EN 1.4460 (X3CrNiMoN27-5-2) Stainless Steel

Duplex Stainless Steels

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density7.7g/cm³

Elastic Modulus200GPa

Tensile Strength750MPa

Yield Strength510MPa

Brinell Hardness260HB

Maximum Service Temperature1100°C

Weight Calculator

Chemical Composition

0 to 0.050%

25 to 28%

4.5 to 6.5%

1.3 to 2.0%

0 to 2.0%

0 to 1.0%

0.050 to 0.2%

0 to 0.035%

0 to 0.015%

60.2 to 69.2%

Mechanical

A - Min. elongation at fracture (%) (+A)

Elastic (Young's, Tensile) Modulus

200 GPa

Elongation at Break

21 %

Fatigue Strength

330 MPa

Impact Strength: V-Notched Charpy

83 J

Poisson's Ratio

0.27

R p0.2 0.2% proof strength (MPa) (+A)

450-460

Rm - Tensile strength (MPa) (+A)

620-880

Shear Modulus

80 GPa

Shear Strength

470 MPa

Tensile Strength: Ultimate (UTS)

750 MPa

Tensile Strength: Yield (Proof)

510 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

Brinell Hardness

220

Brinell hardness (HB): (+A)

260

Physical

Density

7.7 g/cm 3

Thermal

Latent Heat of Fusion

300 J/g

Maximum Temperature: Corrosion

450 °C

Maximum Temperature: Mechanical

1100 °C

Melting Completion (Liquidus)

1430 °C

Melting Onset (Solidus)

1390 °C

Specific Heat Capacity

480 J/kg-K

Thermal Conductivity

15 W/m-K

Thermal Diffusivity

4.0 mm 2 /s

Thermal Expansion

13 µm/m-K

Thermal Shock Resistance

20 points

Electrical

Electrical Conductivity: Equal Volume

2.2 % IACS

Electrical Conductivity: Equal Weight (Specific)

2.5 % IACS

Calculated

PREN (Pitting Resistance)

Resilience: Ultimate (Unit Rupture Work)

140 MJ/m 3

Resilience: Unit (Modulus of Resilience)

640 kJ/m 3

Stiffness to Weight: Axial

15 points

Stiffness to Weight: Bending

25 points

Strength to Weight: Axial

27 points

Strength to Weight: Bending

24 points

Environmental

Base Metal Price

18 % relative

Embodied Carbon

3.4 kg CO 2 /kg material

Embodied Energy

48 MJ/kg

Embodied Energy

48 MJ/kg 21 x 10 3 BTU/lb

Embodied Water

180 L/kg

Embodied Water

180 L/kg 21 gal/lb

Registered Designations & Aliases

1.44601.4460EN 1.4460 (X3CrNiMoN27-5-2) Stainless SteelX3CrNiMoN27-5-2X3CrNiMoN27-5-2

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 10088-3 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

EN 10088-5 EN 10088-5: 2009 Stainless steels. Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes

EN 10250-4 EN 10250-4: 2000 Open steel die forgings for general engineering purposes. Stainless steels

EN 10250-4 EN 10250-4: Open die steel forgings for general engineering purposes - Part 4: Stainless steels

EN 10250-4 EN 10250-4: Open die steel forgings for general engineering purposes - Part 4: Stainless steels Duplex Stainless Steels, Iris Alvarez-Armas and Suzanne Degallaix-Moreuil (editors), 2009 Duplex Stainless Steels: Microstructure, Properties and Applications, Robert N. Gunn (editor), 1997 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 Corrosion of Stainless Steels, A. John Sedriks, 1996

EN 10297-2 EN 10297-2: 2005 Seamless circular steel tubes for mechanical and general engineering purposes. Stainless steel. Technical delivery conditions