AISI 205 (S20500) Stainless Steel
Austenitic & General Stainless Steels
annealed
Property Overview
Density7.6g/cm³
Elastic Modulus200GPa
Tensile Strength800MPa
Yield Strength450MPa
Brinell Hardness210HB
Maximum Service Temperature880°C
Chemical Composition
C
0.12 to 0.25%
CR
16.5 to 18.5%
NI
1.0 to 1.7%
MN
14 to 15.5%
SI
0 to 1.0%
N
0.32 to 0.4%
P
0 to 0.060%
S
0 to 0.030%
FE
62.6 to 68.1%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
45 %
Fatigue Strength
410 MPa
Poisson's Ratio
0.28
Reduction in Area
57 %
Shear Modulus
77 GPa
Shear Strength
560 MPa
Tensile Strength: Ultimate (UTS)
800 MPa
Tensile Strength: Yield (Proof)
450 MPa
Hardness
Brinell Hardness
210
Rockwell B Hardness
88
Physical
Density
7.6 g/cm 3
Thermal
Latent Heat of Fusion
280 J/g
Maximum Temperature: Corrosion
410 °C
Maximum Temperature: Mechanical
880 °C
Melting Completion (Liquidus)
1380 °C
Melting Onset (Solidus)
1340 °C
Specific Heat Capacity
480 J/kg-K
Thermal Expansion
18 µm/m-K
Thermal Shock Resistance
16 points
Calculated
PREN (Pitting Resistance)
23
Resilience: Ultimate (Unit Rupture Work)
300 MJ/m 3
Resilience: Unit (Modulus of Resilience)
510 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
26 points
Strength to Weight: Axial
29 points
Strength to Weight: Bending
25 points
Environmental
Base Metal Price
11 % relative
Embodied Carbon
2.6 kg CO 2 /kg material
Embodied Energy
37 MJ/kg
Embodied Energy
37 MJ/kg 16 x 10 3 BTU/lb
Embodied Water
150 L/kg
Embodied Water
150 L/kg 18 gal/lb
Registered Designations & Aliases
205AISI 205AISI 205 (S20500) Stainless SteelS20500
Standards
ASTM A473 ASTM A473: Standard Specification for Stainless Steel Forgings
ASTM A473 ASTM A473: Standard Specification for Stainless Steel Forgings ASTM A666: Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
ASTM A666 ASTM A666: Standard Specification for Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar
ASTM A959 ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels