EN 1.4597 (X8CrMnCuN17-8-3) Stainless Steel
Austenitic & General Stainless Steels
Property Overview
Density7.7g/cm³
Elastic Modulus190GPa
Tensile Strength680MPa
Yield Strength330MPa
Brinell Hardness245HB
Maximum Service Temperature860°C
Mechanical
A - Min. elongation at fracture (%) (+A)
40
+A
Elastic (Young's, Tensile) Modulus
190 GPa
Impact Strength: V-Notched Charpy
90 J
KV - Impact energy (J) longitud.,
+20° 100
R p0.2 0.2% proof strength (MPa) (+A)
270-300
+A
Rm - Tensile strength (MPa) (+A)
560-780
+A
Tensile Strength: Ultimate (UTS)
680 MPa
Tensile Strength: Yield (Proof)
330 MPa
Hardness
+A Soft annealed +AC Annealed to achieve spheroidization of the carbides +AR As rolled +AT Solution annealed +C Cold drawn / hard +CR Cold rolled +FP Treated to ferrite-pearlite structure and hardness range +I Isothermal annealing +LC Cold drawn / soft +M Thermo mechanical rolling +N Normalized +NT Normalized and tempered
+P Precipitation hardened +PE Peeled +QA Air quenched and tempered +QL Liquid quenched and tempered +QT Quenched and tempered +S Treated to improve shearability +SH As rolled and turned +SR Cold drawn and stress relieved +T Tempered +TH Treated to hardness range +WW Warm worked +U Untreated
+A
Brinell hardness (HB): (+A)
245
+A
Thermal
Latent Heat of Fusion
290 J/g
Maximum Temperature: Corrosion
410 °C
Maximum Temperature: Mechanical
860 °C
Melting Completion (Liquidus)
1400 °C
Melting Onset (Solidus)
1350 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
15 W/m-K
Thermal Diffusivity
4.1 mm 2 /s
Thermal Expansion
17 µm/m-K
Thermal Shock Resistance
15 points
Electrical
Electrical Conductivity: Equal Volume
2.4 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.8 % IACS
Calculated
PREN (Pitting Resistance)
21
Resilience: Ultimate (Unit Rupture Work)
250 MJ/m 3
Resilience: Unit (Modulus of Resilience)
280 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
25 points
Strength to Weight: Bending
22 points
Environmental
Base Metal Price
11 % relative
Embodied Carbon
2.5 kg CO 2 /kg material
Embodied Energy
36 MJ/kg 16 x 10 3 BTU/lb
Embodied Water
140 L/kg 17 gal/lb
Registered Designations & Aliases
1.45971.4597EN 1.4597 (X8CrMnCuN17-8-3) Stainless SteelX8CrMnCuN17-8-3X8CrMnCuNB17-8-3
Standards
EN 10088-1 EN 10088-1: 2005 Stainless steels. List of stainless steels
EN 10088-1 EN 10088-1: Stainless steels - Part 1: List of stainless steels
EN 10088-2 EN 10088-2: 2005 Stainless steels. Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
EN 10088-2 EN 10088-2: Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
EN 10088-2 EN 10088-2: Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes EN 10088-3: Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes EN 10088-1: Stainless steels - Part 1: List of stainless steels Welding Metallurgy of Stainless Steels, Erich Folkhard et al., 2012
EN 10088-3 EN 10088-3: 2005 Stainless steels. Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
EN 10088-3 EN 10088-3: Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes