EN 1.4911 (X8CrCoNiMo10-6) Stainless Steel

Other Steels

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density7.9g/cm³

Elastic Modulus200GPa

Tensile Strength1070MPa

Yield Strength850MPa

Brinell HardnessUnknown

Maximum Service Temperature700°C

Weight Calculator

Chemical Composition

0.050 to 0.12%

9.8 to 11.2%

0.2 to 1.2%

0.5 to 1.0%

0.3 to 1.3%

0.1 to 0.8%

0 to 0.035%

0 to 0.025%

0 to 0.015%

0.2 to 0.5%

0.1 to 0.4%

5.0 to 7.0%

0 to 0.7%

0.0050 to 0.015%

75.7 to 83.8%

Mechanical

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

+QT

Elastic (Young's, Tensile) Modulus

200 GPa

Elongation at Break

11 %

Fatigue Strength

530 MPa

Poisson's Ratio

0.28

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

850

+QT

Rm - Tensile strength (MPa) (+QT)

1000-1140

+QT

Shear Modulus

76 GPa

Shear Strength

640 MPa

Tensile Strength: Ultimate (UTS)

1070 MPa

Tensile Strength: Yield (Proof)

970 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

Physical

Density

7.9 g/cm 3

Thermal

Latent Heat of Fusion

270 J/g

Maximum Temperature: Corrosion

430 °C

Maximum Temperature: Mechanical

700 °C

Melting Completion (Liquidus)

1450 °C

Melting Onset (Solidus)

1410 °C

Specific Heat Capacity

470 J/kg-K

Thermal Conductivity

20 W/m-K

Thermal Diffusivity

5.4 mm 2 /s

Thermal Expansion

11 µm/m-K

Thermal Shock Resistance

37 points

Electrical

Electrical Conductivity: Equal Volume

2.7 % IACS

Electrical Conductivity: Equal Weight (Specific)

3.0 % IACS

Calculated

PREN (Pitting Resistance)

Resilience: Ultimate (Unit Rupture Work)

120 MJ/m 3

Resilience: Unit (Modulus of Resilience)

2410 kJ/m 3

Stiffness to Weight: Axial

14 points

Stiffness to Weight: Bending

25 points

Strength to Weight: Axial

38 points

Strength to Weight: Bending

30 points

Environmental

Base Metal Price

20 % relative

Embodied Carbon

3.4 kg CO 2 /kg material

Embodied Energy

49 MJ/kg

Embodied Energy

49 MJ/kg 21 x 10 3 BTU/lb

Embodied Water

130 L/kg

Embodied Water

130 L/kg 15 gal/lb

Registered Designations & Aliases

1.49111.4911EN 1.4911 (X8CrCoNiMo10-6) Stainless SteelX8CrCoNiMo10-6X8CrCoNiMo10-6

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 10302 EN 10302: 2008 Creep resisting steels, nickel and cobalt alloys

EN 10302 EN 10302: Creep resisting steels, nickel and cobalt alloys

EN 10302 EN 10302: Creep resisting steels, nickel and cobalt alloys Machining of Stainless Steels and Super Alloys: Traditional and Nontraditional Techniques, Helmi A. Youssef, 2016 Creep-Resistant Steels, Fujio Abe et al. (editors), 2008 Welding Metallurgy and Weldability of Stainless Steels, John C. Lippold and Damian J. Kotecki, 2005 EN 10088-1: Stainless steels - Part 1: List of stainless steels Corrosion of Stainless Steels, A. John Sedriks, 1996