Home»Grades > Special Alloy > 21 MoMnCr 12XS
21 MoMnCr 12XSApplication:Alloy structural steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy 21 MoMnCr 12XSSTAS/SRRomania

Chemical composition%of the ladle analysis of grade21 MoMnCr 12XS

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)Ti(%)
0.18-0.240.17-0.370.80-1.200.0250.020-0.0351.00-1.400.30.20-0.300.02
21 MoMnCr 12XS
Mechanical properties of grade21 MoMnCr 12XS
Proof strength
Rp0.2(MPa)
Tensile strength
Rm(MPa)
Impact energy
KV(J)
Elongation at fracture
A(%)
Reduction in cross section on fracture
Z(%)
As-Heat-Treated ConditionBrinell hardness(HBW)
411(≥)952(≥)211421Solution and Aging,Annealing,Ausaging,Q+T,etc313
Physical properties of grade21 MoMnCr 12XS
PropertyDensity
kg/dm3
Temperature T
°C/F
Specific heat
J/kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
497(≥)668(≥)432233Solution and Aging,Annealing,Ausaging,Q+T,etc322
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
368895321
21 MoMnCr 12XSRange of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED
Cross Reference Table(Equivalent Grade)
GradeStandardCountryApplication
1Cr21Ni5TiSTAS/SRRomania
Cold rolled stainless steel sheets and plates
5Cr21Mn9Ni4NSTAS/SRRomania
Heat-resisting steel bars
2Cr21Ni12NSTAS/SRRomania
Heat-resisting steel bars
GH2130STAS/SRRomania
Classification and designation for superalloys and high temperature intermetallic materials
GH2132STAS/SRRomania
Classification and designation for superalloys and high temperature intermetallic materials
GH2135STAS/SRRomania
Classification and designation for superalloys and high temperature intermetallic materials
GH2136STAS/SRRomania
Classification and designation for superalloys and high temperature intermetallic materials
XM-31STAS/SRRomania
Chemical compositions of SAE wrought stainless steels
S21400STAS/SRRomania
Chemical compositions of SAE wrought stainless steels
S21460STAS/SRRomania
Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar
S21500STAS/SRRomania
Austenitic Chromium Manganese Nickel Molybdenum Stainless Steel
216STAS/SRRomania
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-479 Type XM-17STAS/SRRomania
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 240 Type XM-17STAS/SRRomania
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 479 XM-17STAS/SRRomania
Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A 492 Type XM-17STAS/SRRomania
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 959 Type XM-17STAS/SRRomania
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
S21600STAS/SRRomania
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
216LSTAS/SRRomania
Chemical compositions of SAE wrought stainless steels
S21603STAS/SRRomania
Austenitic Chromium Manganese Nickel Molybdenum Stainless Steel

Relevant products

21 MoMnCr 12XS Steel Stock

Steel gradeDimensionShapeUnitQuantityDelivery stateQuery
IncoloyA-286 / GH 2132 StockΦ8-65mm*LRound BarKgs489Hot-Rolled+Annealed+blackEnquiry

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