ASTM A369 Grade FP91 Type 1 Heat-Treated

ASTM A369 Grade FP91 Type 1 Heat-Treated general

Property Temperature Value Comment
Density 23.0 °C Density of 7.6 - 7.8 g/cm³ Typical for Ferritic Stainless Steel

ASTM A369 Grade FP91 Type 1 Heat-Treated thermal

Property Temperature Value Comment
Coefficient of thermal expansion 23.0 °C Coefficient of thermal expansion of 9.3E-6 - 1.2E-5 1/K Typical for Ferritic Stainless Steel
Melting point - Melting point of 1425 - 1530 °C Typical for Ferritic Stainless Steel
Specific heat capacity 23.0 °C Specific heat capacity of 420 - 586 J/(kg·K) Typical for Ferritic Stainless Steel
Thermal conductivity 23.0 °C Thermal conductivity of 11 - 22 W/(m·K) Typical for Ferritic Stainless Steel

ASTM A369 Grade FP91 Type 1 Heat-Treated chemical

Property Value
Carbon Carbon of 0.08 - 0.12 %
Chromium Chromium of 8 - 9.5 %
Manganese Manganese of 0.3 - 0.6 %
Molybdenum Molybdenum of 0.85 - 1.05 %
Phosphorus Phosphorus of 0.03 %
Silicon Silicon of 0.2 - 0.5 %
Sulfur Sulfur of 0.025 %

ASTM A369 Grade FP91 Type 1 Heat-Treated electrical

Property Temperature Value Comment
Electrical resistivity 23.0 °C Electrical resistivity of 6E-7 - 7.5E-7 Ω·m Typical for Ferritic Stainless Steel

ASTM A369 Grade FP91 Type 1 Heat-Treated mechanical

Property Temperature Value Comment
Elastic modulus 23.0 °C Elastic modulus of 220 GPa Typical for Ferritic Stainless Steel
Elongation A50 23.0 °C Elongation A50 of 18 - 27 % -
Poisson's ratio 23.0 °C Poisson's ratio of 0.3 [-] Typical for Ferritic Stainless Steel
Shear modulus 23.0 °C Shear modulus of 77 GPa Typical for Ferritic Stainless Steel
Tensile strength 23.0 °C Tensile strength of 585 MPa -
Yield strength 23.0 °C Yield strength of 415 MPa -

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