials: Physical, Mechanical, and Corrosion Properties, Philip A. Schweitzer, 2003 Welding Metallurgy and Weldability of Stainless Steels, John C. Lippold and Damian J. Kotecki, 2005 ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
ASTM A959 ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels