EN 1.4922 (X20CrMoV11-1) Stainless Steel

Other Steels

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density7.8g/cm³

Elastic Modulus190GPa

Tensile Strength770MPa

Yield Strength490MPa

Brinell HardnessUnknown

Maximum Service Temperature720°C

Weight Calculator

Chemical Composition

0.17 to 0.23%

10 to 12.5%

0.3 to 0.8%

0.8 to 1.2%

0.3 to 1.0%

0 to 0.4%

0 to 0.025%

0 to 0.015%

0.2 to 0.35%

83.5 to 88.2%

Mechanical

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

15-16

+QT

A - Min. elongation at fracture (%) longitud., (+NT)

+NT

A - Min. elongation at fracture (%) transverse, (+NT)

+NT

Elastic (Young's, Tensile) Modulus

190 GPa

Elongation at Break

16 %

Fatigue Strength

330 MPa

Impact Strength: V-Notched Charpy

38 J

KV - Impact energy (J) longitud., (+NT)

+20° 40

+NT

KV - Impact energy (J) longitud., (+QT)

+20° 27-39

+QT

KV - Impact energy (J) transverse, (+QT)

+20° 27

+QT

Poisson's Ratio

0.28

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

500

+QT

ReH - Minimum yield strength (MPa) (+NT)

490

+NT

Rm - Tensile strength (MPa) (+NT)

690-840

+NT

Rm - Tensile strength (MPa) (+QT)

700-850

+QT

Shear Modulus

76 GPa

Shear Strength

470 MPa

Tensile Strength: Ultimate (UTS)

770 MPa

Tensile Strength: Yield (Proof)

550 MPa

Physical

Density

7.8 g/cm 3

Thermal

Latent Heat of Fusion

270 J/g

Maximum Temperature: Corrosion

380 °C

Maximum Temperature: Mechanical

720 °C

Melting Completion (Liquidus)

1460 °C

Melting Onset (Solidus)

1410 °C

Specific Heat Capacity

470 J/kg-K

Thermal Conductivity

24 W/m-K

Thermal Diffusivity

6.5 mm 2 /s

Thermal Expansion

11 µm/m-K

Thermal Shock Resistance

27 points

Electrical

Electrical Conductivity: Equal Volume

2.9 % IACS

Electrical Conductivity: Equal Weight (Specific)

3.3 % IACS

Calculated

PREN (Pitting Resistance)

Resilience: Ultimate (Unit Rupture Work)

110 MJ/m 3

Resilience: Unit (Modulus of Resilience)

770 kJ/m 3

Stiffness to Weight: Axial

14 points

Stiffness to Weight: Bending

25 points

Strength to Weight: Axial

27 points

Strength to Weight: Bending

24 points

Environmental

Base Metal Price

7.5 % relative

Embodied Carbon

2.8 kg CO 2 /kg material

Embodied Energy

40 MJ/kg

Embodied Energy

40 MJ/kg 17 x 10 3 BTU/lb

Embodied Water

100 L/kg

Embodied Water

100 L/kg 12 gal/lb

Registered Designations & Aliases

1.49221.4922EN 1.4922 (X20CrMoV11-1) Stainless SteelX20CrMoV11-1X20CrMoV11-1

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 10216-2 EN 10216-2: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Non-alloy and alloy steel tubes with specified elevated temperature properties

EN 10216-2 EN 10216-2: Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties

EN 10222-2 EN 10222-2: 2000 Steel forgings for pressure purposes. Ferritic and martensitic steels with specified elevated temperature properties

EN 10222-2 EN 10222-2: Steel forgings for pressure purposes - Part 2: Ferritic and martensitic steels with specified elevated temperature properties

EN 10222-2 EN 10222-2: Steel forgings for pressure purposes - Part 2: Ferritic and martensitic steels with specified elevated temperature properties EN 10216-2: Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties EN 10302: Creep resisting steels, nickel and cobalt alloys Metallic Materials: Physical, Mechanical, and Corrosion Properties, Philip A. Schweitzer, 2003 Creep-Resistant Steels, Fujio Abe et al. (editors), 2008 EN 10088-1: Stainless steels - Part 1: List of stainless steels Welding Metallurgy of Stainless Steels, Erich Folkhard et al., 2012 Corrosion of Stainless Steels, A. John Sedriks, 1996

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

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