Duplex 2205 Price Per Kg

duplex s31083, 2205 duplex suppliers

Duplex 2205 Material Properties

Duplex stainless 2205 (UNS S32205) is a chromium-nickel-molybdenum-nitrogen stainless steel. Duplex 2205 material properties are that it is divided into two grades – S31803 and S32205. Duplex 2205 (S31803) has a Chemical Composition of Si 1.0 max., C 0.03 max., Mn 2.0 max., Mo 2.5 min. 3.5 max., P 0.03 max., S 0.02 max., Cr 21.0 min. 23.0 max., N 0.08 min. 0.20 max. and Ni 4.5 min. 6.5 max. Duplex 2205 (S32205) has a Chemical Composition of Si 1.0 max., C 0.03 max., Mn 2.0 max., Mo 3.0 min. 3.5 max., P 0.03 max., S 0.02 max., Cr 22.0 min. 23.0 max., N 0.14 min. 0.20 max. and Ni 4.5 min. 6.5 max. UNS S32205 has high strength and corrosion resistance at temperatures up to 316°C.

2205 Duplex Steel Properties

2205 duplex steel properties are that the Yield Strength of 2205 duplex steel is 448 MPa. The Tensile Strength in (MPa) min. of duplex 2205 stainless steel is 621. 2205 duplex steel Rockwell C (HR C) Hardness is 31 max. The Brinell (HB) Hardness of duplex 2205 stainless steel is 293 max. The Elongation Break of 2205 duplex steel is 25%. 2205 duplex steel density (kg/m3) is 782. The Mean Co-eff of Thermal Expansion (μm/m/°C) of duplex 2205 steel at 0-100°C is 13.7 and at 0-315 °C it is 14.2. The Elastic Modulus (GPa) of duplex 2205 steel is 190. The Thermal Conductivity (W/m.K) of 2205 duplex steel at 100 °C is 19.

Duplex 2205 Heat Treatment

Duplex 2205 heat treatment is done so as to improve the hardness, toughness, strength and ductility of duplex 2205 stainless steel. There are many different kinds of heat treatment processes used for duplex 2205 stainless steel and these include flame and induction hardening, hardening, spheroidising, carburizing, annealing, tempering, cyaniding, surface hardening, normalizing, carbonitriding, nitriding, etc. Usually duplex 2205 stainless steel is annealed at a minimum temperature of 1900 °F and it is then cooled immediately by dousing it in water.