ASTM A988 Grade S31803

Equivalent material: DIN 1.4462, DIN 22-5-3, DIN S31803, DIN X2CrNiMoN22-5-3, AFNOR Z3CND22-05Az, BS 318S13, SS 2377, AISI 2205, AISI S31803, AISI S32205, SAE 2205, SAE S31803, SAE S32205, JIS SUS329J3L, JIS SUS329J3LTP, JIS SUS329J3LTB, EN X2CrNiMoN22-5-3, EN 1.4462, ISO 4462-318-03-I, GOST 02Ch22N5AM2, GB 022Cr22Ni5Mo3N, ASTM F 51, ASTM 4A, ASTM F 60, ASTM 2205, ASTM Grade F51, ASTM S32205, UNS S31803, UNS S32205

ASTM A988 Grade S31803 general

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

ASTM A988 Grade S31803 thermal

Property Temperature Value Comment
Coefficient of thermal expansion 23.0 °C Coefficient of thermal expansion of 1E-5 1/K Typical for Duplex Stainless Steel
Max service temperature - Max service temperature of 300 °C Typical for Duplex Stainless Steel
Melting point - Melting point of 1375 - 1450 °C Typical for Duplex Stainless Steel
Specific heat capacity 23.0 °C Specific heat capacity of 440 - 502 J/(kg·K) Typical for Duplex Stainless Steel
Thermal conductivity 23.0 °C Thermal conductivity of 13 - 30 W/(m·K) Typical for Duplex Stainless Steel

ASTM A988 Grade S31803 chemical

Property Value
Carbon Carbon of 0.03 %
Chromium Chromium of 21 - 23 %
Manganese Manganese of 2 %
Molybdenum Molybdenum of 2.5 - 3.5 %
Nickel Nickel of 4.5 - 6.5 %
Nitrogen Nitrogen of 0.08 - 0.2 %
Phosphorus Phosphorus of 0.03 %
Silicon Silicon of 1 %
Sulfur Sulfur of 0.02 %

ASTM A988 Grade S31803 mechanical

Property Temperature Value Comment
Elastic modulus 23.0 °C Elastic modulus of 200 GPa Typical for Duplex Stainless Steel
Elongation A50 23.0 °C Elongation A50 of 25 % -
Poisson's ratio 23.0 °C Poisson's ratio of 0.3 [-] Typical for Duplex Stainless Steel
Reduction of area 23.0 °C Reduction of area of 45 % -
Shear modulus 23.0 °C Shear modulus of 77 GPa Typical for Duplex Stainless Steel
Tensile strength 23.0 °C Tensile strength of 620 MPa -
Yield strength Rp0.2 23.0 °C Yield strength Rp0.2 of 450 MPa -

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