Sandvik 2RK65 Plate, Sheet and Coil

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Sandvik 2RK65 Plate, Sheet and Coil
Categories:	Metal; Ferrous Metal; Austenitic; Stainless Steel
Material Notes:	Sandvik 2RK65 is an austenitic stainless ELC steel intended for use under severe corrosion conditions within the process industry. The material is characterized by the following properties: very good resistance to attacks in acidic environments, e.g. sulphuric, phosphoric and acetic acid very good resistance to pitting in neutral chloride-bearing solutions much better resistance to crevice corrosion than steels of the AISI 304 and AISI 316 type very good resistance to stress corrosion cracking good weldability Information provided by Sandvik UNS N08904; EN 1.4539
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Physical Properties	Original Value	Comments

Density	8.00 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Rockwell B	90
Tensile Strength, Ultimate	490 MPa	solution annealed
Tensile Strength, Yield	>= 220 MPa @Strain 0.2 %	solution annealed
	>= 250 MPa @Strain 1 %	solution annealed
	>= 125 MPa @Strain 0.2 %, Temperature 400 °C
	>= 136 MPa @Strain 0.2 %, Temperature 300 °C
	>= 155 MPa @Strain 0.2 %, Temperature 200 °C
	>= 155 MPa @Strain 1 %, Temperature 400 °C
	>= 165 MPa @Strain 1 %, Temperature 300 °C
	>= 176 MPa @Strain 0.2 %, Temperature 100 °C
	>= 185 MPa @Strain 1 %, Temperature 200 °C
	>= 205 MPa @Strain 1 %, Temperature 100 °C
Elongation at Break	>= 35 %	solution annealed
Modulus of Elasticity	195 GPa
	158 GPa @Temperature 500 °C
	166 GPa @Temperature 400 °C
	174 GPa @Temperature 300 °C
	182 GPa @Temperature 200 °C
	190 GPa @Temperature 100 °C
Charpy Impact	80.0 J @Temperature -60.0 °C	perpendicular to rolling direction
	96.0 J @Temperature -60.0 °C	parallel to rolling direction

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.0000940 ohm-cm @Temperature 20.0 °C
	0.0000990 ohm-cm @Temperature 100 °C
	0.000107 ohm-cm @Temperature 200 °C
	0.000113 ohm-cm @Temperature 300 °C
	0.000115 ohm-cm @Temperature 400 °C
	0.000115 ohm-cm @Temperature 600 °C
	0.000117 ohm-cm @Temperature 500 °C
	0.000118 ohm-cm @Temperature 700 °C

Thermal Properties	Original Value	Comments
CTE, linear	15.5 µm/m-°C @Temperature 30.0 - 100 °C
	16.0 µm/m-°C @Temperature 30.0 - 200 °C
	16.5 µm/m-°C @Temperature 30.0 - 300 °C
	17.0 µm/m-°C @Temperature 30.0 - 500 °C
	17.0 µm/m-°C @Temperature 30.0 - 400 °C
	17.5 µm/m-°C @Temperature 30.0 - 600 °C
	17.5 µm/m-°C @Temperature 30.0 - 700 °C
Specific Heat Capacity	0.460 J/g-°C @Temperature 20.0 °C
	0.485 J/g-°C @Temperature 100 °C
	0.515 J/g-°C @Temperature 200 °C
	0.545 J/g-°C @Temperature 300 °C
	0.570 J/g-°C @Temperature 400 °C
	0.590 J/g-°C @Temperature 500 °C
	0.605 J/g-°C @Temperature 600 °C
	0.615 J/g-°C @Temperature 700 °C
Thermal Conductivity	12.0 W/m-K @Temperature 20.0 °C
	14.0 W/m-K @Temperature 100 °C
	16.0 W/m-K @Temperature 200 °C
	18.0 W/m-K @Temperature 300 °C
	20.0 W/m-K @Temperature 400 °C
	22.0 W/m-K @Temperature 500 °C
	23.0 W/m-K @Temperature 600 °C
	25.0 W/m-K @Temperature 700 °C

Component Elements Properties	Original Value	Comments
Carbon, C	<= 0.020 %
Chromium, Cr	19 - 23 %
Copper, Cu	1.0 - 2.0 %
Iron, Fe	38.9 - 50 %	As Balance
Manganese, Mn	2.0 %
Molybdenum, Mo	4.0 - 5.0 %
Nickel, Ni	23 - 28 %
Phosphorus, P	<= 0.045 %
Silicon, Si	1.0 %
Sulfur, S	<= 0.035 %

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NSANDV195 / 19089

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