Material No.: 1.4923

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

Description

EN symbol (short)X22CrMoW12-1
AFNORX22CrMoW12-1/ EN10088-1(06/2005) (FR)
BSX22CrMoW12-1/ EN10088-1(06/2005) (GB)
Density kg/dm37,7
Hardness HV590 (max)
Compositionchromium nickel molybdenium steels
Categoryhigh-temperature resisting steels and alloys
Stainless steels
Structuremartensitic

Chemical Composition

 CSiMnPSCrMoNiV
1.4923Min %0,18 0,40  11,000,800,300,25
Max %0,240,500,900,0250,01512,501,208,800,35
(Key to steel 2010)

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 /46024 (--)   
650 29 (--)   
800 540(--)   
Temp.Creep strain limitCreep strain limitCreep rupture strengthCreep rupture strengthCreep rupture strength
°C/°F
10 000h
(
100 000h

10 000h

100 000h
(Rp1,0) N/mm2Rp1,0 (N/mm2)(N/mm2)(N/mm2)
450 / 842436 (--)373 (--)480 (--)432 (--) 
500 /932289 (--)221 (--)338 (--)276 (--) 
550 / 1022165 (--)108 (--)211 (--)137 (--) 
600 /111279 (--)44 (--)103 (--)59 (--) 
700 / 1292  25 (--)14 (--) 
800 / 1472  9 (--)  

Mechanical properties (20°C / 68°F)

Dehngrenze 
Tensile strenght -N/mm2 /ksi800-950/116-137,7
Elongation (A5)-(%)>=14
Schlagarbeit ISO-V 

Temparature information

Application area
Operation temperature ºF  to 1112 ºF scaling resistance
Working temperature1895 ºF  to 1949 ºF 
Explanation reportwater or oil

Standards / information

StandardsDesciption
DIN EN 10088-1 (09/2005)Stainless steels Part 1: List of stainless steels
DIN EN 10302heat-resisting steel nickel-cobalt alloy

Process information

Cold formingconditionally possible
Chip removing processmediocre
Welding
 - Typewell weldable
manual arc
protective gas
WIG
 - Hintspre-heat 662°F

Main fields of application

Details of application
Certifications
Chemische Industrie
Steam boiler construction
Turbinenbau
conduit construction

Range of products

Product typeProduct
Plates / Sheetsplates/sheets
plate/sheet cuts
Fittingswelded elbows
welded reductions
Welded T-pieces
seamless elbows
seamless reductions
seamless T-pieces
Other Fittings a.o. Weldolets, Nipples
Flanges / Collars / Flared tube endsflared tube end
collars
various flanges (weld neck flange,blind flange etc.)
weld neck flange/blind flange
Pipes / Tubeswelded pipes/tubes
seamless pipes/tubes
Bar steelflat steel
round 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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