Material No.: 1.4922

DescriptionChemical
composition
Physical
mechanical
properties
Temparature
information
StandardsProcess
information
Application
Certification
ProductsAll

Description

EN symbol (short)X20CrMoV11-1
AFNORX20CrMoV 11-1 / EN 10088-1(06/2005) (FR)
BSX20CrMoV11-1 / EN 10088-1(06/2005) GB)
Registered work's labelF 12
Density kg/dm37,7
Hardness HV590 (max.)
Compositionchromium nickel molybdenium steels
Categoryhigh-temperature resisting steels and alloys
Structuremartensitic

Chemical Composition

 CSiMnPSCrMoNiV
1.4922Min %0,17    10,000,800,300,25
Max %0,230,501,000,0250,01512,501,200,800,35
(Key to steel 2010) DIN-Norms may deviate in some aspects

Physical properties

PropertyValue
Density: kg/dm37,7
Hardness: HV590 (max.)
Hardness HB30<=270
magnetizableYes
Temperature T
°C/F
(°C/F)
Specific heat
J / kgK
(Btu / lb °F)
Thermal conductivity
W/mK
(Btu·in / ft2·h·°F)
Electric resistance
µΩ · cm
(Ω circ mill / ft)
Modulus of elasticity
kN/mm2
(103 ksi)
Expansion rate from 70°F bis T
10-6 / K
(10-6 / °F)
20 / 68460 (--)27 (--) 200 (--) 
650 /1202 29 (--)   
800 / 1472 540 (--)   

Mechanical properties (20°C / 68°F)

0,2 %Yield strength (Mpa) /ksi500 / 72,5
Tensile strenght (N/mm2) /ksi690-840/100-121,8
Elongation (%)15-16min.
impact energy (J)<= 40

Temparature information

Application area
Operation temperature14 ºF  to 1112 ºF resistant to scaling
to anneal
Working temperature1868 ºF  to 1958 ºF 
Explanation reportcool down :air/oil
Tempering
Working temperature1184 ºF  to 1364 ºF 
Explanation reportcool down: air
Hardness
Working temperature1868 ºF  to 1958 ºF 
Explanation reportcool down :air,oil
soft-annealed
Working temperature1436 ºF  to 1382 ºF 

Standards / information

StandardsDesciption
DIN 100216-2(10-/2007)Seamless steel tubes for pressure purposes.Non-alloy and alloy steel tubes with specified elevated temperature properties
DIN 17740
DIN EN 10088-1 (09/2005)Stainless steels Part 1: List of stainless steels
DIN EN 10216-2(10/2007)Stanless steel tubes for pressure purposes. Non-alloy and alloy steel tubes with specified elevated temperature properties
DIN EN 10302 (06/2008)heat-resisting steel nickel-cobalt alloy
SEW 310 (08/1992)physical properties of steel
VdTÜV / Werkstoffblatt 110/03.12high temperature weldable steel X20 CrMoV 11-1 (X20CrMoV121), Material-Nr. 1.4922 forged piece, rolled rod steel, dorged rod steel

Process information

Cold formingconditionally possible
Welding
 - Typewell weldable
manual arc
protective gas
WIG

Main fields of application

Details of application
Certifications
Steam boiler constructionturbine
pressure tanks

Range of products

Product typeProduct
Processing / Constructionfrom pipes, fittings, flanges (welded)
Plates / Sheetsplates/sheets
plate/sheet cuts
Fittingswelded elbows
welded reductions
Welded T-pieces
seamless elbows
seamless reductions
seamless T-pieces
Pipes / Tubeswelded pipes/tubes
seamless pipes/tubes
Bar steelround bar steel

Liability exclusion

All aforementioned specifications serve as a general orientation and have to be reviewed depending on the conditions of use.
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