ASTM A240 Grade XM-29 Heat-Treated

Equivalent material: ASTM TPXM-29, UNS S24000, UNS S28300

ASTM A240 Grade XM-29 Heat-Treated general

Property Temperature Value Comment
Density 23.0 °C Density of 7.9 - 8.2 g/cm³ Typical for Austenitic Stainless Steel

ASTM A240 Grade XM-29 Heat-Treated thermal

Property Temperature Value Comment
Coefficient of thermal expansion 23.0 °C Coefficient of thermal expansion of 1.7E-5 - 1.9E-5 1/K Typical for Austenitic Stainless Steel
Melting point - Melting point of 1230 - 1480 °C Typical for Austenitic Stainless Steel
Specific heat capacity 23.0 °C Specific heat capacity of 440 J/(kg·K) Typical for Austenitic Stainless Steel
Thermal conductivity 23.0 °C Thermal conductivity of 11 - 21 W/(m·K) Typical for Austenitic Stainless Steel

ASTM A240 Grade XM-29 Heat-Treated chemical

Property Value
Carbon Carbon of 0.08 %
Chromium Chromium of 17 - 19 %
Manganese Manganese of 11.5 - 14.5 %
Nickel Nickel of 2.3 - 3.7 %
Nitrogen Nitrogen of 0.2 - 0.4 %
Phosphorus Phosphorus of 0.06 %
Silicon Silicon of 0.75 %
Sulfur Sulfur of 0.03 %

ASTM A240 Grade XM-29 Heat-Treated electrical

Property Temperature Value Comment
Electrical resistivity 23.0 °C Electrical resistivity of 8.5E-7 Ω·m Typical for Austenitic Stainless Steel

ASTM A240 Grade XM-29 Heat-Treated mechanical

Property Temperature Value Comment
Elastic modulus 23.0 °C Elastic modulus of 195 GPa Typical for Austenitic Stainless Steel
Elongation A50 23.0 °C Elongation A50 of 40 % -
Hardness, Brinell 23.0 °C Hardness, Brinell of 241 [-] -
Hardness, Rockwell B 23.0 °C Hardness, Rockwell B of 100 [-] -
Poisson's ratio 23.0 °C Poisson's ratio of 0.3 [-] Typical for Austenitic Stainless Steel
Shear modulus 23.0 °C Shear modulus of 77 GPa Typical for Austenitic Stainless Steel
Tensile strength 23.0 °C Tensile strength of 690 MPa -
Yield strength Rp0.2 23.0 °C Yield strength Rp0.2 of 380 - 415 MPa -

We build trust by delivering exceptional steel solutions for every project we undertake.

-- Our promise

Similar or equivalent steel materials

Get a quote